Medicine Most common cause of hypercalcemic crisis is -a) Carcinoma breastb) Parathyroid hyperplasiac) Parathyroid adenomad) Paget’s disease A a B bc C ad D ac 💡 Explanation Most common cause of hypercalcemic crisis is -a) Carcinoma breastb) Parathyroid hyperplasiac) Parathyroid adenomad) Paget's disease ✓ Correct Answer: D. ac