Clinical analysis of 15 cases with bladder leiomyoma

Objective To discuss the clinical symptoms,diagnosic methods,most commomly used treatment,and prognosis of bladder leiomyoma.Methods The clinical data of 15 patients(4 male,11 femal)with bladder leiomyoma were analyzed retrospectively.The mean age was 35 years(range 28～65).Clinical manifestation included dysuresia in 6 cases,irritative bladder in 5,gross hematuria in 3 and absence of symptoms in 1.The mean course was 11.5 months(range 1 month～3 years).15 bladder tumors were indicated from B ultrasonography and CT scan.12 filling defects were showed on intravenous urogram.11 tumors under mucosa were found by cystoscopy.Of the 15 cases,leiomyoma was only confirmed in 2 cases by biopsy.All patients were treated with enucleation,partial cystectomy or transurethral resection respectively.Leiomyoma was confirmed by frozen sections during operation in 13 cases.Results 15 patients regained normal urination,their irritation was relieved obviously,and hematuria disappeared.No complications occured.Recurrence and metastases could not be found during follow-up of 6 months to 5 years.Conclusion Bladder leiomyoma is an unusual benign tumor.Imaging and cystoscopy are the most important diagnostic methods.Preoperative biopsy or frozen sections during operation should be conducted.Operation offers excellent results.