UKMLA PLAB AMC USMLE Prometric MCQ

Question Number 0469

Question:
An 40 year old male patient complains of six months of progressively worsening muscular pains. On a routine screening he was noted to have an elevated serum calcium of 12.0 mg/dl. Serum albumin, protein, magnesium, and chloride were all within normal limits. A parathormone assay level of 211 picograms/ml (normal = 10 to 55 picograms/ml) was noted. The hypercalcemia in this patient is likely to be secondary to

a) bronchial carcinoma
b) breast metastases
c) William's syndrome
d) Sarcoidosis
e) primary hyperparathyroidism