- Patient preparation: none
- Contrast used: high osmolar water soluble, dilute contrast using 1 part contrast : 2 parts sodium chloride if < 1 year old or 2 parts tap water if > 1 year old
- Technique: red rubber catheter, tape tip in securely, pinch buttocks while injecting contrast, use gentle hand injection to instill 5-10 cc contrast in supine position, consider injecting another 5-10 cc of contrast in order to opacify the entire colon with contrast and reflux the terminal ileum extensively
- Images to obtain: scout AP abdomen, AP and lateral abdomen after initial 5-10 cc of contrast, AP and lateral abdomen after additional 5-10 cc of contrast if needed
- Looking for: meconium obstruction of prematurity (most commonly)
- Post procedure tasks: monitor for passage of meconium, if there is not significant passage of meconium / reduction in abdominal distension, consider repeating the exam
Pediatric Imaging 