tracheopathia chondro-osteoplastica

tracheopathia chondro-osteoplastica

Pulmonary medicine A rare squamous metaplasia of the trachea, associated with an accumulation of calcium phosphate and ingrowth of cartilage and bone in the subepithelial connective tissue; it is usually asymptomatic; large chondro-osseous masses may cause dyspnea