True about adult polycystic kidney disease is all, EXCEPT :

Ans. is 'b' i.e. Hypertension is rare Hypertension is common in patients with autosomal dominant polycystic kidney disease. It is present in 75% of adult patients and 25% of children.Other important features:It usually presents in 3rd or 4th decade *.Urinary tract infection is common.Nephrolithiasis (calcium oxalate and uric acid stones)About 50% of patients develop ESRD by age 50.