====== Endoscopic Third Ventriculostomy for Hydrocephalus ====== see [[Endoscopic Third Ventriculostomy for idiopathic normal pressure hydrocephalus]]. ---- see [[Endoscopic Third Ventriculostomy for obstructive hydrocephalus]]. ---- see [[Endoscopic third ventriculostomy for hydrocephalus after aneurysmal subarachnoid hemorrhage]]. ---- see [[Endoscopic third ventriculostomy for hydrocephalus after perimesencephalic subarachnoid hemorrhage]].