Recurrence rate and risk factors for urinary calculi after extracorporeal shock wave lithotripsy
Autor: | Beth Yu-Chen Sun, Bang-Ping Jiaan, Luke S. Chang, Ying-Huei Lee, Kow-Tong Chen, Kuang-Kuo Chen |
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Rok vydání: | 1996 |
Předmět: | |
Zdroj: | Journal of Urology. 156:903-906 |
ISSN: | 1527-3792 0022-5347 |
Popis: | Purpose: We determined the recurrence rate after extracorporeal shock wave lithotripsy (ESWL* *Dornier Medical Systems, Inc., Marietta, Georgia.) and evaluated its associated risk factors, such as patient sex and age, volume of daily water intake, related diseases, family history of urinary calculi, number, burden and location of stones, residual stones after ESWL, serum uric acid level before ESWL and so forth.Materials and Methods: We conducted a retrospective study of 841 patients who underwent ESWL for primary treatment of urinary calculi between 1985 and 1987. Charts were reviewed for stone characteristics, outcomes and associated laboratory data. Followup 6 to 9 years later was done by mail and telephone interviews.Results: Followup data were available for 436 patients (52 percent). Overall, stones recurred in 51 percent of the 436 patients at a mean followup of 7.1 years. Late recurrences were common, and were noted in as many as 70 percent of the patients after 9 years. This rate is greate... |
Databáze: | OpenAIRE |
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