title: Five Patients with Medullary Thyroid Carcinoma Presenting as Asymptomatic Elevation of Carcinoembryonic Antigen Level.
authors: The Diabetes & Endocrine Clinic, Mount Elizabeth Medical Centre, Singapore.
authors: Khai Tong
authors: KT
authors: Tan
authors: Joshua Zc
authors: JZ
authors: Tan
mesh_terms: D000328:Adult; D058070:Asymptomatic Diseases; D002272:Carcinoembryonic Antigen / Q000097:blood*; D018278:Carcinoma, Neuroendocrine / Q000097:blood / Q000175:diagnosis*; D055088:Early Detection of Cancer / Q000379:methods*; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D013964:Thyroid Neoplasms / Q000097:blood / Q000175:diagnosis*
chemical_list: D002272:Carcinoembryonic Antigen