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Flashcards in GI Deck (157)
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What are the classic X-ray findings of acute appendicitis?

Sentinel loop and absence of air in the RLQ

1

A patient with JIA presents with epigastric pain, what is the most likely underlying cause?

Inhibition of prostaglandin synthesis (use of NSAIDs)

2

What is the best treatment in a patient with post op intestinal obstruction?

Decompression of the abdomen

3

What is the definition of functional dyspepsia?

Pain in the upper abdomen or periumbilical region that occurs at least once a week for >2 months

4

What is the treatment of functional dyspepsia?

Elimination of exacerbating factors such as NSAIDs or soda
Can also use h2blockers or PPIs

5

When should you test for h pylori in a patient who presents with symptoms of functional dyspepsia ?

Routine testing for h pylori is NOT indicated for functional dyspepsia

6

What is the treatment of abdominal migraine?

Removal of triggers such as caffeine or nitrate containing foods and reducing psychological stress
Can also use propranolol, ciproheptadine and sumatriptan

7

What should you consider in a patient with abdominal pain who presents with urinary retention, tachycardia and dry mouth?

Inappropriate use of anticholinergic for abdominal pain

8

What might be the diagnosis in a patient with several weeks of watery diarrhea, abdominal distention and no fever in a child who attends daycare?

Giardia

9

What is the best test for diagnosis of giardia?

Antigen stool studies

10

What is the treatment for giardia?

Metronidazole or nitazoxanide or tinidazole

11

What two tests might be indicated when a patient presents with a large amount of watery diarrhea?

Cholera or clostridium difficile

12

What is the optimum mixture of oral rehydration fluid?

2% glucose and 90 mEq NaCl

13

What is the appropriate prophylaxis against travelers diarrhea?

Bismuth subsalicylate or
Bactrim

14

When is the only time antibiotics should be considered for E. coli diarrhea ?

If no improvement after several days and only if shiga toxin negative

15

What are the main signs of HUS?

Renal failure
Thrombocytopenia
Hemolytic anemia

16

What type of bacteria is likely the cause of green foul smelling diarrhea that occurs 2 days after a picnic?

Salmonella

17

What is the appropriate treatment of salmonella / typhoid fever?

Rocephin or cefotaxime

18

What disease has the classic finding of rose spots as well as fever and muscle aches?

Typhoid fever

19

What is the diagnosis in a patient with bloody diarrhea and seizure ?

Shigella

20

What is the treatment of choice for shigella diarrhea?

Bactrim

21

What lab abnormality is common with shigella infection?

High bands

22

What is the appropriate treatment for campylobacter?

Erythromycin or azithromycin

23

What diagnosis should you consider in a patient with fever and crampy periumbilical or RLQ pain that is relieved with defecation?

Campylobacter

24

What do you do to treat an asymptomatic child who is c diff positive but under 6 months old?

No treatment

25

What is the treatment of yersinia colitis?

No treatment

26

What is the treatment for c diff?

Oral flagyl

27

What is the definition of chronic diarrhea ?

Diarrhea >2 weeks that cannot be attributed to acute gastroenteritis

28

What is the mechanism by which neuroblastoma can cause diarrhea ?

Vasoactive intestinal peptides

29

What is proper way to screen for fat malabsorption?

A 3 day fecal fat measurement