Previously healthy child, complaining from acute abdominal pain and vomiting for last one day.
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A round soft tissue mass in the right iliac fossa giving target sign appearance surrounded by crescentic layer of gas making meniscus sign.
The target sign consists of a soft-tissue mass that contains concentric circular or nearly circular areas of lucency, which are due to the mesenteric fat of the intussusceptum (1).
The meniscus sign consists of a crescent of gas within the colonic lumen that outlines the apex of the intussusception (1)
Abdominal ultrasonography confirmed intestinal intussusception.
- Holt, S., and E. Samuel. "Multiple concentric ring sign in the ultrasonographic diagnosis of intussusception." Gastrointestinal radiology 3.1 (1978): 307-309.