All of the following are causes of hypocalcemia, EXCEPT: (A) Acute pancreatitis, (B) Chronic renal failure, (C) Hypoparathyroidism, (D) Vitamin D intoxication
Answer is D. Vitamin D intoxication leads to elevated plasma concentration of calcium This can lead to contraction of blood vessels, high blood pressure, and calcinosis--the calcification of soft tissues. Causes of hypercalcemia Causes of hypocalcemia Hyperparathyroidism Multiple myeloma and other osteolytic diseases Metastatic carcinoma of bone Thiazide diuretics Vitamin D intoxication Hypoparathyroidism Chronic Renal failure Malabsorption Acute pancreatitis