Deep venous thrombosis; May-Thurner syndrome US

Hepatic abscesses; Biliary obstruction US

No acute findings; Tubular ectasia of the rete testis; Testicular microlithiasis US

Normal renal ultrasound; Tamm-Horsfall protein deposition US

Portal vein thrombosis; Pancreatitis US

Soft tissue abscess; Cellulitis; Foreign body US

Ureteral calculi; Medullary nephrocalcinosis US

ACL avulsion fracture XR

ACL tear with Segond fracture and lateral femoral notch sign XR

ASIS avulsion fracture XR

Abdominal aortic aneurysm XR

Abdominal aortic aneurysm (AAA) MRI

Abdominal aortic aneurysm, impending rupture Small bowel obstruction CT

Abdominal mass (Wilms tumor) XR

Abdominal mass (cystic ovarian neoplasm) XR

Abscess/cerebritis, meningitis, cytotoxic lesion of the corpus callosum (CLOCC) MRI

Acalculous cholecystitis US

Acetabular fracture (transverse with posterior wall) XR

Achalasia XR

Achilles tendinitis/tear XR

Achilles tendon avulsion XR

Acquired tracheal stenosis CT

Acromioclavicular joint separation, likely grade II XR

Acute aortic injury XR

Acute appendicitis — Case #12 US

Acute appendicitis — Case #21 XR

Acute appendicitis — Case #1 CT

Acute appendicitis — Case #8 XR

Acute chest syndrome XR

Acute cholecystitis — Case #4 CT

Acute cholecystitis — Case #2 CT

Acute cholecystitis — Case #5 US

Acute cholecystitis with choledocholithiasis CT

Acute demyelinating disease (ADEM) CT

Acute disseminated encephalomyelitis (ADEM) — Case #35 MRI

Acute disseminated encephalomyelitis (ADEM) — Case #15 MRI

Acute epiglottitis CT

Acute extension-distraction injury CT

Acute gangrenous cholecystitis CT

Acute intracranial hemorrhage with subfalcine and uncal herniation CT

Acute left ACA and MCA territory infarct CT

Acute left MCA/PCA and ACA/MCA watershed infarcts; Acute left caudate head infarct CT

Acute left parotiditis — Case #10 CT

Acute left parotiditis — Case #26 CT

Acute mesenteric ischemia due to arterial occlusion CT

Acute mesenteric ischemia due to venous occlusion — Case #19 CT

Acute mitral regurgitation XR

Acute nasal fractures; Orbital foreign body CT

Acute pancreatitis US

Acute perforated appendicitis CT

Acute proximal humeral fracture XR

Acute pulmonary edema XR

Acute pulmonary edema (batwing pattern) XR

Acute respiratory distress syndrome (ARDS) — Case #15 CT

Acute respiratory distress syndrome (ARDS) — Case #12 XR

Acute rib fracture — Case #34 XR

Acute right MCA territory infarct (dense vessel sign) CT

Acute subdural hematoma CT

Acute suppurative appendicitis — Case #52 CT

Acute suppurative appendicitis — Case #31 CT

Acute traumatic aortic injury; Hepatic laceration; Splenic laceration; Renal laceration CT

Acute traumatic aortic injury — Case #6 CT

Acute traumatic aortic injury — Case #8 CT

Acute traumatic subarachnoid hemorrhage CT

Acute/subacute compression fractures; Subtle facet joint widening CT

Adamantinomatous craniopharyngioma MRI

Adenocarcinoma XR

Adrenal calcification — Case #12 XR

Adrenal calcification — Case #7 XR

Adrenal hematoma CT

Air-trapping CT

Allergic bronchopulmonary aspergillosis (ABPA) — Case #32 CT

Allergic bronchopulmonary aspergillosis (ABPA) — Case #23 XR

Alzheimer disease MRI

Amyloid angiopathy with superficial siderosis MRI

Amyotrophic lateral sclerosis (ALS) MRI

Anaplastic ependymoma MRI

Aneurysmal bone cyst XR

Aneurysmal bone cyst (ABC) XR

Aneurysmal bone cyst with pathological fracture XR

Angioedema — Case #11 CT

Angioedema — Case #19 CT

Angioinvasive aspergillosis — Case #6 CT

Angioinvasive aspergillosis — Case #1 XR

Ankylosing spondylitis MRI

Anterior cerebral artery aneurysm rupture CT

Anterior knee dislocation XR

Anterior mediastinal mass XR

Anterior mediastinal mass (retrosternal thyroid mass) XR

Anterior mediastinal mass (thymoma) XR

Anterior process of calcaneus fracture; Posterior process of talus fracture XR

Anterior process of calcaneus fracture — Case #30 XR

Anterior process of calcaneus fracture — Case #7 XR

Anterior shoulder dislocation; Greater tuberosity fracture XR

Anterior shoulder dislocation — Case #29 XR

Anterior shoulder dislocation — Case #3 XR

Anterior shoulder dislocation with Hill-Sachs fracture — Case #5 XR

Anterior shoulder dislocation with Hill-Sachs fracture — Case #18 XR

Anterior shoulder dislocation with Hill-Sachs fracture — Case #8 XR

Anterior shoulder dislocation with Hill-Sachs fracture — Case #2 XR

Anterior shoulder dislocation with Hill-Sachs lesion XR

Anterior superior iliac spine (ASIS) avulsion fracture — Case #4 XR

Anterior-inferior tibiofibular ligament (AITFL) avulsion fracture (aka Chaput tubercle fracture) XR

Anti-MOG MRI

Aortic dissection CT

Aortic dissection (Stanford type B) XR

Aortic endoleak CT

Aortic intramural hematoma; Aortic pseudoaneurysm CT

Aortic intramural hematoma; Penetrating atherosclerotic ulcer CT

Aortoenteric fistula CT

Apophysitis XR

Appendicitis with periappendiceal abscess US

Appendicolith XR

Arachnoid Granulation Mimicking Thrombus CT

Arachnoid cyst MRI

Arachnoiditis MRI

Arcuate complex avulsion fracture XR

Arteriovenous malformation (AVM) — Case #1 MRI

Arteriovenous malformation (AVM) — Case #6 MRI

Arteriovenous malformation (AVM) — Case #43 XR

Artery of Percheron infarct — Case #2 CT

Artery of Percheron infarct — Case #45 MRI

Asbestos-related pleural disease XR

Asbestosis XR

Ascending aortic aneurysm — Case #22 XR

Ascending aortic aneurysm — Case #23 CT

Ascending aortic aneurysm — Case #9 XR

Ascending cholangitis — Case #3 CT

Ascending cholangitis — Case #42 CT

Ascending cholangitis — Case #32 CT

Ascites; Renal calculi XR

Ascites XR

Aspergillus pneumonia XR

Aspirated radiolucent foreign body — Case #15 XR

Aspirated radiolucent foreign body — Case #17 XR

Aspirated radiolucent foreign body — Case #45 XR

Aspiration; Pericardial effusion CT

Aspiration — Case #1 CT

Aspiration — Case #22 CT

Aspiration pneumonia XR

Associated both column acetabular fracture — Case #8 XR

Associated both column acetabular fracture — Case #7 XR

Associated both column acetabular fracture — Case #1 XR

Astroblastoma MRI

Atlanto-occipital dislocation CT

Atlantoaxial rotatory fixation CT

Atlantooccipital dissociation — Case #1 MRI

Atlantooccipital dissociation — Case #3 MRI

Atypical femoral fracture (Insufficiency fracture of the lateral subtrochanteric left femur) XR

