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Arachnoid Cysts

More information in Books or onNLM PubMed
Definition: 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)  non-neoplastic    Other names Leptomeningeal Cysts; Arachnoid Diverticula; Leptomeningeal Cyst; Intracranial Arachnoid Cyst; Diverticulas, Arachnoid; Diverticula, Arachnoid; Cysts, Leptomeningeal; Cysts, Intracranial Arachnoid; Cysts, Arachnoid; Cyst, Leptomeningeal; Cyst, Intracranial Arachnoid; Cyst, Arachnoid; Arachnoid Diverticulas; Arachnoid Cysts, Intracranial; Arachnoid Cyst, Intracranial; Arachnoid Cyst; Intracranial Arachnoid Cysts
 
SubstanceCAS Registry & nameCategoriesSource
Tibia absent polydactyly arachnoid cyst  0   *Arachnoid Cysts *Polydactyly Tibia/abnormalities.
Spinal intradural arachnoid cysts  0   *Spinal Cord Diseases *Arachnoid Cysts.
Bobble-head doll syndrome  0   *Arachnoid Cysts *Dyskinesias Third Ventricle/abnormalities.
Chudley-Mccullough syndrome  0   *Hearing Loss, Sensorineural *Arachnoid Cysts *Agenesis of Corpus Callosum.

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Sources: NLM Medical Subject Headings, NIH UMLS, Drugs@FDA, FDA AERS original data copyright United States Government. No endorsement implied. Last modified 6/6/2012

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