| Chronic liver disease (cirrhosis) |
| Hepatic non-cirrhotic causes (e.g. Budd-Chiari syndrome, congenital hepatic fibrosis) |
| Intestinal disorders (appendicitis, Crohn’s disease, meconium ileus, celiac disease, eosinophilic enterophaty, intestinal atresia, intestinal lymphangectasia, omental cyst, intestinal malrotation) |
| Infections (CMV, EBV, Tuberculosis) |
| Malignancies (lymphoma, Wilm’s tumor, germ cells tumors, neuroblastoma, cystic mesothelioma) |
| Urinary disorders (nephrotic syndrome, obstructive uropathy, bladder rupture, ureterocele) |
| Heart failure |
| Other (pancreatitis, inflammatory disorders, metabolic diseases, abdominal trauma, ovarian cyst, ventriculo-peritoneal shunt, thoracic duct trauma) |
