[Ambulatory treatment without anesthesia of urinary lithiasis by extracorporeal shock-wave lithotripsy: 7,000 cases].

Exposition of results and complications in 7,162 consecutive sessions with Shockwave Extracorporeal Lithotripsy (SWEL) applied to 3,950 lithiasis located at all levels of the urinary tract. These procedures have been performed without sedation or anaesthesia. Diuresis was not forced during or after treatment with serotherapy, mannitol, or diuretics. Treatment was conducted in an outpatients clinic in all cases. The treatment/lithiasis ratio in this initial series was 1.7. Following therapy, 7.09% of patients treated attended the emergency unit due to colic pain/fever. 3.60% of patients treated required hospitalization due to major complications: subcapsular-retroperitoneal haematoma, 9 cases; ureteral obstruction, 120 cases; septicemia, 22 cases; renal function annulment, 11 cases and death, 2 cases.