pituitary diverticulum(redirected from hypophysial pouch)
a tubular outgrowth of ectoderm from the stomodeum of the embryo; it grows dorsad to the infundibular process of the diencephalon, around which it forms a cuplike mass, giving rise to the pars distalis and pars juxtaneuralis of the hypophysis.
hy·po·phy·si·al di·ver·tic·u·lum(hī'pō-fiz'ē-ăl dī'vĕr-tik'yū-lŭm)
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 carneae
Rathke cleft cyst - an intrasellar or suprasellar cyst lined by cuboidal epithelium derived from remnants of Rathke pouch. Synonym(s): Rathke cyst
Rathke cyst - Synonym(s): Rathke cleft cyst
Rathke diverticulum - a tubular outgrowth of ectoderm from the stomodeum of the embryo. Synonym(s): pituitary diverticulum; Rathke pocket; Rathke pouch
Rathke fold - two fetal folds of mesoderm.
Rathke pocket - Synonym(s): Rathke diverticulum
Rathke pouch - Synonym(s): Rathke diverticulum
Rathke pouch tumor - a suprasellar neoplasm, usually cystic, that develops from the nests of epithelium derived from Rathke pouch. Synonym(s): craniopharyngioma