title: Letter: Hyperthyrocalcitoninaemia, Schwartz-Bartter syndrome, and oat-cell carcinoma.
mesh_terms: D002116:Calcitonin / Q000097:blood*; D018288:Carcinoma, Small Cell / Q000097:blood / Q000150:complications*; D006729:Hormones, Ectopic / Q000378:metabolism; D006801:Humans; D007010:Hyponatremia / Q000150:complications*; D008175:Lung Neoplasms / Q000097:blood / Q000150:complications*; D008297:Male; D008875:Middle Aged; D009994:Osmolar Concentration; D009384:Paraneoplastic Endocrine Syndromes / Q000097:blood; D012964:Sodium / Q000097:blood; D013577:Syndrome; D014667:Vasopressins / Q000378:metabolism*
chemical_list: D006729:Hormones, Ectopic; D014667:Vasopressins; D002116:Calcitonin; D012964:Sodium