Fig. 9

Tumour (solid arrow) in the upper rectum shown on traditional TSE on sagittal plane (a) and thin-slice 3D T2-weighted sagittal image (b) both on 3 T MRI. The anterior lymph node (hatched) is more clearly depicted on the thinner slice (1 mm). Additionally, one can see that this node is irregular in contour and involves the peritoneum (dotted arrows) behind the uterus