Fig. 4From: Role of magnetic resonance imaging in organ-preserving strategies for the management of patients with rectal cancerLymph node staging criteria. a High-resolution axial T2WI shows a semiannular anterior tumor (arrow) and a mesorectal involved lymph node showing mixed signal intensity (arrowhead). b High-resolution sagittal T2WI shows other involved lymph nodes with mixed signal intensity (arrowheads)Back to article page