hairy polyp

A benign congenital malformation of young, often female children arising from ecto- and mesodermal totipotent cells in the nasopharynx, oropharynx and tonsils
DiffDx Intranasal glioma, rhabdomyosarcoma, meningoencephalocele, Rathke pouch cyst, pharyngeal hypophysis, craniopharyngioma

hairy polyp

Teratoid tumor, dermoid tumor of nasopharynx A benign congenital malformation of young, often ♀ children arising from ecto- and mesodermal totipotent cells in the nasopharynx, oropharynx and tonsils DiffDx Intranasal glioma, rhabdomyosarcoma, meningoencephalocele, Rathke pouch cyst, pharyngeal hypophysis, craniopharyngioma

hair·y pol·yp

(hār'ē pol'ip)

A tissue mass arising from a more slender stalk with a piliated appearance; usually found in the oral cavity.