Diarrhoea & constipation

Diarrhoea

 Diarrhoea is increase in frequency or decrease in consistency (liquid or semisolid) of stool

Diarrhoea can be acute (less than 28 dasy) or chronic
Acute diarrhea are mostly infectious in origin and are self limiting and are treated by oral and Intravenous fluids, and use of antibiotics and antiparasitic agents in selected cases
Long standing diarrhoea are caused by diseases of small and large intestine and pancreatic insufficiency 

Small intestinal causes of diarrhea 

1.    Celiac disease

2.    Troipcal sprue

3.    Giardiaisis and other parasitic infections

4.    Whipple disease

5.    Small bowel tuberculosis

6.    Small bowe Crohns disease

7.    Chronic variable immunodeficiency and other immune deficiencies

8.    Small intestinal bacterial overgrowth

Large bowel causes of diarrhea

1.    Ulcerative colitis

2.    Crohns disease

3.    Microscopic colitis

4.    Colonic malignancies

5.