5. Epidemiogy
• Affect between 3-22% of persons wordwide
• Account for up to 50% of gastroenterology
referrals
• $8 billion dollars /yr. spend related to IBS
• 70% are women
• 50% develop symtoms prior to age 35
• 20% between age 35 and 50
• Psychiatric illness frequently accompanies it,
• But no clear causal link has been established
6. etiology
• Remain unlear
• Biopsychosocial model best describes it
Altered GI motility
GI hypersensisvity
Psychosocial factors
7. Signs and symtoms
1. Pain and crumpin
2. Diarrhea
3. Constipation
4. Change in bowel movment
5. Gas and bloating
6. Food intolerance
7. Fatige and diffivalty in sleeping
8. Anxiety and depression
8. diagnosis
• Flexible sigmoidoscopy
• Colonoscopy.
• X-ray or CT scan
• Lactose intolerance tests
• Breath test for bacterial overgrowth
• Upper endoscopy
• Stool tests
9. treatment
• Avoid foods that trigger your symptoms
• Eat high-fiber foods
• Drink plenty of fluids
• Exercise regularly
• Get enough sleep
10. REFERENSE
• Davidson essential book
• Essential of clinical medicine book
• First aid usmle step 2 2019 book
• Mayo Clinic in Rochester, Minn., has been
recognized as the best Gastroenterology & GI
Surgery hospital in the nation for 2018-2019 by U.S.
News & World Report.