Most common cause of subarachnoid hemorrhage: September 2011
Correct Answer: Rupture of berry aneurysm
Description: Ans. B: Rupture of berry aneurysm Eighty-five percent of SAH are caused by saccular or 'berry' aneurysms arising from the bifurcation of cerebral aeries, paicularly in the region of Circle of Willis SAH: Most aneurysm presents as sudden SAH Occipital and posterior cervical pain may signal a posterior inferior cerebellar aery or anterior inferior cerebellar aery aneurysm (rare) A classic presentation of SAH is the explosive onset of sever headache (thunder clap type headache), or a sudden transient loss of consciousness followed by severe headache Nuchal rigidity and vomiting may be present (simulating meningitis) Rebleed and vasospasm are responsible for clinical deterioration in a week following CT scan is a sensitive indicator and usually allows for prompt diagnosis
Category:
Medicine
Get More
Subject Mock Tests
Practice with over 200,000 questions from various medical subjects and improve your knowledge.
Attempt a mock test nowMock Exam
Take an exam with 100 random questions selected from all subjects to test your knowledge.
Coming SoonGet More
Subject Mock Tests
Try practicing mock tests with over 200,000 questions from various medical subjects.
Attempt a mock test now