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"Vesicoureteral reflux bas been recognized to be an abnormal phenomenon in man, often associated with urinary infection and with both developmental and acquired renal abnormalities. Thus, meticulous endoscopic observation on ureteral orifice configuration is thought to be essential to the accurate diagnosis and the selection of the therapeutic method in management of the patients with diseases in bladder, ureter and kidney. So, endoscopic observation was made on 90 cases of the selected persons with normal findings on I. V. P. & retrograde cystogram, in the Department of Urology. Korea General Hospital, from March I, 1979 to August 31, 1979. The results obtained were as follows; 1) The ureteral orifice configuration of the patients belong to the tunnel shape (66 cases: 36.6%) & the slit shape (64 cases: 35.6%) in the majority. And the next was the oval shaped(32 cases: 17. 8%), the gutter shaped (18 cases` 10.0% in order. 2) There was some difference between male & female in the tunnel shaped (M: 43.1%, F: 25.0%) and the gutter shaped (M`5.2%, F` 18.7%) but its difference was negligible, we thought. 3) Most patients (68 cases: 75.6%) had the same ureteral orifices in its configuration."
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