Transverse sinus obstruction caused by extradural supra-infratentorial hydatid cyst: A case report and literature review.

Approximately 1-3% of cases of hydatid disease involve the central nervous system (CNS). This study aims to report an extremely rare case of supra-infratentorially located epidural hydatid cyst with transverse venous sinus obstruction which presented with chronic cerebral vein thrombosis (CVT) signs and symptoms.