craniopharyngioma[krā′nē-ō-fă-rin′jē-ō′mă]

Type:Term

Definitions
1. A suprasellar neoplasm that may be cystic; develops from the nests of epithelium derived from Rathke pouch; the histologic pattern, similar to that observed in adamantinomas, consists of nesting of squamous epithelium bordered by radially arranged cells; frequently accompanied by calcium deposition; may occassionally have a papillary architecture microscopically.

Synonyms
Erdheim tumor , pituitary adamantinoma , pituitary ameloblastoma , Rathke pouch tumor , suprasellar cyst

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