title: [A case of multiple endocrine neoplasia (MEN), type 2A. Immunohistochemical and ultrastructural study of medullary carcinoma of the thyroid].
mesh_terms: D000310:Adrenal Gland Neoplasms / Q000276:immunology / Q000648:ultrastructure*; D000328:Adult; D002116:Calcitonin / Q000097:blood; D002272:Carcinoembryonic Antigen / Q000032:analysis; D002277:Carcinoma / Q000276:immunology / Q000648:ultrastructure*; D005260:Female; D006651:Histocytochemistry; D006801:Humans; D009377:Multiple Endocrine Neoplasia / Q000648:ultrastructure*; D010673:Pheochromocytoma / Q000276:immunology / Q000648:ultrastructure*; D013964:Thyroid Neoplasms / Q000276:immunology / Q000648:ultrastructure*
chemical_list: D002272:Carcinoembryonic Antigen; D002116:Calcitonin