Datos demográficos:
3 años, Femenino
Indicación:
Gait instability, confusion
Hallazgos
CT
- Mildly hyperattenuating mass in the left cerebellar hemisphere with mass effect on the fourth ventricle and resultant obstructive hydrocephalus
- No corresponding calcification
MRI
- T1 hypointense, slightly T2 hyperintense mass centered in the inferior aspect of the left cerebellar hemisphere with diffuse enhancement and mild diffuse restricted diffusion
- Crescentic cystic components along the periphery of the mass
- Mild adjacent parenchymal edema
- Corresponding mass effect with obstructive hydrocephalus at the level of the fourth ventricle and mild upward transtentorial herniation
Diagnóstico
Medulloblastoma (SHH-activated, TP53 wild-type, nodular desmoplastic histology)
Diagnóstico diferencial
Conviértase en miembro PRO para desbloquear el diagnóstico diferencial
Puntos clave
Conviértase en miembro PRO para desbloquear los consejos clave