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GI - Irritable Bowel Syndrome
PA CLin Med
15
Health Care
Graduate
01/16/2010

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Cards

Term
Rome II criteria:
Definition
IBS dx: 12wks wn 12mo of abd pain w 2/3 of the following:
1. pain relieved w defication
2. change in BM frequency
3. change in BM form
Term
IBS is characterized as some combination of:
Definition
altered bowel habits and lower abdominal sx
Term
describe the hypersensitivity of IBS:
Definition
visceral hypersensitivity: pts have lower abd pain thresholds and rectal urgency with little volume
Term
explain enteric infection assoc w IBS:
Definition
1. some believe bacterial overgrowth leads to abn motility/hypersensitivity & increased postprandial gas/bloating
2. increased incidence of IBS after bacterial gastroenteritis
Term
what is the rate of psychiatric comorbidity of those seeking tx for IBS
Definition
50%
Term
4 CC of IBS:
Definition
1. alternating constipation/diarrhea
2. mucus common
3. abd pain relieved w defication
4. mild TTP of abd
Term
Alarm sx direct the dx away fr IBS. name 10:
Definition
1. abn blood studies
2. anemia/malnutrition
3. blood in stools
4. FHx of CA, IBD, Celiac sprue
5. Fvr
6. Nocturnal diarrhea
7. onset >40yo
8. recent abx use
9. weight loss
10. abd mass
Term
4 changes in diet recommended for IBS:
Definition
1. lactose free trial
2. increase fiber
3. avoid: fatty foods/caffine
4. avoid foods that cause bloating
Term
5 foods that may exacerbate bloating, flatulence or diarrhea:
Definition
1. coffee
2. alcohol
3. carbonated beverages
4. fruits/vegetables
5. artificial sweeteners
Term
pharmacotherapy for IBS:5
Definition
1. reserved for moderate to severe sx
2. ANTI: spasmatics,diarrheals, constipation agents,
3. serotonin psychotropics
4. abx
5. probiotics
Term
pharmacotherapy used for acute pain/bloating of IBS:
Definition
antispasmatics
Term
2 osmotic laxitives:
Definition
1. milk of mag
2. PEG
Term
pharmacotherapy for pts w HPI of bacterial gastroenteritis:
Definition
nonabsorbable abx to suppress overgrowth
Term
best probiotic for IBS:
Definition
Bifidobacterium infantis in capsule form not found in most yogurts.
Term
IBS prognosis:
Definition
chronic dz, not life threatening, sx tx, its about learning to cope w continued intermittent sx
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