2025-11-272025-11-27http://hdl.handle.net/2263/106325Clinical history : A 21-year old male was induced into a coma and examination showed papilledema.The cerebrospinal fluid showed signs of subarachnoidal haemorrhage.Autopsy findings : 1. Congenital arterio-venous anomaly in the region of the internal cerebral vein and choroid plexus.2. Sub-arachnoidal haemorrhage.Diagnosis: Aterio-venous anomaly.