Demographics:
18 years old, Female
Indication:
Ventriculomegaly
Findings
- Frondlike avidly enhancing lesions in the bilateral lateral ventricles associated with the choroid plexus
- The right lateral ventricular lesion is larger and measures 3.2 x 2 x 3.5 cm
- These lesions are isointense on T1 and T2 and do not demonstrate corresponding susceptibility artifact or restricted diffusion
- Generalized enlargement of the lateral and third ventricles, and to a lesser extent of the fourth ventricle, suggestive of communicating hydrocephalus
Annotated Images & Illustrations
Enlargement of the right greater than left choroid plexus in the lateral ventricles (red arrows).
Diagnosis
Choroid villous hyperplasia vs choroid plexus papillomas
Key Imaging Features
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Differential Diagnosis
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Discussion
Pearls
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