Parathyroid Disorders

Question 1

active form of vitamin D

Answer 1

calcitriol

Question 2

primary hyperparathyroidism most common cause

Answer 2

parathyroid adenoma

Question 3

common causes of secondary hyperparathyroidism

Answer 3

severe vitamin D deficiency, calcium deficiency, chronic renal failure

Question 4

tx for chronic hypoparathyroidism

Answer 4

1-2 gm Oral calcium/day, vitamin D replacement therapy, Teriparatide, serum calcium levels check every 3 months, spot urine calcium levels to monitor hypercalciuria (thiazide diuretics if over 30 mg/dL)

Question 5

goal for serum calcium in hypoparathyroidism tx

Answer 5

8-8.5 mg/dL