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单词 Arachnoid cyst
释义

Arachnoid cyst

英语百科

Arachnoid cyst

Axial CT showing a typical arachnoid cyst left temporal

Arachnoid cysts are cerebrospinal fluid covered by arachnoidal cells and collagen that may develop between the surface of the brain and the cranial base or on the arachnoid membrane, one of the three membranes that cover the brain and the spinal cord. Arachnoid cysts are a congenital disorder, and most cases begin during infancy; however, onset may be delayed until adolescence.

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