Intussusception after Laparoscopic Gastric Bypass Surgery: An Underrecognized Complication
Figure 1
(a) Illustration of intussusception. (b) Target sign: it indicates hyperemia of mucosa, muscularis, and serosa with submucosal edema. The high attenuation of mucosa, muscularis, and serosa is due to contrast enhancement, while the low attenuation of submucosa is believed to result from edema.
