KROK 1 2010 – Question 172 · KROK (Medicine) · Biological Chemistry
Cardinal symptoms of primary hyperparathyroidism are osteoporosis and renal lesion along with development of urolithiasis. What substance makes up the basis of these calculi in this disease?
- A. Cholesterol
- B. Bilirubin
- C. Calcium phosphate
- D. Cystine
- E. Uric acid
Hint
Ask what excess parathyroid hormone does to mineral metabolism and which substances are therefore present in the urine in excess to form stones.
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