Arachnoid Cysts
MESHD016080
Intracranial or spinal cavities containing a cerebrospinal-like fluid, the wall of which is composed of arachnoidal cells. They are most often developmental or related to trauma. Intracranial arachnoid cysts usually occur adjacent to arachnoidal cistern and may present with HYDROCEPHALUS; HEADACHE; SEIZURES; and focal neurologic signs. (From Joynt, Clinical Neurology, 1994, Ch44, pp105-115)
Synonyms
- Cyst, Arachnoid
- Cysts, Arachnoid
- Arachnoid Diverticula
- Arachnoid Diverticulas
- Diverticula, Arachnoid
- Diverticulas, Arachnoid
- Leptomeningeal Cysts
- Cyst, Leptomeningeal
- Cysts, Leptomeningeal
- Leptomeningeal Cyst
- Intracranial Arachnoid Cysts
- Arachnoid Cyst, Intracranial
- Cyst, Intracranial Arachnoid
- Cysts, Intracranial Arachnoid
- Intracranial Arachnoid Cyst
- Arachnoid Cysts, Intracranial
Source last updated 2026-05-24T15:26:07.795Z