Atypical pneumonia CT

Atypical posterior reversible encephalopathy syndrome (PRES) MRI

Atypical teratoid/rhabdoid tumor (AT/RT) — Case #28 MRI

Atypical teratoid/rhabdoid tumor (AT/RT) — Case #41 MRI

Avulsion fracture — Case #18 XR

Avulsion fracture — Case #5 XR

Avulsion fractures of the knee XR

Bacterial (exudative) tracheitis XR

Balo concentric sclerosis MRI

Bankart and Hill-Sachs fractures XR

Bankart fracture; Remote Hill-Sachs fracture XR

Barton fracture (Frykman IV) XR

Base of fifth metatarsal avulsion fracture XR

Base of fifth metatarsal fracture; Anterior process of calcaneus fracture XR

Basilar artery thrombosis CT

Basilar artery tip thrombosis CT

Basilar tip aneurysm rupture CT

Behçet disease MRI

Bell clapper deformity US

Benign enlargement of the subarachnoid spaces in infancy (BESSI). CT

Benign enlargement of the subarachnoid spaces of infancy (BESSI) CT

Bennett fracture XR

Bilateral Le Fort I, right Le Fort II fractures CT

Bilateral Le Fort type I and II fractures CT

Bilateral atlanto-occipital subluxation; Epidural hematoma CT

Bilateral internal carotid artery occlusion MRI

Biliary obstruction US

Bone cyst XR

Bowel injury CT

Bowel-containing inguinal hernia — Case #3 XR

Bowing (plastic) fractures XR

Boxer's fracture — Case #22 XR

Boxer's fracture — Case #7 XR

Boxer's fracture — Case #8 XR

Brain abscess; Coalescent mastoiditis CT

Brain metastases MRI

Brain tumor, herniation, ventricular entrapment CT

Branchio-oto-renal syndrome (BOR) MRI

Breast abscess — Case #15 US

Breast abscess — Case #22 US

Bronchial avulsion CT

Bronchitis; Bronchopneumonia CT

Bronchopleural fistula — Case #9 CT

Bronchopleural fistula — Case #8 XR

Bronchopulmonary dysplasia (BPD) XR

Buckle fracture — Case #17 XR

Buckle fracture — Case #27 XR

Buckle fractures — Case #1 XR

Buckle fractures — Case #1 XR

Buckle fractures — Case #10 XR

Buckle fractures — Case #24 XR

Burst fracture CT

C-section scar ectopic pregnancy US

C2 fracture CT

CHARGE syndrome MRI

CNS toxoplasmosis — Case #14 MRI

CNS toxoplasmosis — Case #24 MRI

CSF pulsation artifact MRI

Calcaneal fracture — Case #1 XR

Calcaneal fracture — Case #5 XR

Calcaneal fracture — Case #2 XR

Calcaneal fracture — Case #12 XR

Calcaneal fracture — Case #6 XR

Calcaneal stress fracture; Weber type B ankle fracture; Possible talar neck stress fracture XR

Calcaneonavicular coalition XR

Calcific Scleral Plaques CT

Calcific tendinitis of the longus colli CT

Calcific tendinitis of the longus colli muscle CT

Calcified left ventricular aneurysm XR

Calvarial fracture CT

Carbon monoxide toxicity MRI

Cardioembolic infarcts CT

Catheter-associated septic thrombophlebitis of the right internal jugular vein CT

Cavernous malformation — Case #2 MRI

Cavernous malformation (aka cavernoma) CT

Cavernous sinus thrombosis; Invasive mucormycosis MRI

Cavitary mycobacterium avium intercellulare infection CT

Cecal volvulus — Case #51 CT

Cecal volvulus — Case #4 XR

Cecal volvulus — Case #16 CT

Celiac artery vasculitis CT

Central neurocytoma — Case #20 MRI

Central neurocytoma — Case #13 MRI

Cerebellar Horizontal Fissure (Mimic) CT

Cerebellar ataxia-type multiple system atrophy (MSA-C) MRI

Cerebellar metastasis MRI

Cerebellitis — Case #31 CT

Cerebellitis — Case #30 MRI

Cerebral abscess — Case #24 MRI

Cerebral amyloid angiopathy MRI

Cerebral autosomal dominant arteriopathy with subcortical infarcts and leukoencephalopathy (CADASIL) MRI

Cerebral cavernous malformations (cavernomas) MRI

Cerebritis MRI

Cervical lymphadenitis; Retropharyngeal edema CT

Cervical osteomyelitis and epidural abscess CT

Cervical spine fracture and ligamentous injury MRI

Cervical spine ligamentous injury — Case #2 MRI

Cervical spine ligamentous injury — Case #15 MRI

Chance fracture — Case #17 CT

Chemical pneumonitis XR

Chopart dislocation XR

Choroid Plexus in Foramina of Luschka (Mimic) CT

Choroid Plexus in the Temporal Horn (Mimic) CT

Choroid plexus carcinoma MRI

Choroid plexus papilloma MRI

Choroid plexus xanthogranulomas MRI

Choroid villous hyperplasia vs choroid plexus papillomas MRI

Chronic deep venous thrombosis US

Chronic inflammatory demyelinating polyneuropathy (CIDP) MRI

Chronic lymphocytic inflammation with pontine perivascular enhancement responsive to steroids (CLIPPERS) — Case #46 MRI

Chronic lymphocytic inflammation with pontine perivascular enhancement responsive to steroids (CLIPPERS) — Case #50 MRI

Clavicle avulsion fracture Rib fractures XR

Clavicle fracture — Case #27 XR

Clavicle fracture — Case #23 XR

Clavicle fracture — Case #1 XR

Clavicle fracture — Case #20 XR

Clavicle fracture — Case #1 XR

Clavicle fracture — Case #25 XR

Clavicle fracture — Case #27 XR

Clavicle fracture — Case #1 XR

Clavicle fracture — Case #13 XR

Closed-loop bowel obstruction CT

Closed-loop small bowel obstruction — Case #39 CT

Closed-loop small bowel obstruction — Case #61 CT

Closed-loop small bowel obstruction — Case #13 CT

Coalescent otomastoiditis CT

Coccyx fracture XR

Cochlear hypoplasia (type II) MRI

Cochlear incomplete partition type III (IP-III) MRI

Cochlear nerve aplasia MRI

Colitis XR

Colitis due to C. dificile XR

Colles fracture (Frykman IV) — Case #1 XR

Colles fracture (Frykman IV) — Case #7 XR

Colles fracture (Frykman V); Scapholunate ligament injury XR

Colles fracture (Frykman V) XR

Colles' fracture XR

Colonic perforation CT

Common cavity malformation MRI

Complicated frontal sinusitis with subdural empyema MRI

Compression fracture — Case #32 CT

Compression fractures CT

Compression fractures and transverse process fracture CT

Congenital Anomalies of C1 (Mimic) CT

Congenital cholesteatoma MRI

Congenital pulmonary airway malformation (CPAM) XR

Cord contusion, ligamentous injury MRI

Cortical Vein Mimicking Hemorrhage CT

Cortical desmoid; Nonossifying fibroma (NOF) XR

Creutzfeldt-Jakob disease (CJD) — Case #6 MRI

Creutzfeldt-Jakob disease (CJD) — Case #29 MRI

Crohn disease CT

Crohn disease with small bowel obstruction, fistulas, and abscesses CT

Croup (laryngotracheobronchitis) — Case #16 XR

Croup (laryngotracheobronchitis) — Case #24 XR

Cryptococcal meningitis MRI

Cryptogenic organizing pneumonia CT

Cuboid avulsion fracture XR

Cuboid fracture XR

Cystic fibrosis — Case #50 XR

Cystic fibrosis — Case #7 CT

Cystic ovarian neoplasm (mucinous cystadenoma) CT

Cystic pituitary adenoma MRI

Cystic pituitary macroadenoma MRI

Cystitis CT

Dacryocystitis CT

Deep vein thrombosis with hemorrhage; Cephalohematomas CT

Deep venous thrombosis US

Deflux mounds US

Dementia with Lewy bodies (DLB) MRI

Dental fractures CT

Descending necrotizing mediastinitis CT

Descending thoracic aortic aneurysm — Case #6 XR

Developmental venous anomaly (DVA) MRI

Diaphragm rupture CT

Diaphragmatic rupture XR

Diffuse alveolar hemorrhage CT

Diffuse alveolar hemorrhage (Goodpasture syndrome) CT

Diffuse axonal injury (DAI); Subdural and intraventricular hemorrhage CT

Diffuse axonal injury (DAI) MRI

Diffuse axonal injury (DAI), multicompartmental intracranial hemorrhage MRI

Diffuse cerebral edema — Case #12 CT

Diffuse cerebral edema — Case #25 CT

Diffuse leptomeningeal glioneuronal tumor MRI

Diffuse midline glioma — Case #8 MRI

Diffuse midline glioma — Case #61 MRI

Disc herniation MRI

Discitis/osteomyelitis — Case #8 MRI

Discitis/osteomyelitis, septic facet arthritis, and epidural abscess MRI

Displaced occipital condyle avulsion fracture CT

Distal clavicle fracture; Grade III acromioclavicular (AC) separation XR

Distal femoral stress fracture XR

Distal humeral fracture XR

Distal radial fracture XR

Distal radial fracture (Frykman III) XR

Distal radial fracture (Frykman VII); Triquetral fracture XR

Divergent Lisfranc fracture/subluxation XR

Diverticulitis — Case #10 CT

Diverticulitis — Case #58 CT

Dorsal arachnoid web — Case #24 MRI

Dorsal arachnoid web — Case #19 MRI

Dorsal talar avulsion fracture XR

Downward transtentorial herniation with Duret hemorrhage and obstructive hydrocephalus; Multiterritorial infarcts CT

Ductus diverticulum (anatomic variant) CT

Duodenal diverticulitis CT

Duodenal ulcer perforation CT

Dural and deep venous sinus thrombosis CT

Dural sinus thrombosis with venous infarct and hemorrhagic transformation CT

Dural venous and cavernous sinus thrombosis; Sinusitis; Aneurysm CT

Dural venous sinus and deep cerebral vein thrombosis with thalamic edema and trace hemorrhage CT

