Intussusception in Adults: The Role of MDCT in the Identification of the Site and Cause of Obstruction

Figure 5

Colocolonic (sigmoid) intussusception caused by a lipoma. Ultrasound scan (a) shows a pelvic layered ovoid mass. CT images on axial (b) and oblique reformatting (c, d) demonstrate an intraluminal lesion with fat attenuation (arrow) that serves as the intussusception lead point.

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