Infant with bilious vomiting Pediatric Imaging Gastrointestinal March 25, 2024March 5, 2024 AP image from an upper GI exam shows a dilated air and contrast filled stomach and duodenum. The duodenal-jejunal junction is normally positioned at the level of the duodenal bulb and to the left of the spine at L1. The diagnosis was normal bowel rotation. Related Published March 25, 2024March 5, 2024