title: C-cell hyperplasia preceding medullary thyroid carcinoma.
mesh_terms: D000293:Adolescent; D000328:Adult; D001681:Biological Assay; D002116:Calcitonin / Q000032:analysis / Q000096:biosynthesis* / Q000097:blood; D002118:Calcium; D002277:Carcinoma / Q000235:genetics / Q000473:pathology*; D005260:Female; D005455:Fluorescent Antibody Technique; D006801:Humans; D006965:Hyperplasia; D011230:Precancerous Conditions / Q000473:pathology*; D011863:Radioimmunoassay; D013961:Thyroid Gland / Q000032:analysis / Q000473:pathology*; D013964:Thyroid Neoplasms / Q000235:genetics / Q000473:pathology*; D013965:Thyroidectomy
chemical_list: D002116:Calcitonin; D002118:Calcium