All patients admitted with inflammatory bowel disease will be subjected to:

1. History: including name, age ,sex ,family history, consanguinity, history of rectal bleeding, mucus or blood in the stool, diarrhea, abdominal pain ,vomiting ,nausea and loss of appetite.
2. Examination: including general examination, chest, cardiac, abdominal and neurological examination
3. Investigation:including labortatory such as fecal calprotectin ,CRP,CBC,ESR. Endoscopic examination of the gastrointestinal tract Histological examination of the biopsies retrieved during gastrointestinal endoscope.

labortatory such as fecal calprotectin ,CRP,CBC,ESR. Endoscopic examination of the gastrointestinal tract Histological examination of the biopsies retrieved during gastrointestinal endoscope.

To study the natural history, patterns, and clinical characteristics (as history of real bleeding, mucus or blood in the stool, diarrhea, abdominal pain ,vomiting)and risk factors of inflammatory bowel diseases (IBD) at Assiut University Children Hospital