Dural venous sinus thrombosis — Case #17 CT

Dural venous sinus thrombosis — Case #3 CT

Dural venous sinus thrombosis — Case #28 CT

Dysembryoplastic neuroepithelial tumor (DNET) MRI

Dysplastic cerebellar gangliocytoma (Lhermitte Duclos disease) MRI

Early pregnancy loss US

Ebstein anomaly XR

Ecchordosis Physaliphora CT

Ectopic posterior pituitary MRI

Ectopic pregnancy US

Edema superimposed on emphysema XR

Elbow fracture/dislocation XR

Elbow joint effusion — Case #18 XR

Elbow joint effusion — Case #22 XR

Elbow joint effusion — Case #28 XR

Elbow joint effusion — Case #9 XR

Elbow joint effusion — Case #36 XR

Embryonal tumor with multilayered rosettes (ETMR) MRI

Emphysematous cystitis — Case #20 XR

Emphysematous cystitis — Case #20 CT

Emphysematous pyelitis; Pyelonephritis CT

Emphysematous pyelitis US

Empyema — Case #4 XR

Empyema — Case #19 CT

Empyema Lung abscesses CT

Empyema necessitans; Septic embolic disease CT

Endocarditis with septic embolic disease; Pericardial effusion CT

Enlarged Parietal Foramina (Mimic) CT

Enteritis — Case #11 CT

Enteritis — Case #14 XR

Enterocutaneous fistula CT

Ependymoma; Neurofibromatosis type 2 MRI

Ependymoma — Case #56 MRI

Ependymoma — Case #10 MRI

Epidermoid cyst MRI

Epididymo-orchitis US

Epididymo-orchitis with testicular abscess US

Epidural hematoma; Ligamentous injury MRI

Epidural hematoma — Case #11 CT

Epidural hematoma — Case #26 MRI

Epidural hematoma — Case #2 CT

Epidural hematoma — Case #6 MRI

Epidural hematoma, ligamentous injury MRI

Epiglottitis — Case #4 CT

Epiglottitis — Case #17 XR

Epiploic appendagitis — Case #7 CT

Epiploic appendagitis — Case #18 CT

Erdheim-Chester disease MRI

Esophageal cancer XR

Esophageal foreign bodies (chicken bone) XR

Esophageal perforation (Boerhaave syndrome) CT

Ewing sarcoma — Case #14 XR

Ewing sarcoma — Case #9 XR

Ex vacuo ventriculomegaly vs normal pressure hydrocephalus CT

Extensive facial smash CT

External auditory canal atresia MRI

Extravaginal testicular torsion US

Fabry disease MRI

Facet joint malalignment CT

Facet joint widening without fracture CT

Facial cellulitis; Orbital cellulitis; Cavernous sinus thrombosis CT

Facial crush injury CT

Fat embolism CT

Fecal impaction — Case #13 XR

Fecal impaction — Case #22 XR

Femoral head avascular necrosis (Perthes disease) XR

Femoral neck fracture XR

Femoral neck stress fracture — Case #7 XR

Femoral neck stress fracture — Case #30 XR

Fibrocartilaginous embolism (FCE) MRI

Fibrothorax XR

Fibrous cortical defect — Case #20 XR

Fibrous cortical defect — Case #28 XR

Fibular fracture XR

Fibular head and Segond avulsion fractures XR

Fibular head/neck fracture XR

Fifth PIP joint subluxation XR

Fifth carpometacarpal (CMC) joint fracture/dislocation XR

Fifth proximal phalanx fracture XR

Flexion-distraction injury (Chance fracture) MRI

Flocculus (Mimic) CT

Focal cortical dysplasia (FCD) MRI

Focal cortical dysplasia (type II) MRI

Focal cortical dysplasia VS multinodular and vacuolating neuronal tumor (MVNT) MRI

Fournier gangrene — Case #22 CT

Fournier gangrene — Case #60 CT

Fracture-subluxation at the craniocervical junction CT

Fractured ventriculoperitoneal (VP) shunt tubing XR

Fractures in patient with ankylosing spondylitis CT

Fractures of child abuse XR

Fragile X-associated tremor/ataxia syndrome (FXTAS) MRI

Freiberg infraction — Case #20 XR

Freiberg infraction — Case #27 XR

Frontal sinusitis with epidural abscess and subgaleal abscess MRI

Frontotemporal lobar degeneration (FTLD) MRI

Fungal pneumonia XR

Galeazzi fracture/dislocation — Case #8 XR

Galeazzi fracture/dislocation — Case #7 XR

Galeazzi fracture/dislocation — Case #7 XR

Gallstone ileus — Case #11 CT

Gallstone ileus — Case #79 CT

Gallstones XR

Gamekeeper's thumb XR

Ganglioglioma — Case #15 MRI

Ganglioglioma — Case #3 MRI

Ganglioglioma — Case #8 MRI

Ganglioglioma — Case #33 MRI

Ganglioglioma — Case #45 MRI

Gangrenous acute cholecystitis; Portal vein thrombosis US

Gastric lap band slippage XR

Gastric pneumatosis XR

Gastritis CT

Gastrointestinal bleed — Case #20 CT

Germinoma (pineal region) — Case #24 MRI

Germinoma (pineal region) — Case #37 MRI

Germinoma (pineal region) — Case #47 MRI

Giant cerebral aneurysm MRI

Glioblastoma, IDH-wild-type — Case #6 MRI

Glioblastoma, IDH-wild-type — Case #19 MRI

Gliosarcoma MRI

Globe rupture — Case #8 CT

Globe rupture — Case #22 CT

Globe rupture with foreign body CT

Grade 2 germinal matrix hemorrhage US

Grade 3/4 germinal matrix hemorrhage US

Grade II acromioclavicular (AC) separation — Case #4 XR

Grade II acromioclavicular separation; Rib fracture XR

Grade III acromioclavicular (AC) separation XR

Grade III acromioclavicular separation XR

Grade IV acromioclavicular (AC) separation — Case #18 XR

Grade IV acromioclavicular (AC) separation — Case #30 XR

Grade V acromioclavicular (AC) separation XR

Graves' disease US

Gray matter heterotopia MRI

Greater trochanter fracture — Case #12 XR

Greater trochanter fracture — Case #5 XR

Greater tuberosity fracture; Grade II acromioclavicular (AC) separation XR

Greater tuberosity fracture — Case #9 XR

Greater tuberosity fracture — Case #5 XR

Greenstick and bowing fractures — Case #26 XR

Greenstick and bowing fractures — Case #21 XR

Greenstick and bowing fractures — Case #3 XR

Greenstick fractures XR

Guillain-Barré syndrome MRI

Hamstrings avulsion fracture — Case #22 XR

Hamstrings avulsion fracture — Case #19 XR

Hamstrings avulsion fracture — Case #2 XR

Hangman fracture CT

Hemangioblastoma MRI

Hemangioblastomas MRI

Hemangioblastomas in the setting of von Hippel-Lindau MRI

Hematometrocolpos due to imperforate hymen CT

Hemorrhage secondary to amyloid angiopathy CT

Hemorrhagic conversion of an MCA infarct CT

Hemorrhagic metastasis CT

Hemorrhagic stroke MRI

Hepatic abscess — Case #1 CT

Hepatic abscess — Case #3 US

Hepatic and pancreatic lacerations CT

Hepatic laceration; Mesenteric injuries with active hemorrhage; Mediastinal hematoma; Traumatic lumbar hernia CT

