Cases #6, 7 and 8 (Emergency CT brain course)

Teaching points: 1. How to describe subarachnoid hemorrhage (SAH). 2. Classification and grading of SAH. Secrets in reporting: Pitfalls of SAH (pseudo SAH). Challenging case of dural venous sinus thrombosis (dense / cord sign) & cortical vein thrombosis and engagement (pseudo SAH) with secondary intracerebral hematoma / cerebral venous infarction.