Isodense colloid cyst with acute obstructive hydrocephalus

Case contributed by Dr Brendon Friesen

Patient Data

Age: 25
Gender: Female

Isodense regular nodule causing obstructive hydrocephalus at level of Foramen of Monro.

Marked dilatation of lateral ventricles with trans-ependymal oedema.

Diffuse cerebral oedema.

Early trans-tentorial herniation.

Case Discussion

The findings were interpreted as an isodense colloid cyst with obstructive hydrocephalus at level of Foramen of Monro.

Urgent neurosurgical management required.

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Case Information

rID: 32429
Case created: 26th Nov 2014
Last edited: 7th Oct 2015
Inclusion in quiz mode: Included

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