Hepatitis US

Hepatocellular carcinoma CT

Hepatomegaly XR

Herpes encephalitis — Case #28 MRI

Herpes encephalitis — Case #23 MRI

Herpes encephalitis — Case #21 CT

Hiatal hernia — Case #21 XR

Hiatal hernia — Case #32 XR

High grade glioma MRI

High-riding pericardium (anatomic variant) CT

Hilar lymphadenopathy XR

Hill-Sachs fracture XR

Hip effusion — Case #20 XR

Hip effusion — Case #13 XR

Humeral fracture; Multiple rib fractures XR

Humeral head fracture/dislocation XR

Huntington disease MRI

Hydatid cyst US

Hydrocephalus CT

Hydropneumothorax — Case #4 CT

Hyoid bone and thyroid/cricoid cartilage fractures CT

Hyperacute subdural hemorrhage CT

Hyperammonemic encephalopathy — Case #16 MRI

Hypertensive basal ganglia hemorrhage — Case #31 CT

Hypertensive hemorrhage CT

Hypertrophic olivary degeneration (HOD) MRI

Hypertrophic pyloric stenosis US

Hypoperfusion complex — Case #26 CT

Hypoperfusion complex — Case #12 CT

Hypothalamic hamartoma MRI

Hypoxic ischemic encephalopathy CT

Hypoxic ischemic encephalopathy (adult) — Case #11 MRI

Hypoxic ischemic encephalopathy (adult) — Case #25 MRI

Hypoxic ischemic encephalopathy (child) MRI

Hypoxic-ischemic encephalopathy — Case #29 CT

Hypoxic-ischemic encephalopathy — Case #22 CT

Hypoxic-ischemic encephalopathy (child) with retinal hemorrhage MRI

IDH-mutant astrocytoma — Case #53 MRI

IDH-mutant astrocytoma — Case #5 MRI

IDH-mutant astrocytoma — Case #1 MRI

IDH-mutant astrocytoma — Case #34 MRI

Idiopathic intracranial hypertension (IIH) MRI

Ileocolic intussusception — Case #2 US

Ileocolic intussusception — Case #76 CT

Ileocolic intussusception — Case #11 US

Ileus vs small bowel obstruction XR

Iliac crest avulsion fracture XR

Iliopsoas avulsion fracture XR

Immune reconstitution inflammatory syndrome (IRIS) MRI

Immunodeficiency-associated CNS lymphoma MRI

Impacted distal radial fracture XR

Impacted food bolus; Right aortic arch XR

Incarcerated inguinal hernia XR

Incidental parotid lesion MRI

Infarcts with petechial hemorrhage MRI

Infectious colitis CT

Inferior Oblique Muscle CT

Inferior shoulder dislocation XR

Inflammatory cerebral amyloid angiopathy MRI

Ingested foreign bodies (magnets) XR

Ingested foreign body (aluminum soda can tab) XR

Ingested foreign body (button battery) — Case #20 XR

Ingested radiolucent foreign body XR

Inguinal hernia CT

Inguinal hernia Rickets XR

Inhalational injury XR

Internal capsule lacunar infarct CT

Internal carotid artery occlusion MRI

Interstitial edematous pancreatitis CT

Interstitial pulmonary edema — Case #11 XR

Interstitial pulmonary edema — Case #25 XR

Intertrochanteric femoral fracture XR

Intraarticular distal femoral fracture XR

Intracranial extension of sinusitis CT

Intracranial hypotension MRI

Intraperitoneal bladder rupture — Case #6 CT

Intraperitoneal bladder rupture — Case #35 CT

Intravascular lymphoma — Case #35 MRI

Intravascular lymphoma — Case #32 MRI

Intraventricular epidermoid cyst MRI

Intraventricular glioblastoma MRI

Intraventricular hemorrhage — Case #9 CT

Intraventricular hemorrhage — Case #9 MRI

Intraventricular meningioma MRI

Intussusception — Case #25 XR

Intussusception — Case #11 XR

Intussusception — Case #3 XR

Intussusception — Case #1 XR

Intussusception — Case #19 XR

Invasive fungal sinusitis — Case #17 CT

Invasive fungal sinusitis — Case #12 CT

Invasive fungal sinusitis — Case #47 MRI

Ischemic bowel CT

Ischemic colitis CT

Ischemic optic neuropathy MRI

Ischial tuberosity avulsion fracture XR

Jefferson fracture; Type II odontoid fracture; Additional subtle fractures CT

Jefferson fracture; Type II odontoid fracture; Epidural hematoma CT

Jefferson fracture; Type II odontoid fracture; Possible transverse ligament avulsion fracture CT

Jefferson fracture — Case #6 CT

Jefferson fracture — Case #4 CT

Joint effusion XR

Jones fracture; Cuboid fracture XR

Jones fracture — Case #6 XR

Jones fracture — Case #7 XR

Jumped facets CT

Knee joint effusion XR

Labyrinthitis ossificans MRI

Lacunar infarct CT

Langerhans cell histiocytosis (LCH) — Case #49 MRI

Langerhans cell histiocytosis (LCH) — Case #36 MRI

Large bowel obstruction — Case #2 XR

Large bowel obstruction — Case #14 CT

Large bowel obstruction — Case #77 CT

Large bowel obstruction (colonic stricture) CT

Large left cavernous internal carotid aneurysm CT

Large pericardial effusion XR

Lateral condylar fracture; Bowing fracture of the ulna XR

Lateral condylar fracture — Case #17 XR

Lateral condylar fracture — Case #3 XR

Lateral condylar fracture — Case #40 XR

Lateral femoral notch sign with ACL graft tear XR

Lateral femoral notch sign with ACL tear — Case #30 XR

Lateral femoral notch sign with ACL tear — Case #7 XR

Lateral femoral notch sign with ACL tear — Case #6 XR

Lateral patellar dislocation; Non-ossifying fibroma XR

Lateral patellar dislocation XR

Lateral process of talus fracture XR

Lateral process of the talus avulsion fracture XR

Lateral tibial plateau fracture (Schatzker I) — Case #15 XR

Lateral tibial plateau fracture (Schatzker II) XR

Layering pleural effusion XR

Le Fort I, II, and III fractures, NOE fractures, nasolacrimal duct involvement CT

Lead poisoning — Case #4 XR

Lead poisoning — Case #19 XR

Left ACA territory infarct CT

Left SVC (and ARDS) XR

Left atrial enlargement — Case #5 XR

Left atrial enlargement — Case #37 XR

Left atrial thrombus; Lung cancer CT

Left cochlear incomplete partition type I (IP-I) MRI

Left lower lobe collapse XR

Left lower lobe pneumonia — Case #15 XR

Left lower lobe pneumonia — Case #9 XR

Left upper lobe collapse — Case #4 XR

Left upper lobe collapse — Case #28 XR

Left ventricular aneurysm CT

Left ventricular false aneurysm CT

Left ventricular true aneurysm CT

Lemierre syndrome; Reactive sialadenitis CT

Leptomeningeal disease MRI

Leptomeningeal metastatic disease MRI

Leptomeningeal metastatic disease with arachnoiditis MRI

Leukemic bone involvement — Case #12 XR

Leukemic bone involvement — Case #2 XR

Ligamentous injury and epidural hematoma MRI

Limbus Vertebra CT

Lipohemarthrosis — Case #1 XR

Lipohemarthrosis — Case #1 XR

Lipohemarthrosis — Case #1 XR

Lipohemarthrosis — Case #3 XR

Lisfranc fracture/subluxation — Case #15 XR

Lisfranc fracture/subluxation — Case #8 XR

Lisfranc fracture/subluxation — Case #7 XR

Lisfranc injury; Dorsal talar avulsion fracture XR

Lisfranc joint dislocation XR

Lithium-induced nephropathy US

Little League Shoulder (Salter I injury) XR

Liver laceration (grade III); Spleen laceration (grade I); Adrenal hematomas; Pancreatic trauma CT

Liver laceration (grade V) CT

Lobar pneumonia CT

Lobar pneumonia (Klebsiella) CT

Loculated pleural effusion — Case #10 XR

Loculated pleural effusion — Case #3 XR

Loculated pneumothorax XR

Loose joint bodies XR

Low grade glioma MRI

Low grade glioma vs encephalitis MRI

Lucent vertebral lesion XR

Ludwig angina — Case #27 CT

Ludwig angina — Case #1 CT

Ludwig angina, floor of mouth abscess CT

Lumbar compression fracture XR

Lunate dislocation — Case #20 XR

Lunate dislocation — Case #5 XR

Lunate dislocation — Case #19 XR

Lung abscess XR

Lung nodule — Case #17 XR

Lunotriquetral coalition XR

Lymphangioleiomyomatosis (LAM) XR

Lymphocytic hypophysitis (infundibulohypophysitis) MRI

MCA aneurysm rupture — Case #19 CT

Maisonneuve fracture — Case #3 XR

Maisonneuve fracture — Case #22 XR

Maisonneuve fracture — Case #3 XR

Malarial infection with pulmonary edema, ARDS CT

Malignant biliary obstruction US

Malignant colo-colonic intussusception CT

Mallet finger — Case #26 XR

Malpositioned IUD US

Malpositioned central venous catheter XR

Malpositioned chest tube CT

Malpositioned enteric tube XR

Malpositioned feeding tube XR

Mandible fracture & dislocation CT

Mandibular fracture CT

Marfan syndrome with annuloaortic ectasia CT

Mastitis US

Meckel diverticulitis — Case #74 CT

Meckel diverticulitis — Case #2 CT

Meconium aspiration — Case #38 XR

Meconium aspiration — Case #25 XR

Meconium aspiration — Case #3 XR

Medial epicondylar avulsion fracture and radial neck fracture XR

Medial epicondyle avulsion fracture — Case #25 XR

Medial epicondyle avulsion fracture — Case #4 XR

Medial epicondyle avulsion fracture — Case #23 XR

Medial epicondyle avulsion fracture — Case #4 XR

Medial epicondyle avulsion fracture — Case #35 XR

Medial epicondyle avulsion fracture & olecranon fracture XR

Medial patellofemoral ligament (MPFL) avulsion fracture XR

Medial tibial plateau fracture (Schatzker IV); Posterior knee subluxation/dislocation XR

Mediastinal hematoma CT

Mediastinitis; Pulmonary abscess CT

Mediastinitis CT

Mediastinititis XR

Medulloblastoma MRI

Medulloblastoma (SHH-activated, TP53 wild-type, nodular desmoplastic histology) MRI

