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Patient characteristics and the results of UVENTA stent insertion
L, left; R, right; B, both; CR, colorectal; S, stomach; C, cervix; LM, leiomyosarcoma; LU, lower ureter; MU, multiple levels of ureter; UU, upper ureter; Pre, preoperative value; Post, postoperative value (4 weeks after stent insertion); HM, hematuria; IR, irritation; AD, abdominal discomfort.
a:For de novo obstruction beyond the previous UVENTA stent.
