Subarachnoid Hemorrhage (also known as Hemorrhage, Subarachnoid, Hemorrhages, Subarachnoid): Bleeding into the intracranial or spinal SUBARACHNOID SPACE, most resulting from INTRACRANIAL ANEURYSM rupture. It can occur after traumatic injuries (SUBARACHNOID HEMORRHAGE, TRAUMATIC). Clinical features include HEADACHE; NAU
Bleeding into the intracranial or spinal SUBARACHNOID SPACE, most resulting from INTRACRANIAL ANEURYSM rupture. It can occur after traumatic injuries (SUBARACHNOID HEMORRHAGE, TRAUMATIC). Clinical features include HEADACHE; NAUSEA; VOMITING, nuchal rigidity, variable neurological deficits and reduced mental status.
MeSH classification
C10.228.140.300.535.800
C14.907.253.573.800
C23.550.414.913.850
Need clinical context, treatments, or patient-language explanation?
What does Subarachnoid Hemorrhage mean in medicine?
Bleeding into the intracranial or spinal SUBARACHNOID SPACE, most resulting from INTRACRANIAL ANEURYSM rupture. It can occur after traumatic injuries (SUBARACHNOID HEMORRHAGE, TRAUMATIC). Clinical features include HEADACHE; NAUSEA; VOMITING, nuchal rigidity, variable neurological deficits and reduced mental status. This definition is taken from the National Library of Medicine's MeSH (Medical Subject Headings) 2026 release, which is the standard vocabulary used to index PubMed and most medical literature.
Is Subarachnoid Hemorrhage known by any other names?
Yes. Subarachnoid Hemorrhage is also referred to as Hemorrhage, Subarachnoid, Hemorrhages, Subarachnoid, Subarachnoid Hemorrhages, SAH (Subarachnoid Hemorrhage) in different clinical, research and patient-facing contexts. The MeSH descriptor groups all of these synonyms under a single canonical concept so research and records stay consistent.
Where does Subarachnoid Hemorrhage sit in the medical classification?
Subarachnoid Hemorrhage falls under the broader medical category "Diseases" in the MeSH hierarchy (tree numbers: C10.228.140.300.535.800, C14.907.253.573.800, C23.550.414.913.850). Browsing the related concepts on this page takes you to neighbouring topics in the same branch of medicine.
Where can I get a plain-language explanation of Subarachnoid Hemorrhage?
For a plain-language explanation of Subarachnoid Hemorrhage - including symptoms, treatments and what it means for an Indian patient - ask GoDavaii's Health AI. It works in 22+ Indian languages, is free and needs no signup. Tap "Ask GoDavaii AI about Subarachnoid Hemorrhage" above.