Rathke pouch


hy·po·phy·si·al di·ver·tic·u·lum

(hī'pō-fiz'ē-ăl dī'vĕr-tik'yū-lŭm) An upgrowth from the ectodermal roof of the stomodeum of the embryo that is adjacent to the floor of the diencephalon; it forms the adenohypophysis (glandular segment of the pituitary gland).
Synonym(s): adenohypophysial pouch, pituitary diverticulum, Rathke pocket, Rathke pouch.

Rathke pouch

(rath′kē) [Martin H. Rathke, Ger. anatomist, 1793–1860] A depression in the mouth of the embryo just anterior to the buccopharyngeal membrane. The anterior lobe of the pituitary arises from this structure.

Rathke,

Martin H., German anatomist, physiologist, and pathologist, 1793-1860. Rathke bundles - muscular bundles on the lining walls of the ventricles of the heart. Synonym(s): trabeculae carneaeRathke cleft cyst - an intrasellar or suprasellar cyst lined by cuboidal epithelium derived from remnants of Rathke pouch. Synonym(s): Rathke cystRathke columnRathke cyst - Synonym(s): Rathke cleft cystRathke diverticulum - a tubular outgrowth of ectoderm from the stomodeum of the embryo. Synonym(s): pituitary diverticulum; Rathke pocket; Rathke pouchRathke ductRathke fold - two fetal folds of mesoderm.Rathke pocket - Synonym(s): Rathke diverticulumRathke pouch - Synonym(s): Rathke diverticulumRathke pouch tumor - a suprasellar neoplasm, usually cystic, that develops from the nests of epithelium derived from Rathke pouch. Synonym(s): craniopharyngiomaRathke punch