Ureteroscopy may not be best option in larger lower-pole stones

Contrary to previous retrospective studies, the use of ureteroscopy maynot be the best option for larger lower-pole stones, according to findingsfrom a prospective, randomized study presented here yesterday. Results fromthe multicenter study suggest that other treatment modalities, such as percutaneousnephrolithotomy, may offer greater efficacy in stones >10 mm.