CASE 10
ANSWER: Juvenile
polyps causing colocolic intussusception.
.
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Figure 1. His plain abdominal
film shows a soft tissue mass in the left lower abdomen (arrows);
dilatation of the small bowel,
right colon and transverse colon; and no air in the left colon,
sigmoid, and rectum.
Figures 2 and 3. Longitudinal and transverse abdominal
ultrasonograms show pseudokidney sign
and doughnut sign, respectively.
Figures 4 and 5. Barium enema (right lateral decubitus
position and supine position of the rectosigmoid) shows
a few polyps (arrows) in the rectum and sigmoid colon.
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DISCUSSION
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