Home > Kidney Disease > Kidney Stones Get the Flash Player to see this player. Rate: (Click the stars to rate) Published on Jan 01, 2010 by AKrambeck, Views: 1470 Dehydration, and certain genetic disorders are risk factors. Symptoms include pain in the flank or back, and blood in the urine. Most small stones (less than 5mm) will pass in the urine. For larger stones, treatments include lithotripsy, which is shock wave ultrasound which pulverizes the stones to smaller particles. Ureteroscopy can be used to break up the stone and pull them out through the urethra, then a stent is placed. The other treatment is percutaneous nephrolithotomy.