Page created on February 14, 2022. Not updated since.
| Etiology | Typical features |
| Necrotising enterocolitis | Neonate, ill appearance, distended abdomen |
| Intussusception | Infant, crampy pain, distended abdomen, mass |
| Meckel diverticulum | No pain |
| Bacterial gastroenteritis | Fever, diarrhoea |
| Swallowed maternal blood | Breastfed infant, bleeding mother’s nipples |
| Inflammatory bowel disease | Dull, crampy pain, fever, weight loss, diarrhoea. Lower right quadrant |