School ager status with acute lymphocytic leukemia and abdominal pain Pediatric Imaging Gastrointestinal June 30, 2021May 22, 2021 AXR AP (above left) is unremarkable. Axial CT with contrast of the abdomen (above right) shows moderate thickening of the cecum. Transverse and sagittal US of the cecum (below) shows a moderately thickened cecum lying above the right psoas muscle. The diagnosis was typhlitis in a patient with acute lymphocytic leukemia. Related Published June 30, 2021May 22, 2021