Rathke pouch

Rathke pouch
a diverticulum from the ectodermal roof of the stomodeum of the embryo that lies adjacent to the floor of the diencephalon; from it the adenohypophysis is developed. Its lumen persists in adults as small colloid-filled cysts and clefts at the juncture of the pars distalis and the neurohypophysis. Called also adenohypophysial,craniobuccal, craniopharyngeal, or hypophysial p.

Medical dictionary. 2011.

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  • Rathke cysts — Rathke cleft cysts groups of epithelial cells forming small colloid filled cysts in the pars intermedia of the pituitary gland; they are vestiges of Rathke pouch and are closely related to craniopharyngiomas. Called also craniobuccal c s and… …   Medical dictionary

  • Rathke tumor — Rathke pouch tumor craniopharyngioma …   Medical dictionary

  • Rathke, Martin H(einrich) — born Aug. 25, 1793, Danzig, Prussia died Sept. 3, 1860, Königsberg German anatomist and embryologist. He was the first to describe gill slits and gill arches in mammal and bird embryos. He thought they were vestigial gills but recognized their… …   Universalium

  • Rathke's pouch — Infobox Embryology Name = PAGENAME Latin = GraySubject = 275 GrayPage = 1277 Caption = Sketches in profile of two stages in the development of the human digestive tube. Caption2 = CarnegieStage = 10 Precursor = GivesRiseTo = anterior pituitary… …   Wikipedia

  • Rathke's pouch — Rath·ke s pouch rät kəz n a pouch of ectoderm that grows out from the upper surface of the embryonic stomodeum and gives rise to the adenohypophysis of the pituitary gland called also Rathke s pocket Rathke Martin Heinrich (1793 1860) German… …   Medical dictionary

  • rathke's pouch — ˈrätkəz noun also rathke s pocket Usage: usually capitalized R Etymology: after Martin H. Rathke died 1860 German anatomist : a pouch of ectoderm that grows out from the upper surface of the embryonic stomodaeum and gives rise to the anterior… …   Useful english dictionary

  • Rathke, Martin H — ▪ German anatomist born Aug. 25, 1793, Danzig, Prussia [now Gdańsk, Pol.] died Sept. 3, 1860, Königsberg [now Kaliningrad, Russia]       German anatomist who first described the gill slits and gill arches in the embryos of mammals and birds. He… …   Universalium

  • pouch — A pocket or cul de sac. SEE ALSO: fossa, recess, sac. antral p. a p. made in the antrum of the stomach of experimental animals. branchial pouches SYN: pharyngeal pouches. Broca p. SYN: puden …   Medical dictionary

  • pouch of rathke — Usage: usually capitalized R : rathke s pouch …   Useful english dictionary

  • Rathke's pouch — /raht keuhz/, Embryol. an invagination of stomodeal ectoderm developing into the anterior lobe of the pituitary gland. Also called Rathke s pocket. [1940 45; named after Martin Heinrich Rathke (1793 1860), German anatomist] * * * …   Universalium

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