subarachnoid hematoma


Also found in: Dictionary, Thesaurus, Encyclopedia.
Related to subarachnoid hematoma: Subdural hematoma, Subarachnoid haemorrhage

subarachnoid hematoma

A hemorrhage between the arachnoid membrane and the pia mater; usually caused by the rupture of a congenital intracranial aneurysm or berry aneurysm, hypertension, or trauma.
See also: hematoma
Mentioned in ?