On recurrent nephrolithiasis

At the Vishnevsky Institute of Surgery from 1961 to 1970, 34 patients (14 men and 20 women aged 9 to 67 years) with recurrent nephrolithiasis were observed. 15 patients were initially operated on in other medical institutions and 19 - in the Institute of Surgery. Nine patients had solitary recurrent stones, 10 had multiple stones, 15 had coral stones, 16 had right-sided stones, 7 had left-sided stones and 11 had bilateral stones.