“…In such cases, bleeding from the injury may advance to hemoperitoneum, and unstable hemodynamics may develop, requiring emergency surgery. Although anatomical variants, such as vascular variations of renal vessels [ 1 , 2 ], ectopic pelvic kidney [ 3 ], and intrathoracic kidney [ 4 , 5 ] have been reported, to our knowledge, an intraperitoneal kidney has never been previously reported except for one case [ 6 ] in the world literature. Herein, we report a successful nephrectomy of a unilateral intraperitoneal kidney with grade IV laceration based on the renal injury scale of the American Association for the Surgery of Trauma (AAST) after blunt trauma.…”