“…Since then, laparoscopy has been demonstrated as an alternative technique, with less morbidity, for the surgical approach this disease. 6,10,11 In 1992, Kavoussi and collegues 10 introduced laparoscopic ureterolysis and, in the 2002 series of Fugita and coworkers, 11 success rates were 85%, with 92% of patients demonstrating durable freedom from ureteral obstruction at a mean followup of 30 months postoperatively. For their unilateral ureterolysis patients (N ϭ 7), mean operative time was less than 4 hours (235 minutes), and mean estimated blood loss 342 mL.…”