A clinical observation was made on 5 cases of primary ureteral tumors admitted to the Department of Urology, Presbyterian Medical Center during the period from August, 1970 through March, 1978. Clinical and radiographic findings are summarized below:
1. Among 5 cases of primary ureteral tumors, 4 cases in male, 1 case in female.
2. The range in age was from 58 to 75 years, average 66 years.
3. Duration of symptoms varied from 1 day to 1 year, common symptoms are hematuria and flank pain (1 case).
4. The side of lesion: left 3 cases , right 2 cases.
5. All tumors are located in the lower third of ureter.
6. The characteristic urographic and cystoscopic findings are as follows ; Non-visualizing kidney disclosed by intravenous pyelogram in 3 cases, hydroureteronephrosis in 2 cases. filling defect of ureter in 2 cases. The appearance of tumor in the orifice on cystoscopy in 2 cases.
7. Nephroureterectomy with excision of a cuff of the bladder was performed in all cases.
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