Ureteroscopy for diagnosis and treatment of renal colic

Objective To evaluate the clinical efficacy of ureteroscopy for the diagnosis and treatment of renal colic. Methods A total of 50 cases of renal colic were diagnosed and treated by ureteroscopy. Stones with size smaller than 0 5 cm were removed, but lithoclasty was performed on those stones with size bigger than 0 5 cm. In addition, J shaped catheters or ureteral catheters were indwelt for drainage. Results Successful removal of stones and lithoclasty were achieved in 12 and 30 cases, respectively. No urolithiasis and other lesions were found in 3 cases. Improvement was found in those cases with indwelt catheters. The average stay was 4-5 d. Correlative etiological factors were found in 2 patients by ureteroscopy. Conclusion Transurethral ureteroscopy is an effective and safe method for the diagnosis and treatment of renal colic.