Anomalies in the thirogloss duct development. Revision and update of the literatur

Abstract

The objetive of these work is to reiew the literature about abnormalities in the development of the tyiroglosal duct, specialy focused in fistulas, cists and other rare ones such as lingual thyroid, ectopic thyrod tissues, thiyroglos duct carcinoma and thyroid coloid carcinoma in ectopic thyrois tissue. We enfasied the fact that these disontogenesis may be present along with disorganogenesis and/or dishormonogenesis. We need to bring up to date our aproach based in the evidences.