<prompt> A 45-years old hypertensive male presented with sudden onset most severe headache, vomiting and neck stiffness. On examination he didnt have any focal neurological deficit. His CT scan shoed blood in the Sylvain fissure. The probable diagnosis is:MeningitisRuptured aneurysmHypertensive bleedStroke  <response>: Ans. b Rupture aneurysm No focal neurological deficit Sudden excruciating headache Thunderclap headache Neck Stiffness Blood in Sylvian fissureThese are the features of Berry aneurysm rupture. 