title: C-cell hyperplasia in a case with primary hyperparathyroidism.
mesh_terms: D000236:Adenoma / Q000473:pathology; D006042:Goiter / Q000473:pathology; D006044:Goiter, Nodular / Q000473:pathology; D006801:Humans; D006934:Hypercalcemia / Q000473:pathology; D006961:Hyperparathyroidism / Q000473:pathology*; D006965:Hyperplasia / Q000473:pathology; D008297:Male; D008875:Middle Aged; D013961:Thyroid Gland / Q000473:pathology*; D013964:Thyroid Neoplasms / Q000473:pathology