Ectopic thyroid tissue in the mucosa of the trachea.
D004194:Disease; D006801:Humans; D009092:Mucous Membrane; D013959:Thyroid Diseases; D050033:Thyroid Dysgenesis; D013961:Thyroid Gland / Q000002:abnormalities*; D014132:Trachea; D014133:Tracheal Diseases
THYROID GLAND/abnormalities; TRACHEA/diseases