Subarachnoid hemorrhage | 合法醫療器材資訊網

Subarachnoidhemorrhage(SAH)isatypeofextra-axialintracranialhemorrhageanddenotesthepresenceofbloodwithinthesubarachnoidspace.

Subarachnoid hemorrhage (SAH) is a type of extra-axial intracranial hemorrhage[1] and denotes the presence of blood within the subarachnoid space[2].

Patients tend to be older middle age, typically less than 60 years old 2. Subarachnoid hemorrhage accounts for 3% of stroke[3] and 5% of stroke deaths 2.

Risk factors include 2:

family history

hypertension[4]

heavy alcohol consumption

abnormal connective tissue

female gender: ~1.5x baseline risk 10

African descent: ~2x baseline risk ref

Japanese or Finnish descent 12

Patients typically present with a thunderclap headache[5], described a...