School ager status with acute lymphocytic leukemia and abdominal pain

CT and US of typhlitis
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.