Shock wave lithotripsy versus endoscopic cystolitholapaxy in the management of patients presenting with calcular acute urinary retention: a randomised controlled trial.

SWL mono-therapy is safe, non-invasive and as effective as visual cystolitholapaxy in management of patients presenting with acute urine retention by vesical or urethral stones 2 cm or less and could be useful for patients unwilling/unfit for general anaesthesia.