PreTest Medicine: Gastroenterology

Question 1

Furosemide often does not work at treating edema in those with cirrhosis because _____________.

Answer 1

they have high levels of circulating aldosterone and the high aldosterone is able to overcome the ascending loop load

Question 2

Even with rebound tenderness, the proper initial diagnostic for suspected diverticulitis is ______________.

Answer 2

CT abdomen

Question 3

True or false: a repeat paracentesis is needed to assess for effective treatment of SBP.

Answer 3

False

Treatment success is judged clinically. (The patient we had at the VA needed a repeat paracentesis only because he had failed the first round of treatment and we needed to assess the effectiveness of the second treatment.)

Question 4

The addition of ______________ to antibiotics in the treatment of SBP has been shown to improve survival.

Answer 4

albumin

Question 5

How can you use physical exam to distinguish between small bowel ileus and small bowel obstruction?

Answer 5

High-pitched bowel sounds are heard in obstruction, while hypoactive bowel sounds are heard in ileus.

Question 6

Diabetes, hyperpigmentation, liver failure, and ____________ are all features of hemochromatosis.

Answer 6

polyarthropathy

Question 7

True or false: the pancreas is not needed to break down fats.

Answer 7

False

Lipase!

Question 8

Repair of an AAA increases the risk of what catastrophic complication?

Answer 8

Aortoenteric fistula

Question 9

Which IBD has a second peak in incidence in the elderly?

Answer 9

UC

Question 10

Per PreTest, the most common bacteria implicated in HUS is ____________.

Answer 10

E. coli O157H7