Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
23 Cards in this Set
- Front
- Back
|
what are three things that characterized IBS?
|
ab pain/discomfort
normal testing change in bowle habits |
|
|
what are the rome III criteria for IBS:
|
recurrne ab pain or bloating/fullness that happens at least 3 times per month for three months plus two or more of the following:
relief by defecation change in stoll frequency change in stool appearnce |
|
|
ab pain with constipation or diarreha or alternating consistency of stooL
|
;clinical pattern for IBS
|
|
|
Ibs is more common in which sex?
|
women
|
|
|
Is IBS genetic?
|
no but famial clusters
|
|
|
follwoing an acute infection illness fever vom aching go away byt abnormal stools linger and come and go.
|
IBS!
|
|
|
whar is the name from where the ENS and ANS that modulate the gut connect?
|
Brain gut axis
|
|
|
what three things contribut to pathogenesis of IBS?
|
altered perception in brain
altered motility visceral hypersensitivity |
|
|
how is motiility abnormal in ibs?
|
decreased frequency of slow waves and/or
incereased spike potentials in response to meal |
|
|
what is visceral hypersensitivity?
|
it relates ot the post infectious state;
the pain threshold in ENS may be reset post infection, so normal motility can be painful. test with ballon butt hole test intestines are more sensitive to stretch |
|
|
how do you dx IBS?
|
fullf ill rome II crit, exclude other dx
|
|
|
does IBS predispose pt to cancer, serious ds, short lifespan?
|
no bc its a functional disease
|
|
|
in diverticular disease, are all three layers of colon involved?
|
no often they are pseudodiverticula bc muscularis is spared
|
|
|
where do you find diverticular disease?
|
between mesnteric and anti mesenteric tenia in colon, normally where the vasa recta prenetrates the muscel to supply mucosa
|
|
|
how gets diverticular disease in america?
|
old people, in their sigmoid colon (where pressure is greatest)
|
|
|
what factors contribute to DD?
|
less fiber: greater risk
increase intestin pressure elastin deposition (which incre w/age) collagen (less compliant) |
|
|
what is DD asssociated with?
|
NSAid use
smoking constipation decre physical activity |
|
|
what are the symptoms of DD?
|
no symp, but compliations can occure (diverticulitis)
|
|
|
LLQ pain, fever, eleveate WBC, diarrhea or constipation, urinary symptoms
|
Diverticulitis
tx: bowel rest, abx not nsaids, urinary symp bc sigmoid sits on bladder |
|
|
what is the most common complication of diverticulitis?
ab pain spiking fever |
abscess formaoitn
tx iv abx, pecutanesou drainage, |
|
|
what is the most common fistula formation in diverticulitis?
|
colovesical fistula more common in men
|
|
|
what causes obstruction in DD?
|
repeat inflammaiton can cause muscular hypertrophy of intestinal wall
tx: ressection |
|
|
what causes hemorrhage in DD?
|
rupture of vasa recta
due to diverticula stretching out the bv, can also occur in right colon bleeding from arteries: causes bright red stool |
