Iatrogenic injury of the ureter has been extensively documented in associat
ion with urogynecological and colorectal surgery.(1) However, little is kno
wn of orthopedic associated ureteral injuries. To our knowledge we report t
he first cases of ureteral injury following orthopedic surgery for malignan
t bone tumors and emphasize the need for a multidisciplinary approach in su
ch cases.