diarrhea a collection of diseases with symptoms of diarrhea, which defecation with liquid or soft stool with / without mucus or blood, with a frequency of 3 times or more a day, lasting not more than 14 days, less than 4 episodes / month.

Factor 1 infection a. Enteral infection ie digestive tract infections are a major cause of diarrhea in children. Enteral infection include: i. Virus infection (70%): rotavirus, enteric adenovirus, enterovirus, Norwalk virus. ii. Bacterial infections (10-20%): Campylobacter jejuni, Shigella spp, enteropathogenic Escherichia coli, Vibrio cholerae, Salmonella spp non typhoid. iii. Protozoal infections (10%): Giardia lamblia, Entamoeba hystolica, cryptosporidium. iv. Helminth infections: Strongyloides stercoralis. b. Parenteral infection is an infection in other parts of the body outside the digestive tract, such as acute otitis media (AOM), tonsilofaringitis, bronchopneumonia, encephalitis etc..

2 Factors malabsorption - Carbohydrate malabsorption: a disaccharide (in infants and children are the most important and most common is lactose intolerance) - Fat malabsorption - Malabsorption of protein 3 Dietary factors: stale food, toxic food, food allergies 4 Psychological factors: fear and anxiety, although rarely can cause diarrhea, especially in older children.

pathogenesis of acute diarrhea 1) The entry of microorganisms surviving the small intestine after successfully passing the gastric acid barrier. 2) The Microorganisms multiply in the small intestine. 3) By microorganisms released toxin (toxin diaregenik). 4) As a result of the toxin occurred hypersecretion which will further lead to diarrhea.

Complications of acute diarrheaAs a result of fluid and electrolyte losses can occur to various complications such as: 1 Dehydration 2. shock (shock) hypovolemic 3 electrolyte disorders (hypokalemia, hyponatremia, hypernatremia) 4. Hypoglycemia 5. secondary lactose intolerance 6. Seizures 7 protein energy malnutrition

CLASSIFICATION OF DEHYDRATION Based on the WHO classification of dehydration, the dehydration is divided into three dehydration mild, moderate, or severe, namely: 1 Dehydration Lightweight No complaints or symptoms are striking. Children seem aware, not sunken eyelids, tears still visible at the time the child was crying, wet lips and tongue, the child drink normally when given water or ORS (although sometimes the child refuses ORS fluids because they dislike the taste), and skin turgor back with fast (