Medulloblastoma (likely SHH-activated, TP53 wild-type) MRI

Medulloblastoma - most likely SHH-activated (TP53 wild-type) or Group 4 MRI

Mendosal Suture CT

Meningeal melanocytosis (neurocutaneous melanosis) MRI

Meningioma MRI

Meningiomatosis, schwannomas, and ependymomas in neurofibromatosis type 2 MRI

Meningitis MRI

Meningitis and venous sinus thrombosis MRI

Meningitis with infarct, arteritis, and venous thrombosis MRI

Meningoencephalitis — Case #40 MRI

Mental Fat Pad CT

Mesenteric injury — Case #49 CT

Mesenteric injury — Case #8 CT

Metacarpal base fracture — Case #17 XR

Metacarpal base fracture — Case #13 XR

Metaphyseal corner fractures XR

Metaphyseal fractures related to nonaccidental trauma XR

Metastatic breast cancer CT

Metastatic colon cancer XR

Metastatic head and neck cancer CT

Metastatic left pleural mass XR

Metatarsal buckle fracture XR

Metatarsal stress fracture XR

Metatarsal stress fractures — Case #12 XR

Midcarpal dislocation — Case #11 XR

Midcarpal dislocation — Case #15 XR

Middle mediastinal mass (duplication cyst) XR

Midface smash CT

Midgut volvulus — Case #6 XR

Midgut volvulus — Case #82 CT

Midgut volvulus — Case #5 XR

Mild interstitial pulmonary edema XR

Miliary pattern of nodularity XR

Mixed attenuation acute subdural hematoma CT

Mixed bacterial and fungal pneumonia CT

Monteggia fracture/dislocation — Case #11 XR

Monteggia fracture/dislocation — Case #26 XR

Monteggia fracture/dislocation — Case #33 XR

Monteggia fracture/dislocation — Case #7 XR

Monteggia fracture/dislocation — Case #20 XR

Monteggia fracture/dislocation — Case #6 XR

Morgagni hernia XR

Multicompartment hemorrhage CT

Multifocal transitional cell carcinoma; Aortic endoleak CT

Multilevel flexion-distraction injuries CT

Multinodular and vacuolating neuronal tumor (MVNT) MRI

Multiple acute minimally displaced cervical fractures, including a C3 extension teardrop fracture; Possible ligamentous injury at C3-C4 CT

Multiple cavernomas CT

Multiple sclerosis MRI

Multiple sclerosis with active demyelination MRI

Mycobacterium avium intracellulare infection CT

Nasal septal perforation CT

Nasoorbitoethmoid fracture CT

Necrotizing enterocolitis (NEC) — Case #2 XR

Necrotizing enterocolitis (NEC) — Case #2 XR

Necrotizing fasciitis — Case #10 XR

Necrotizing pancreatitis CT

Necrotizing pneumonia with pulmonary arterial pseudoaneurysm CT

Negative head CT CT

Negative pyloric ultrasound US

Neonatal pneumonia — Case #4 XR

Neonatal pneumonia — Case #9 XR

Neurocysticercosis — Case #19 MRI

Neurocysticercosis — Case #33 MRI

Neurofibromatosis type II MRI

Neuromyelitis optica (NMO) — Case #27 MRI

Neuromyelitis optica (NMO) — Case #14 MRI

Neuropathic (Charcot) arthropathy XR

Neurosarcoidosis — Case #34 MRI

Neurosarcoidosis — Case #48 MRI

Neurosarcoidosis — Case #5 MRI

Neurotoxoplasmosis MRI

Newborn intraventricular hemorrhage (IVH), infarcts, and seizure; Caput succedaneum MRI

No acute findings; Chronic rotator cuff tear XR

No acute findings; Lunotriquetral coalition XR

No acute findings; Proximal row carpectomy XR

No acute findings; Pseudosubluxation CT

No acute findings — Case #18 XR

No acute findings — Case #22 CT

No acute findings — Case #11 XR

No acute findings — Case #13 XR

No acute findings — Case #10 XR

No acute findings — Case #9 XR

No acute findings — Case #29 XR

No acute findings — Case #11 CT

No acute findings — Case #3 CT

No acute findings — Case #3 XR

No acute findings — Case #9 XR

No acute findings — Case #4 XR

No acute findings — Case #3 XR

No acute findings — Case #23 CT

No acute findings — Case #17 XR

No acute findings — Case #14 CT

No acute findings — Case #29 XR

No acute findings — Case #22 XR

No acute findings — Case #20 XR

No acute findings — Case #47 CT

No acute findings — Case #12 XR

No acute findings — Case #26 XR

No acute findings — Case #24 XR

No acute findings — Case #26 XR

No acute findings Large subchondral cysts XR

No acute findings in the neck; Pneumonia CT

No acute fracture or malalignment CT

No acute fracture or traumatic malalignment — Case #23 CT

No acute fracture or traumatic malalignment — Case #34 CT

No acute intracranial abnormality — Case #19 CT

No acute intracranial abnormality — Case #13 CT

No acute intracranial abnormality — Case #24 CT

No acute intracranial abnormality — Case #8 CT

No acute osseous findings XR

No acute traumatic findings; Amyand hernia CT

Non-accidental trauma MRI

Non-accidental trauma (NAT) CT

Non-ossifying fibroma XR

Nonaccidental trauma (rib fractures) — Case #44 XR

Nonaccidental trauma (rib fractures) — Case #12 XR

Nonaccidental trauma with diffuse cerebral edema, herniation, and retinal hemorrhage CT

Nonketotic hyperglycemic hemichorea-hemiballism MRI

Nonossifying fibroma (NOF); Osteochondroma XR

Nonossifying fibroma (NOF) — Case #7 XR

Nonossifying fibroma (NOF) — Case #3 XR

Nonossifying fibroma (NOF) — Case #24 XR

Nonossifying fibroma with pathologic fracture XR

Nonspecific interstitial pneumonia (NSIP) XR

Normal; Os acromiale XR

Normal; Sternal ossification centers XR

Normal — Case #9 XR

Normal — Case #17 XR

Normal — Case #18 XR

Normal — Case #10 XR

Normal — Case #22 XR

Normal — Case #6 XR

Normal — Case #3 XR

Normal — Case #8 CT

Normal — Case #21 XR

Normal — Case #4 XR

Normal — Case #17 XR

Normal — Case #2 XR

Normal — Case #26 XR

Normal — Case #8 XR

Normal — Case #14 XR

Normal — Case #30 XR

Normal — Case #12 XR

Normal — Case #34 XR

Normal — Case #8 XR

Normal — Case #25 XR

Normal — Case #3 XR

Normal — Case #15 XR

Normal — Case #3 XR

Normal — Case #26 XR

Normal — Case #9 XR

Normal — Case #28 XR

Normal — Case #47 XR

Normal — Case #15 XR

Normal — Case #8 XR

Normal — Case #13 CT

Normal — Case #23 XR

Normal — Case #19 XR

Normal — Case #24 XR

Normal — Case #9 US

Normal — Case #31 XR

Normal — Case #22 XR

Normal — Case #17 XR

Normal — Case #1 XR

Normal — Case #6 XR

Normal — Case #36 XR

Normal — Case #24 XR

Normal — Case #41 XR

Normal — Case #19 XR

Normal — Case #3 XR

Normal — Case #26 XR

Normal — Case #28 XR

Normal — Case #16 XR

Normal — Case #16 XR

Normal — Case #16 XR

Normal — Case #34 XR

Normal — Case #2 XR

Normal — Case #27 XR

Normal — Case #8 XR

Normal — Case #1 XR

Normal — Case #10 XR

Normal — Case #16 XR

Normal — Case #17 XR

Normal — Case #12 XR

Normal — Case #29 XR

Normal (prominent pericardial fat) XR

Normal Head CT CT

Normal elbow — Case #39 XR

Normal elbow — Case #15 XR

Normal elbow — Case #21 XR

Normal elbow — Case #5 XR

Normal head CT CT

Normal head ultrasound US

Normal intussusception ultrasound US

Normal newborn MRI

Normal pressure hydrocephalus (NPH) MRI

Normal reverse total shoulder arthroplasty XR

Normal shoulder; Pneumothorax XR

Normal soft tissue neck XR

Normal suboptimal soft tissue neck XR

Normal thymus XR

Normal variant XR

Obstructing ampullary mass (proven ampullary adenocarcinoma on subsequent biopsy) CT

