Teenager with abdominal pain Pediatric Imaging Gastrointestinal October 25, 2024October 18, 2024 Axial (above), coronal (below left) and sagittal (below right) CT with contrast of the abdomen shows a very large, thin walled, low density, non-septated lesion with undulating contours in the spleen. The diagnosis was a simple splenic cyst. Related Published October 25, 2024October 18, 2024