Related MeSH Hierarchy (5)
Diseases [C] » Congenital, Hereditary, and Neonatal Diseases and Abnormalities [C16] » Congenital Abnormalities » Nervous System Malformations » Central Nervous System Cysts » Arachnoid Cysts
Diseases [C] » Neoplasms [C04] » Neoplasms by Site » Nervous System Neoplasms » Central Nervous System Neoplasms » Central Nervous System Cysts » Arachnoid Cysts
Diseases [C] » Nervous System Diseases [C10] » Nervous System Malformations » Central Nervous System Cysts » Arachnoid Cysts
Diseases [C] » Nervous System Diseases [C10] » Nervous System Neoplasms » Central Nervous System Neoplasms » Central Nervous System Cysts » Arachnoid Cysts
Description
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) MeSH
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