Obstructing colon cancer XR

Obstructing ureteral calculus — Case #9 US

Obstructing ureteral calculus — Case #7 CT

Obstructing ureteral calculus — Case #9 CT

Obstructive hydrocephalus MRI

Obturator internus intramuscular hematoma CT

Obturator ring fractures — Case #28 XR

Obturator ring fractures — Case #26 XR

Obturator ring fractures — Case #21 XR

Obturator ring fractures — Case #14 XR

Occipital Condyle Notch CT

Occipital condyle and C5 teardrop fractures CT

Occipital condyle fracture — Case #2 CT

Occipital condyle fracture — Case #31 CT

Odontogenic subperiosteal abscess — Case #15 CT

Odontogenic subperiosteal abscess — Case #3 CT

Ogilvie syndrome — Case #14 CT

Ogilvie syndrome — Case #28 XR

Olecranon fracture; Radial head fracture; Capitellar fracture XR

Olecranon fracture — Case #3 XR

Olecranon fracture — Case #29 XR

Olecranon fracture — Case #2 XR

Olecranon fracture — Case #14 XR

Oligodendroglioma — Case #9 MRI

Oligodendroglioma — Case #49 MRI

Omental infarct CT

Open Monteggia fracture/dislocation XR

Open Weber type C ankle fracture XR

Open elbow fracture/dislocation — Case #7 XR

Open elbow fracture/dislocation — Case #27 XR

Optic Disc Drusen CT

Optic neuritis MRI

Optic pathway glioma MRI

Optic pathway glioma (pilocytic astrocytoma) MRI

Orbital blowout fracture CT

Orbital floor blowout fracture with extraocular muscle entrapment CT

Orbital foreign body CT

Orbital pseudotumor MRI

Orbital pseudotumor aka idiopathic orbital inflammation CT

Osmotic demyelination; Possible Wernicke encephalopathy MRI

Osmotic demyelination MRI

Osteochondral defect XR

Osteochondral defect (OCD) — Case #18 XR

Osteochondral defect (OCD) — Case #7 XR

Osteochondral lesion (OCL) — Case #25 XR

Osteochondral lesion (OCL) — Case #10 XR

Osteochondral lesion (OCL) — Case #22 XR

Osteochondral lesion (OCL) of the talar dome XR

Osteochondral lesion (OCL) with displaced fragment XR

Osteochondral lesion of the capitellum XR

Osteochondral lesion of the medial femoral condyle; CPPD XR

Osteochondroma XR

Osteochondromas (Multiple Hereditary Exostoses) XR

Osteomyelitis — Case #17 XR

Osteomyelitis — Case #11 XR

Osteomyelitis — Case #9 XR

Osteomyelitis — Case #4 XR

Osteomyelitis — Case #23 XR

Osteomyelitis (Chronic Recurrent Multifocal Osteomyelitis) XR

Osteosarcoma — Case #5 XR

Osteosarcoma — Case #2 XR

Osteosarcoma (corner finding) XR

Otic capsule involving and otic capsule sparing temporal bone fractures CT

Otic capsule involving temporal bone fracture and tonsillar herniation CT

Otic capsule sparing temporal bone fracture CT

Ovarian torsion — Case #16 US

Ovarian torsion — Case #5 CT

Ovarian torsion — Case #10 CT

Ovarian torsion — Case #34 MRI

Ovarian torsion-detorsion US

Pancreatic adenocarcinoma US

Pancreatic calcifications XR

Pancreatic injury; Liver laceration CT

Panlobular emphysema CT

Papillary craniopharyngioma MRI

Paraduodenal pancreatitis CT

Paraesophageal hernia XR

Paraspinal mass (ganglioneuroma) XR

Parenchymal hematomas with uncal herniation CT

Parkinson disease MRI

Parkinson-type multiple system atrophy (MSA-P) MRI

Parosteal osteosarcoma XR

Parotid lesions CT

Parotiditis with suppurative intraparotid lymph nodes CT

Patella alta XR

Patellar dislocation XR

Patellar fracture — Case #19 XR

Patellar fracture — Case #25 XR

Patellar fracture with lipohemarthrosis XR

Patellar tendon rupture XR

Pathologic intertrochanteric and lesser trochanter fracture XR

Pathologic lesser trochanter fracture XR

Pathological fracture through a simple bone cyst XR

Pectus excavatum XR

Pediatric high-grade glioma MRI

Pelvic hematoma; Stable lateral compression pelvic fractures XR

Pelvic trauma with active hemorrhage CT

Pelvic trauma with arterial hemorrhage CT

Penetrating head injury CT

Perched facet CT

Perforated acute appendicitis CT

Perforated acute cholecystitis with hepatic abscess CT

Perforated appendicitis CT

Perforated duodenal diverticulum CT

Perforated gastric ulcer CT

Perianal fistulae and abscesses CT

Pericardial effusion — Case #14 XR

Pericardial effusion — Case #28 CT

Pericardial effusion — Case #4 XR

Perilunate dislocation — Case #28 XR

Perilunate dislocation — Case #6 XR

Perimesencephalic non-aneurysmal subarachnoid hemorrhage CT

Perinephric abscess; Deep venous thrombosis CT

Periprosthetic fracture of the distal femur XR

Periprosthetic greater trochanter fracture XR

Peritonsillar abscess; Pneumonia CT

Peritonsillar abscess — Case #5 CT

Perthes disease — Case #6 XR

Perthes disease — Case #18 XR

Perthes disease — Case #11 XR

Perthes disease — Case #7 XR

Petechial hemorrhage vs cortical laminar necrosis CT

Pilocytic astrocytoma MRI

Pilomyxoid astrocytoma MRI

Pilon fracture — Case #9 XR

Pilon fracture — Case #4 XR

Pineal lesion CT

Pineal parenchymal tumor of intermediate differentiation (PPTID) MRI

Pineoblastoma MRI

Pineocytoma MRI

Pituitary apoplexy — Case #39 MRI

Pituitary macroadenoma MRI

Pleomorphic xanthoastrocytoma (PXA) MRI

Pneumatosis; Portal venous gas — Case #22 CT

Pneumatosis; Portal venous gas — Case #16 CT

Pneumatosis XR

Pneumatosis Ileus XR

Pneumatosis and portal venous gas — Case #33 US

Pneumatosis and portal venous gas — Case #56 CT

Pneumobilia XR

Pneumocystis pneumonia — Case #9 CT

Pneumocystis pneumonia — Case #7 CT

Pneumomediastinum — Case #29 XR

Pneumomediastinum — Case #5 CT

Pneumomediastinum — Case #8 XR

Pneumomediastinum — Case #18 XR

Pneumomediastinum (spinnaker sail sign); Transient tachypnea of the newborn (TTN) XR

