All may be seen in hyperparathyroidism Except: (A) Solitary adenoma, (B) Its malignant, (C) Thyroid malignancy, (D) Osteomalacia
Answer is D. Osteomalacia is the softening of the bones caused by impaired bone metabolism primarily due to inadequate levels of available phosphate, calcium, and vitamin D, or because of resorption of calcium. The impairment of bone metabolism causes inadequate bone mineralization . Its causes Ref - Pubmed.com