Gastrointestinal Flashcards
A patient presents with sudden onset of severe, diffuse abdominal pain. Examination reveals peritoneal signs, and abdominal radiograph reveals free air under the diaphragm. Management?
Emergent laparotomy to repair a perforated viscus
The most likely cause of acute lower GI bleeding in patients >40 years of age
Diverticulosis
Diagnostic modality used when ultrasonography is equivocal for cholecystitis
Hepatobiliary IminoDiacetic Acid (HIDA) scan
Risk factors for cholelithiasis
Fat, female, fertile, forty (or older), fair (white)
*First Aid says flatulent instead of fair, not sure where they got that from or what that is supposed to mean.
Inspiratory arrest during palpation of the RUQ. Likely diagnosis?
Murphy sign, seen in acute cholecystitis
The most common cause of small bowel obstruction (SBO) in patients with no history of abdominal surgery? With a history of abdominal surgery?
Without surgical hx: hernia
With surgical hx: adhesions
Most common bacterial organism causing diarrhea
Campylobacter
Organism causing diarrhea associated with recent antibiotic use
Clostridium difficile
Organism causing diarrhea associated with camping.
Giardia
Organism causing diarrhea associated with traveler’s diarrhea
Enterotoxigenic E. coli (ETEC)
Organism causing diarrhea associated with church picnics / mayonnaise
Staph aureus
Organism causing diarrhea associated with uncooked hamburgers
E coli. O157:HY (EHEC)
Organism causing diarrhea associated with fried rice
Bacillus cereus
Organism causing diarrhea associated with poultry/eggs
Salmonella
Organisms causing diarrhea associated with raw seafood
Vibrio, hepatitis A virus