| CHRONIC DIARRHEA [DD] | |
| Differential diagnoses of chronic diarrhea in children [Wenzel et al. 2009 modified]: Acquired pancreatic insufficiency Acrodermatitis enteropathica Adrenal insufficiency Allergy to nutrients Antibiotics Atrophy of microvilli, dysplasia of intestinal epithelial cells Autoimmune enteropathy Bacteria Carcinoid syndrome (rare in children) Celiac disease Congenital Cl−diarrhea Cow’s milk intolerance Crohn disease Cystic fibrosis Diabetes Folate and vitamin B12 deficiency Fructose malabsorption Glucose–galactose malabsorption Hereditary pancreatitis Hereditary fructose intolerance (HFI) Hormone-producing tumors Hyperthyroidism Hypoparathyroidism Hypoplasia of the pancreas Inborn or acquired Irritable bowel syndrome Lactose malabsorption Liquid stools in breast-fed babies Lymphangiectasia Malabsorption of bile acids Malabsorption of lipids Other drugs (e.g., excessive laxatives) Parasites (e.g., Giardia lamblia) Short bowel syndrome Sucrase–isomaltase deficiency Therapeutic diets Toddler syndrome Ulcerative colitis Viruses Zinc deficiency | |
| Laboratory findings | |
| Symptoms | diarrhea onset, childhood onset, infancy |