Toddler after a gastrostomy tube change Pediatric Imaging Gastrointestinal June 1, 2025March 6, 2025 AP radiograph of the abdomen after injection of water soluble contrast through the gastrostomy tube shows contrast outlining the spleen and several loops of small bowel. There is no contrast in the stomach. The diagnosis was gastrostomy tube malfunction with the tip of the gastrostomy tube in the peritoneal cavity. Related Published June 1, 2025March 6, 2025