Fig. 5From: What is hiding in the hindgut sac? Looking beyond rectal carcinomaDiffuse cavernous haemangioma of the rectum in a 21-year-old man presenting with painless rectal bleeding. a Coronal and b axial fat-suppressed contrast-enhanced T1-weighted MRI reveal enhancing concentric rectal wall thickening (arrows) with enhancing serpiginious structures (arrowhead) in the mesorectumBack to article page