A 3 – month old infant presents with bilateral medullary nephrocalcinosis. All of the following can cause medullary nephrocalcinosis except :
(A) Hyperoxaluria (B) Bartter's syndrome (C) Prolonged use of furosemide (D) ARPKD
(D) Nephrocalcinosis :

Deposition of calcium in the substance of the kidney.

Causes of nephrocalcinosis :

Idiopathic hypercalciuria.
Hyperoxaluria.
Distal renal tubular acidosis.
Diuretics for preterm baby.
Bartter syndrome.
Dent's disease.
Primary hyperparathyroidism.
Familial hypomagnesemia, hypercalciuria with nephrocalcinosis.