Material and methods: Thirty eight patients with mean age of 1,71;1, yeers (range 16-73) who underwent extracorporeal
shock wave lithotripsy due to renal stone between November 2005-january 2007 were included, Twenty seven patients were.
steruiess and eleven patients were stented. The average stone diameters in stemless end stended group were 1.54 cm and
1-72 cm respectively (P > 0,05), Double-] stent (D)S) was removed when there was no further passage of the fri1gments tor 6
weeks after stone disintegration, All patients were given oral antibiotics and non-steroidal anti-inllarnrnatorv drug for one
week after ESWL treatment Stone passage and the data about DjS were determined with plain abdominal X-ray, The severity
of lower urinary tract svrnptorns. loin pain and the need for intravenous or intramuscular analgesics were recorded.
Results: Two patients from stended group and one patient from stentless group were partially free of stone and the remaining
patients became free of stone (92,11%), Steinstrasse were observed in two patients (5,26%); one patient from stentless group
and another one after the removal of DjS, Only one patient frr-rn stended group had severe lower urinary tract symptoms
whi(:~ did not response neither to oral nor to other form of analgesics. thus DIS was extracted The remaining patients were
in no need (or medication rather than the oral therapy,