Enunciado C.M.F. female patient, 38 years old, attends to the emergency medical care due to an inquietude frame, with intense right lumbar pain in colic type, and irradiation to the front and lower parts of the committed area during 5h. Report of previous lumbar cramps, always on the right, with no fever nor dysuria, in context of spontaneous improvement. Denial of UTI history. At physical examination: lumbar fist-percussion is weakly positive and abdominal palpation is unchanged. Routine urine screening test detected 11 white blood cells/field and 7 red blood cells/field. She was referred to do a computed tomography (CT) of the abdomen and pelvis for diagnosis enlightenment. Computed tomography of the abdomen and pelvis. Coronal reconstruction without contrast medium. Computed tomography of the abdomen and pelvis. Axial section, kidney area and without contrast medium. Question:What is the most likely diagnosis before clinical picture next to the images shown? Pyeloureteral duplication Stenosis of the ureteropelvic junction Associated retrocaval ureter Left renal vein compression by the superior mesenteric artery Time is Up! Time's up
