GI Exam Flashcards
(37 cards)
small bowel obstruction on imaging
dilated small bowel (>3 cm), dilated stomach, decompressed large bowel, differential air fluid levels on upright film, gasless abdomen
ileus imaging findings
dilated large and small bowel, colon air, +/- air fluid levels
when to CT small bowel obstruction
- if plain films are suggestive of uncomplicated SBO (must rule out complication that is not seen on x-ray)
- If clinical findings are suggestive of SBO but it is not seen on plain films
when can there be a dilated small bowel with a large bowel obstruction
if there is ileocecal valve incontinence
staph is present in
meat, dairy, bakery products
staph aureus incubation period
1-8 hours
staph aureus presentation
intense N/V followed by diarrhea x 24-48 hours
staph aureus tx
supportive care
campylobacter locations
raw poultry, pasteurized milk, daycare, contaminated water
most common bacterial diarrhea cause
campylobacter
campylobacter location of infection
jejunum/colon
campylobacter presentation
resembles surgical abdomen, shigella, salmonella (But lasts longer)
most common infectious diarrhea in adults cause
norovirus
do you give abx to e coli 0157:87
no - can cause HUS and TTP if abx are given
campylobacter incubation
2-7 days
campylobacter duration
2-10 days
campylobacter treatment
azithromycin
complication of campylobacter
guillain-barre
which bacteria is in rice
bacillus cereus
onset/presentation of b cereus
acute onset severe N/V x 24 1 hour after exposure
b cereus tx
supportive
vibrio sources
shellfish
ricewater stools
vibrio cholera
vibrio cholera diagnosis
stool culture
