High grade urothelial carcinoma of renal pelvis presenting as spontaneous urinoma

ABSTRACT

Perirenal urine extravasation, also known as urinoma, occurs usually after renal trauma. Spontaneous urinoma is a very rare pathology in daily urology practice. The patients with spontaneous urinoma usually present with flank pain, and radiologic imagings confirm the diagnosis. Ultrasonography, intravenous urography, and computed tomography are the radiologic modalites for the diagnosis. We report a case of spontaneous urinoma in a patient with renal pelvic tumor