E4 IBD Flashcards
rectum and colon
UC
any part of Gi tract
CD
mucosal inflammation
UC
transmural inflammation
CD
more common in men
UC
or
CD
UC
more common in women
UC
or
CD
CD
T or F: IBD has both autoimmune and non-autoimmune mechanisms
tru
what happens when the gut wall is infiltrated by WBCs
granuloma formation and cytokine dysregulation
T or F: IBD has genetic etiology
true
diet stuff:
refined sugars, diets low in fruit/vege, high in unsat fats = _______
high protein= ____
CD
UC
smoking:
protective in ___
bad with _____
UC - good
CD - bad
T or F:
NSAIDs are a mainstay therapy in both IBD conditions
no fuck NSAIDs
T or F:
UC affects mucosal and submucosal layers
true
mucosal damage from UC can result in what two things
diarrhea and bleeding
3 local complications of UC
hemorrhoids
anal fissures
perirectal absesses
whats the potentially fatal UC complication we talked about?
toxic megacolon
what is the physiological result of toxic megacolon
segmental or total colonic distension with acute colitis and signs of systemic toxicity
cobblestone appearance
CD pathophys
what is the most common site of inflammation in CD
terminal ileum
UC or CD: ulcers tend to be deeper
CD
UC or CD: small bowel stricture and obstruction possible
CD
T or F: CD pts typically have more bleeding than UC
false
UC or CD: More risk of nutritional deficiencies
CD because whole GI tract = more things absorbed and shit
hepatic manifestations of IBD
fatty liver, pericholangitis, autoimmune hepatitis, cirrhosis
biliary manifestations of IBD
primary sclerosing cholangitis (PSC), cholangiocarcinoma, cholelithiasis
what extraintestinal manifestation of IBD should you immediately refer an evaluation for
anything with eyes
Bone and joint manifestations:
symmetrical or asymmetrical
asymmetrical
super common manifestation of IBD (hematologic)
anemia
when is the risk of VTE highest?
during flares
lab tests for UC:
- (increased/decreased) Hb/HCT
- (increased/decreased) ESR/CRP
- fecal calprotein (FC)
increased
increased
what does fecal calprotein (FC) correlate with?
degree of inflammation
T or F:
fecal calprotein (FC) is less sensitive and specific than serum markers
false, more
what are the main ways to diagnose UC
-oscopies
- negative stool exam for infectious causes
distal to splenic flexure
A. Left-sided
B. Extensive
C. Proctitis
D. Proctosigmoiditis
E. Pancolitis
A
extending proximal to splenic flexure
A. Left-sided
B. Extensive
C. Proctitis
D. Proctosigmoiditis
E. Pancolitis
B
involving the rectal area
A. Left-sided
B. Extensive
C. Proctitis
D. Proctosigmoiditis
E. Pancolitis
C
involving rectum and sigmoid colon
A. Left-sided
B. Extensive
C. Proctitis
D. Proctosigmoiditis
E. Pancolitis
D
involving majority of colon
A. Left-sided
B. Extensive
C. Proctitis
D. Proctosigmoiditis
E. Pancolitis
E
typical presentation of CD includes what 2 things
diarrhea and abdominal pain
what is hematochezia
blood in stool
when running an FC test, what does it help distinguish from?
IBD from IBS
clinical presentation of CD:
- (increased/decreased) Hb/HCT
- (increased/decreased) WBCs, ESR, CRP
decreased
increased
what is the most frequently used thing in research to gauge response to therapy and determine remission
CDAI (Chrons disease activity index)
mild/mod
A. CDAI 150-220
B. CDAI 220-450
C. CDAI>450
A
mod/sev
A. CDAI 150-220
B. CDAI 220-450
C. CDAI>450
B
sev/fulminant
A. CDAI 150-220
B. CDAI 220-450
C. CDAI>450
C
severe-fulminant CD:
- persistent sxs or evidence of systemic _______ despite _______ or biologic treatment
or
- presence of _______, rebound tenderness, intestinal obstruction, or _______
toxicity
corticosteroid
cachexia
abscess
which diet has shown to be beneficial for IBD
none shown