Pneumonia — Case #48 XR

Pneumonia — Case #29 XR

Pneumonia — Case #18 XR

Pneumonia and empyema US

Pneumonia with parapneumonic effusions US

Pneumopericardium XR

Pneumoperitoneum; Inguinal hernia XR

Pneumoperitoneum — Case #14 XR

Pneumoperitoneum — Case #1 XR

Pneumoperitoneum — Case #8 XR

Pneumoperitoneum — Case #8 XR

Pneumoperitoneum — Case #10 XR

Pneumothorax; Congenital lobar emphysema (aka congenital lobar overinflation) XR

Pneumothorax; Pneumomediastinum — Case #11 XR

Pneumothorax — Case #11 XR

Pneumothorax — Case #7 XR

Polytrauma with diaphragmatic rupture CT

Porcelain gallbladder US

Portal vein thrombosis — Case #40 CT

Portal vein thrombosis — Case #4 US

Portal vein thrombosis — Case #17 CT

Portal venous gas; Pneumatosis XR

Portal venous gas — Case #6 XR

Post-infarct edema with herniation and ventricular entrapment CT

Post-transplant lymphoproliferative disorder (PTLD) — Case #63 MRI

Post-transplant lymphoproliferative disorder (PTLD) — Case #34 MRI

Postablation tubal sterilization syndrome (PATSS) US

Posterior elbow dislocation — Case #5 XR

Posterior elbow dislocation — Case #2 XR

Posterior elbow dislocation — Case #13 XR

Posterior elbow dislocation — Case #6 XR

Posterior elbow dislocation — Case #13 XR

Posterior hip dislocation — Case #9 XR

Posterior hip dislocation — Case #4 XR

Posterior inferior cerebellar artery (PICA) infarct CT

Posterior knee dislocation — Case #4 XR

Posterior knee dislocation — Case #4 XR

Posterior mediastinal mass (bronchogenic cyst); Viral bronchiolitis XR

Posterior mediastinal mass (thoracic neuroblastoma) XR

Posterior mediastinal mass (thyroid goiter) XR

Posterior reversible encephalopathy syndrome (PRES) — Case #17 MRI

Posterior reversible encephalopathy syndrome (PRES) — Case #25 CT

Posterior reversible encephalopathy syndrome (PRES) — Case #18 CT

Posterior reversible encephalopathy syndrome (PRES) — Case #17 MRI

Posterior shoulder dislocation — Case #15 XR

Posterior shoulder dislocation — Case #3 XR

Posterior shoulder dislocation with reverse Hill-Sachs and Bankart fractures XR

Prevertebral abscess; Discitis CT

Prevertebral edema CT

Prevertebral hematoma CT

Primary CNS lymphoma (PCNSL) MRI

Progressive multifocal leukoencephalopathy (PML) — Case #29 MRI

Progressive multifocal leukoencephalopathy (PML) — Case #6 MRI

Progressive supranuclear palsy (PSP) MRI

Prominent pericardial fat XR

Prostatic abscess — Case #21 CT

Prostatic abscess — Case #80 CT

Prostatic abscess with perianal fistulae CT

Proximal humerus fracture; Clavicle fracture; Scapula fracture XR

Proximal ulnar fracture XR

Pseudo-Subarachnoid Hemorrhage CT

Pubic body fracture XR

Pulmonary abscess — Case #5 CT

Pulmonary abscess — Case #13 CT

Pulmonary contusion — Case #40 CT

Pulmonary contusion — Case #1 CT

Pulmonary edema — Case #14 CT

Pulmonary edema in patient with atrial and ventricular septal defects XR

Pulmonary embolism — Case #27 CT

Pulmonary embolism (septic) CT

Pulmonary fat embolism CT

Pulmonary interstitial emphysema (PIE) — Case #5 XR

Pulmonary interstitial emphysema (PIE) — Case #5 XR

Pulmonary laceration; Renal laceration CT

Pulmonary laceration CT

Pulmonary tuberculosis — Case #10 CT

Pulmonary tuberculosis — Case #16 CT

Pyelonephritis; Pneumonia CT

Pyelonephritis — Case #8 US

Pyelonephritis — Case #3 US

Pyelonephritis — Case #7 CT

Pyelonephritis — Case #29 CT

Pyelonephritis with possible phlegmon/abscess US

Pyelonephritis with renal abscess US

Pylephlebitis CT

Pyloric stenosis XR

Pyonephrosis US

Pyosalpinx — Case #8 CT

Pyosalpinx — Case #6 CT

Pyosalpinx and tubo-ovarian abscess CT

Quadriceps tendon avulsion fracture XR

Racemose neurocysticercosis CT

Radial buckle fracture XR

Radial head fracture; Coronoid process fracture XR

Radial head fracture — Case #8 XR

Radial head fracture — Case #3 XR

Radial head fracture — Case #24 XR

Radial head fracture — Case #15 XR

Radial head fracture — Case #2 XR

Radial head fracture — Case #19 XR

Radial head fracture — Case #1 XR

Radial head/neck fracture XR

Radial head/proximal radius fracture XR

Radial neck fracture — Case #22 XR

Radial neck fracture — Case #27 XR

Radiocapitellar subluxation XR

Radiolucent foreign body (wood) XR

Radiopaque foreign body (glass) XR

Rathke cleft cyst MRI

Renal calculus XR

Renal laceration; Hepatic laceration; Splenic laceration; Intrauterine pregnancy CT

Renal laceration CT

Respiratory bronchiolitis; Left SVC CT

Respiratory distress syndrome (RDS) XR

Retained products of conception US

Retained surgical foreign bodies XR

Retinal detachment MRI

Retroperitoneal hematoma — Case #19 CT

Retroperitoneal hematoma — Case #15 XR

Retropharyngeal abscess; Left internal jugular vein thrombosis with intracranial extension and likely septic pulmonary emboli; Possible epidural abscess CT

Retropharyngeal abscess — Case #2 XR

Retropharyngeal abscess — Case #19 XR

Retropharyngeal edema — Case #23 CT

Retropharyngeal edema versus normal XR

Reverse Barton fracture (Frykman III) XR

Reverse Barton fracture (Frykman VIII) XR

Reversible cerebral vasoconstriction syndrome (RCVS) CT

Rib fracture — Case #21 XR

Rib fracture — Case #24 XR

Rib fracture — Case #10 CT

Rib fractures XR

Rib fractures and pneumothorax XR

Rickets — Case #22 XR

Rickets — Case #3 XR

Right Le Fort I, II, and III fractures Left Le Fort I and II fractures Bilateral orbital blowout fractures with inferior rectus muscle deviation/herniation CT

Right PCA territory infarct CT

Right aortic arch vs double aortic arch XR

Right cochlear incomplete partition type II (IP-II) MRI

Right lower lobe collapse XR

Right lower lobe pneumonia XR

Right middle and lower lobe collapse XR

Right middle lobe collapse XR

Right middle lobe pneumonia XR

Right orbital blowout fractures; Lens dislocation; Concern for optic nerve injury CT

Right paratracheal adenopathy Pulmonary edema XR

Right submandibular sialadenitis with sialolithiasis CT

Right upper lobe collapse XR

Right upper lobe pneumonia XR

Rolando fracture XR

Rosai-Dorfman disease MRI

Round pneumonia; Spinal compression fractures XR

Round pneumonia XR

Round window stenosis MRI

Ruptured dermoid cyst MRI

Ruptured ectopic pregnancy — Case #14 US

Ruptured gastric ulcer CT

Ruptured hepatic adenoma CT

Ruptured left PICA aneurysm CT

Ruptured ovarian cyst; Infected Bartholin gland cyst CT

Ruptured ovarian cyst — Case #4 CT

Ruptured ovarian cyst — Case #17 US

Ruptured ovarian cyst — Case #12 US

SMV thrombosis in the setting of cirrhosis CT

SVC occlusion CT

Sacral fracture — Case #5 XR

Sacral fracture — Case #28 CT

Sacral insufficiency fractures — Case #7 MRI

Sacral insufficiency fractures — Case #32 MRI

Sacral insufficiency fractures — Case #26 CT

Sacral insufficiency fractures — Case #70 CT

Sacral insufficiency fractures — Case #20 CT

Salpingitis/oophoritis CT

Salter I injury XR

Salter II fracture — Case #9 XR

Salter II fracture — Case #7 XR

Salter II fracture — Case #15 XR

Salter II fracture — Case #29 XR

Salter II fracture of toe XR

Salter II phalangeal fracture XR

Sarcoidosis XR

Scalp contusion CT

Scaphoid distal tubercle fracture — Case #20 XR

Scaphoid fracture; Triquetral fracture XR

Scaphoid fracture XR

Scaphoid tubercle fracture XR

Scaphoid waist fracture — Case #4 XR

Scaphoid waist fracture — Case #24 XR

Scaphoid waist fracture — Case #12 XR

Scapholunate ligament injury XR

Scapula fracture; Clavicle fracture XR

Scapula fracture; Rib fractures XR

Scapula fracture XR

Scapular fracture; Grade II acromioclavicular (AC) separation XR

Scapular fracture — Case #7 XR

Scapular fracture — Case #12 XR

Scapular fracture — Case #6 XR

Scapulothoracic dissociation XR

Scrotal pyocele US

Secondary CNS lymphoma — Case #29 MRI

Secondary CNS lymphoma — Case #43 MRI

Segmental testicular infarct US

Segond fracture — Case #8 XR

Segond fracture — Case #5 XR

Semicircular canal dehiscence MRI

Septic emboli with pyogenic brain abscesses MRI

Septic embolic disease — Case #11 CT

Septic embolic disease — Case #21 XR

Septic facet arthritis MRI

Septic facet arthritis and renal/perinephric abscesses MRI

Septic thrombophlebitis CT

Septic thrombophlebitis of the left internal jugular vein (Lemierre syndrome) CT

Sessile osteochondroma XR

Severe anterolisthesis at the cervicothoracic junction CT

Severe flexion-distraction injury CT

Severe hypoxic ischemic encephalopathy (HIE) CT

Severe traumatic malalignment with jumped facets CT

Sialadenitis CT

Sialoadenitis CT

Sigmoid volvulus — Case #15 CT

Sigmoid volvulus — Case #9 XR

Sigmoid volvulus — Case #75 CT

Sigmoid volvulus — Case #5 XR

Simple bone cyst (SBC) XR

Simple pleural effusion XR

Situs inversus totalis; No acute findings XR

Skin fold — Case #7 XR

Skin fold — Case #23 XR

Skull fracture, facial fractures, involvement of the superior orbital fissure and multiple skull base foramina/canals CT

