Tall cell variant of papillary carcinoma arising from ectopic thyroid tissue in the trachea.
Ectopic thyroid tissue within the submucosa of the trachea is a rare cause of upper airway obstruction. Primary neoplasms arising from such thyroid nests are rare. This report describes a case of tall cell variant of papillary carcinoma arising from ectopic thyroid tissue in the trachea.
Department of Otolaryngology, Royal Gwent Hospital, Newport, UK. ckhari@bigfoot.com
C K
CK
Hari
M J
MJ
Brown
I
I
Thompson
D002291:Carcinoma, Papillary / Q000473:pathology*; D002828:Choristoma / Q000473:pathology*; D006801:Humans; D008175:Lung Neoplasms / Q000556:secondary; D008207:Lymphatic Metastasis / Q000473:pathology; D008297:Male; D008875:Middle Aged; D009364:Neoplasm Recurrence, Local; D013961:Thyroid Gland; D014134:Tracheal Neoplasms / Q000473:pathology*