Subarachnoid hemorrhage.

From: American Family Physician | Date: July 1, 1989| Author: Day, Arthur L.; Salcman, Michael | Copyright information

Subarachnoid Hemorrhage

Primary subarachnoid hemorrhage represents 10 percent of strokes. Aneurysm is the most common cause, accounting for 28,000 cases of hemorrhage annually in North America. Headache is the most prominent feature and heralds the moment of rupture.

Primary (nontraumatic) subarachnoid hemorrhage represents 10 percent of new cases of stroke. Deposition of blood into the subarachnoid space often has noxious effects on the brain parenchyma and ...

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