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J Korean Radiol Soc. 1998 Aug;39(2):301-304. Korean. Original Article.
Kim HJ , Oh JH , Yoon Y , Hong HP , Kim EJ , Lim JW .
Department of Diagnostic Radiology, Kyung Hee University Hospital.

The snare technique has been used for the removal of ureteral stents. If, however, a stent has migrated to theupper or lower pole calyx, snaring-due to close contact between the stent and the calyceal mucosa or narrow spaceof the renal calyx-is impossible. By using the second suare technique, which involves snaring the previouslyinserted guidewire, the large renal pelvic space can be used for the removal of a migrated ureteral stent. Wedeseribe two cases and discuss the safety and efficacy of this technique.

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