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Massive hematuria with hypovolemic shock 2 hours after performing percutaneous kidney biopsy in a 56-year-old woman. (A,B) Presence of high-flow arteriocaliceal fistula on emergency renal angiography with rapid opacification of urinary cavities; (C) microcoil embolization of two abnormal vessels that were responsible for hematuria; (D) complete occlusion of fistula and cessation of bleeding are seen on post-embolization angiogram.
