Case contributed by Nasir Siddiqui
Diagnosis certain


Recently unable to walk.

Patient Data

Age: 2 years

Large hyperdense posterior fossa mass with obstructive hydrocephalus and transependymal CSF flow.


​Large mass arising from the right cerebellum with obstruction of the fourth ventricle and associated hydrocephalus.

Case Discussion

Diagnosis: pathology consistent with a medulloblastoma.

Differential considerations:

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