Slipped capital femoral epiphysis (SCFE) — Case #9 XR

Slipped capital femoral epiphysis (SCFE) — Case #5 XR

Slipped capital femoral epiphysis (SCFE) — Case #3 XR

Slipped capital femoral epiphysis (SCFE) — Case #16 XR

Slipped capital femoral epiphysis (SCFE) — Case #1 XR

Small bowel ischemia due to obstructing hernia CT

Small bowel obstruction — Case #23 XR

Small bowel obstruction — Case #12 CT

Small bowel obstruction — Case #15 XR

Small bowel obstruction — Case #1 XR

Small bowel obstruction due to incisional hernia CT

Small bowel obstruction due to intestinal carcinoid tumor CT

Small left MCA territory infarct CT

Small vessel vasculitis CT

Smith fracture (Frykman IV) XR

Smith fracture (Frykman VIII) XR

Soft tissue abscess US

Soft tissue foreign body (glass) — Case #8 XR

Soft tissue foreign body (glass) — Case #27 XR

Soft tissue foreign body (needle) XR

Soft tissue foreign body (wood splinter) US

Soft tissue hematoma XR

Soft tissue laceration XR

Soft tissue neoplasm (solitary fibrous tumor) US

Solitary fibrous tumor (hemangiopericytoma) — Case #30 MRI

Solitary fibrous tumor (hemangiopericytoma) — Case #36 MRI

Spinal astrocytoma — Case #28 MRI

Spinal cavernoma MRI

Spinal cord herniation MRI

Spinal cord infarct — Case #10 MRI

Spinal cord infarct — Case #27 MRI

Spinal cord laceration MRI

Spinal dural arteriovenous fistula — Case #17 MRI

Spinal dural arteriovenous fistula — Case #16 MRI

Spinal ependymoma MRI

Spinal epidural hematoma CT

Spinal meningioma MRI

Spinal metastasis with epidural extension CT

Spinous process avulsion fracture CT

Splenic and renal infarcts CT

Splenic infarct CT

Splenic laceration CT

Splenomegaly — Case #9 XR

Splenomegaly — Case #10 XR

Splenosis CT

Spontaneous abortion in progress — Case #19 US

Spontaneous abortion in progress — Case #36 US

Spontaneous pneumothorax — Case #18 CT

Spontaneous pneumothorax — Case #5 XR

Stable pelvic ring injury (LC I) — Case #15 XR

Stable pelvic ring injury (LC I) — Case #2 XR

Stanford type B (De Bakey type III) aortic dissection CT

Stercoral proctocolitis CT

Sternal fracture XR

Sternoclavicular joint dislocation CT

Stress fracture — Case #6 XR

Stress fracture — Case #9 XR

Stress fractures — Case #8 XR

Stress fractures — Case #27 XR

Stroke-like migraine attacks after radiation therapy (SMART) syndrome MRI

Subacute combined degeneration (SCD) — Case #12 MRI

Subacute thyroiditis US

Subarachnoid hemorrhage MRI

Subarachnoid hemorrhage (SAH) MRI

Subarachnoid hemorrhage in the interpeduncular fossa CT

Subcapital femoral neck fracture — Case #19 XR

Subdural hematoma — Case #7 MRI

Subependymal giant cell astrocytoma (SEGA) MRI

Subependymoma — Case #11 MRI

Subependymoma — Case #17 MRI

Sublime tubercle fracture — Case #5 XR

Sublime tubercle fracture — Case #17 XR

Sublime tubercle fracture — Case #28 XR

Sublime tubercle fracture — Case #3 XR

Subperiosteal orbital abscess with postseptal cellulitis — Case #15 CT

Subsegmental pulmonary embolism; Left ventricular pseudoaneurysm CT

Subtle compression fractures CT

Subtle meningitis MRI

Superior cerebellar artery infarct CT

Suppurative lymphadenitis — Case #6 CT

Suppurative lymphadenitis with descending mediastinitis CT

Supracondylar humeral fracture — Case #1 XR

Supracondylar humeral fracture — Case #29 XR

Supracondylar humeral fracture — Case #32 XR

Supracondylar humeral fracture — Case #1 XR

Supracondylar humeral fracture — Case #12 XR

Supracondylar humeral fracture — Case #38 XR

Supracondylar humeral fracture — Case #6 XR

Surgical neck humeral fracture — Case #6 XR

Surgical neck humeral fracture — Case #24 XR

Surgical neck humeral fracture — Case #5 XR

Surgical neck humeral fracture Lung nodule XR

Suspicious for pregnancy failure US

Swallowed foreign body (coin) XR

Synovial cyst with cord compression MRI

Syrinx (syringohydromyelia) MRI

Teardrop fracture CT

Tectal glioma MRI

Temporal bone fracture with ossicular disruption CT

Tension pneumothorax; Acute traumatic aortic injury CT

Tension pneumothorax XR

Teratoma (pineal region) — Case #25 MRI

Teratoma (pineal region) — Case #23 MRI

Terminal ventricle MRI

Testicular torsion US

Testicular tumor US

Tetralogy of Fallot XR

Third proximal phalanx fracture XR

Thoracic aortic tortuosity XR

Thoracic spine ligamentous and facet capsular injury MRI

Thrombotic infarct MRI

Tibial buckle fracture — Case #4 XR

Tibial buckle fracture — Case #14 XR

Tibial plateau fracture — Case #2 XR

Tibial plateau fracture — Case #5 XR

Tibial plateau fracture (Schatzker I) XR

Tibial plateau fracture (Schatzker VI) — Case #2 XR

Tibial plateau fracture (Schatzker VI) — Case #8 XR

Tibial plateau fractures (Schatzker V) XR

Tibial tuberosity avulsion fracture XR

Tibiotalar joint dislocation XR

Tillaux fracture — Case #10 XR

Tillaux fracture — Case #25 XR

Tillaux fracture — Case #11 XR

Toddler's fracture — Case #18 XR

Toddler's fracture — Case #9 XR

Toddler's fracture — Case #5 XR

Tonsillar and upward transtentorial herniation CT

Tonsillar herniation CT

Tonsillitis and adenoiditis CT

Tonsillitis with peritonsillar abscess CT

Tonsillitis with phlegmon/early abscess CT

Tornwaldt Cyst CT

Torsed testicular appendage US

Tortuous aorta XR

Toxic megacolon CT

Trace pneumothorax XR

Tracheitis CT

Tracheobronchomalacia CT

Transcervical femoral neck fracture XR

Transient patellar dislocation with lipohemarthrosis XR

Transient tachypnea of the newborn (TTN) — Case #22 XR

Transient tachypnea of the newborn (TTN) — Case #2 XR

Transient tachypnea of the newborn (TTN) — Case #3 XR

Transplant renal vein thrombosis CT

Transscaphoid perilunate dislocation XR

Transverse myelitis — Case #11 MRI

Transverse myelitis — Case #14 MRI

Transverse patellar fracture — Case #8 XR

Transverse patellar fracture — Case #5 XR

Transverse patellar fracture — Case #16 XR

Transverse patellar fracture — Case #20 XR

Transverse process fracture; Pneumomediastinum, pneumothorax CT

Transverse with posterior wall acetabular fracture — Case #6 XR

Trapdoor fracture CT

Traumatic aortic injury — Case #3 XR

Traumatic arterial injury MRI

Traumatic disc herniation CT

Traumatic disc herniation with spinal cord contusion MRI

Traumatic pneumatocele CT

Traumatic retinal detachment CT

Triceps avulsion fracture — Case #23 XR

Triceps avulsion fracture — Case #12 XR

Tricuspid atresia XR

Triplane fracture — Case #11 XR

Triplane fracture — Case #13 XR

Triplane fracture — Case #21 XR

Triplane fracture — Case #4 XR

Triquetral fracture — Case #3 XR

Triquetral fracture — Case #5 XR

Trochlear Calcification CT

Tuberculous meningitis MRI

Tuberculous spondylitis MRI

Tumefactive demyelinating lesion MRI

Tumor-to-tumor metastasis MRI

Type A aortic dissection — Case #27 CT

Type A aortic dissection — Case #15 CT

Type II odontoid fracture CT

Type II odontoid fracture Age-indeterminate T3 and T4 compression fractures CT

Type III aortic endoleak; Subclavian steal CT

Type III odontoid fracture CT

Typhlitis — Case #15 CT

Typhlitis — Case #12 CT

Ulnar fracture XR

Unstable pelvic injury (vertical shear) XR

Unstable pelvic ring injury (APC II) — Case #10 XR

Unstable pelvic ring injury (APC II) — Case #1 XR

Unstable pelvic ring injury (APC II) — Case #16 XR

Unstable pelvic ring injury (LC II) XR

Unstable pelvic ring injury (LC III) XR

Ureteral calculus — Case #12 XR

Ureteral calculus — Case #53 CT

Ureteral calculus — Case #12 XR

Ureteral stone XR

Ureterovesicular junction (UVJ) stone XR

Vein of Galen aneurysmal malformation MRI

Venous sinus thrombosis MRI

Venous sinus thrombosis with associated hemorrhage and parenchymal edema CT

Ventriculitis; Skull base osteomyelitis; Dural venous sinus thrombosis; Hydrocephalus MRI

Ventriculitis MRI

Vertical shear pelvic ring injury; Associated both column acetabular fracture XR

Vertical shear pelvic ring injury XR

Viral bronchiolitis — Case #13 XR

Viral bronchiolitis — Case #14 XR

Viral bronchiolitis — Case #10 XR

Viral bronchiolitis — Case #37 XR

Viral bronchiolitis — Case #50 XR

Viral bronchiolitis — Case #42 XR

Viral bronchiolitis — Case #8 XR

Vitreous hemorrhage CT

Volar base avulsion fracture XR

Volar plate avulsion fracture — Case #8 XR

Volar plate avulsion fracture — Case #9 XR

Volar plate avulsion fracture — Case #14 XR

Watershed infarcts MRI

Watershed territory infarct CT

Weber type A ankle fracture XR

Weber type B ankle fracture — Case #5 XR

Weber type B ankle fracture — Case #1 XR

Weber type B fracture — Case #1 XR

Weber type B fracture — Case #2 XR

Weber type B fracture — Case #26 XR

Weber type C ankle fracture XR

Weber type C fracture; Ankle dislocation XR

Weber type C fracture — Case #10 XR

Weber type C fracture — Case #17 XR

Well positioned gastrostomy tube XR

Wernicke encephalopathy MRI

Wormian bones — Case #3 CT

Wormian bones — Wormian Bones CT

ZMC fracture CT

metopic suture CT