Case 9.20
Keyword(s):
The Past
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70-year-old woman with 20-lb weight loss over the past 6 months and crampy lower abdominal pain Axial fat-suppressed FSE T2-weighted images (Figure 9.20.1) and postgadolinium axial (Figure 9.20.2) and sagittal (Figure 9.20.3) 3D SPGR images demonstrate a large, heterogeneously enhancing mass in the pelvis, with markedly increased T2-signal intensity and multiple cystic regions on postcontrast images. The origin of the lesion from the sigmoid colon is difficult to discern, but it is probably best appreciated on the axial postgadolinium images. Note the invasion of the bladder dome, with a gas pocket in the anterior bladder....