title: Hyperparathyroidism presenting as nasal obstruction.
mesh_terms: D000236:Adenoma / Q000175:diagnosis*; D000368:Aged; D001859:Bone Neoplasms / Q000209:etiology; D003937:Diagnosis, Differential; D005260:Female; D005870:Giant Cell Tumors / Q000209:etiology*; D006801:Humans; D006811:Humerus; D006961:Hyperparathyroidism / Q000175:diagnosis*; D009303:Nasopharyngeal Neoplasms / Q000209:etiology*; D010282:Parathyroid Neoplasms / Q000175:diagnosis*