Spontaneous Nontraumatic Perirenal Hematoma as a Complication of Acute Pyelonephritis

Spontaneous Nontraumatic Perirenal Hematoma as a Complication of Acute Pyelonephritis

Spontaneous perirenal hematoma is an unusual but serious complication of tumors, vascular disease, ruptured cyst, or infection. The authors report the case of a diabetic patient who presented with spontaneous perirenal hematoma and who was subsequently diagnosed to have emphysematous pyelonephritis.