Nelsons HR GI

Hepatitis B virus is described as :

• RNA virus

• Double stranded RNA

• Double stranded DNA

• None of the above

A pregnant patient is about to deliver her first baby. Her Hepatitis B titers are as follows:

(+) HBsAg (-) anti HBs

(+) HBeAG

Which of the ff statements is not true?

• Patient has active HepB infection

• Patient was given Hep B vaccine

• Patient is shedding Hep B virus

• None of the above

Interpret the ff findings:

(-) HBsAg (+) anti HBs (-) HBV DNA

• previous vaccination

• ongoing infection

• past infection

• normal

Interpret the ff findings:

(-) HBsAg +/- anti HBs

(+) anti HBc +/- HBV DNA

(+) IgM anti HBc

• Early infection

• Chronic infection

• Acute Resolving Infection

• Recovered from past infection and immune

Which of the ff is true in the prevention of Hepatitis A:

• Ig is given only prior to exposure

• Ig lasts only for 3 months

• Ig is given only to children less than 12 months

• Ig may not be given to patients with allergies to components of the vaccine

Patients with Hepatitis B will always be (+) for HBsAg.

• True

• False

Which of the ff hepatotropic viruses has the highest risk for chronic hepatitis:

• Hepatitis A

• Hepatitis B

• Hepatitis C

• Hepatitis D

• Hepatitis E

Initial symptoms of pyloric stenosis

• Abdominal distention

• Loss of appetite

• Non bilious vomiting

• Loss of weight

Vomiting is commonly seen in pyloric stenosis. This condition can lead to the ff:

• Metabolic acidosis

• Normal anion gap

• Compensated metabolic alkalosis

• Hypochloremic metabolic alkalosis

Malrotation is the incomplete rotation of the intestine around this vessel

• Abdominal artery

• Superior mesenteric artery

• Inferior mesenteric artery

• Left renal artery