Figure 1

TS, 12.01.04 CT scan of an infratentorial posterior fossa arachnoid cyst with obstructive hydrocephalus. Although successful open fenestration the rather progressive hydrocephalus required shunting.
TS, 12.01.04 CT scan of an infratentorial posterior fossa arachnoid cyst with obstructive hydrocephalus. Although successful open fenestration the rather progressive hydrocephalus required shunting.