This Journal feature begins with a case vignette highlighting a common clinical problem. Evidence supporting various strategies is then presented, followed by a review of formal guidelines, when they ...

Patients who experience a nonaneurysmal subarachnoid hemorrhage differ from patients who suffer an aneurysmal subarachnoid hemorrhage in initial presentation (including neurological examination and ...

Getting immediate medical help for a subarachnoid hemorrhage can increase the chance of survival. The main symptom of a subarachnoid hemorrhage is a sudden, severe headache, often called a ...

A previously healthy 27 year-old woman developed a sudden, severe headache followed by nausea and vomiting. By the time she reached the hospital, she was poorly responsive. Her neurological ...

High Risk Clinical Characteristics for Subarachnoid Haemorrhage in Patients With Acute Headache: Prospective Cohort Study. Perry JJ, Stiel IG, et al. BMJ 2010; 341:c5204. Clinical decision rules have ...

A subarachnoid haemorrhage is a bleed on the surface of the brain, usually caused by a burst blood vessel (called a brain aneurysm). The main symptom of a subarachnoid haemorrhage is a sudden, very ...

The effect of a liberal red-cell transfusion strategy as compared with a restrictive strategy in patients during the critical care period after an aneurysmal subarachnoid hemorrhage is unclear. We ...

In patients presenting to the emergency department with sudden onset, nontraumatic and rapidly peaking (less than one hour) headache, and in the absence of any neurologic deficits, the Ottawa ...

Subarachnoid haemorrhage is a bleed into the fluid-filled subarachnoid space around the brain and spinal cord. Spontaneous subarachnoid haemorrhage accounts for 5% of all strokes and is estimated to ...

A healthy 22 year-old woman developed a sudden, severe headache. Her neurological examination was normal other than a stiff neck. Subarachnoid Hemorrhage - Sentinel Bleed. Axial CT scans without ...