posing factor?Pathogenesis ?Clinical manifestation ?Diagnosis?Management & prevention?Fluid therapyРDiarrheaРDiarrhea-definitionРDiarrhea is defined as an increase in the Fluidity, Volume, and Frequency of stools. ?Volume?> 10 ml/kg/d in children or> 200g/day in adolescents ?Fluidity?Decrease in consistency (loose or liquid)?Frequency ?Bowel movements≥3 per 24 hoursРConstipationРDiarrheaРDiarrhea-definitionРDiarrhea is defined as an increase in the Fluidity, Volume, and Frequency of stools. ?Volume?> 10 ml/kg/d in children or> 200g/day in adolescents ?Fluidity?Decrease in consistency (loose or liquid)?Frequency ?Bowel movements≥3 per 24 hoursРThe sudden change of stool characteristics is more important!РEpidemiologyРHigh incidence and mortalityРEuropean 0.5-1.9 episodes per person per year