BMJ Case Reports 2018; doi:10.1136/bcr-2018-226879
  • Images in…

RCC in cross ectopic kidney: a challenging diagnosis and management

  1. Amro Ilaiwy2
  1. 1Urology Department, Kidney Surgical Hospital, Damascus, Syrian Arab Republic
  2. 2University of Miami Miller School of Medicine at Holy Cross Hospital, Fort Lauderdale, Florida, USA
  1. Correspondence to Dr Amro Ilaiwy, amroilaiwy{at}
  • Accepted 24 September 2018
  • Published 7 October 2018


A 57-year-old woman with a 5-month history of left-upper quadrant (LUQ) abdominal pain was referred after a retroperitoneal mass was discovered on CT scan of the abdomen and pelvis. Clinical history revealed mild LUQ abdominal pain over the course of 5 months, associated with anorexia, unintended weight loss and several episodes of painless gross haematuria. Physical examination was positive for an ill-defined mass in the LUQ extending to the umbilical region. Routine laboratory tests did not reveal abnormal findings except for microscopic haematuria. CT scan images revealed a left cross ectopic kidney fusing laterally with the lower pole of right kidney in addition to a mass measuring 7.5×8.5 cm emerging from the ectopic kidney. The mass extended to the left flank crossing the abdominal aorta and passing behind the inferior mesenteric artery. This structure mimicked a horseshoe kidney (figures 1 and 2). Retrograde pyelography confirmed the …

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