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AHN 554 MOD 2-GI QUESTIONS AND
CORRECT DETAILED ANSWERS
|ALREADY GRADED A+ LATEST
UPDATE | 2024-2025
Causes of severe aminotransferase elevations > 15xnormal
Ans
✓ Acute viral hepatits (A-E, herpes)
✓ Meds/toxins
✓ Ischemic or Autoimmune hepatitis
✓ Wilson disease
✓ Acute bile duct obstruction
✓ Acute Budd Chiari syndrome
✓ Hepatic a. ligation
EUS - endoscopic ultrasonography
Ans
✓ most sensitive test for detecting small lesions of the ampulla or pancreatic head and for
detecting portal vein invasion by pancreatic cancer. It is also accurate for detecting or
excluding bile duct stones.
Hep A - essentials of dx
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Ans
✓ Prodrome of anorexia, N/V, malaise, aversion to smoking.
✓ Fever, enlarged and tender liver, jaundice
✓ Norm to low WBC, markedly elevated aminotransferases
Hep A virus transmission
Ans
✓ fecal oral route
✓ person to person or contaminated food/water
Acute Hep B essentials of dx
Ans
✓ prodrome of anorexia, N/V malaise, aversion to smoking
✓ Fever, enlarged and tender liver, jaundice
✓ Norm to low WBC, markedly elevated aminotransferases early in the course
✓ Liver bx - hepatocellular necrosis and monomuclear infiltrate, but is rarely indicated.
Hep B transmission
Ans
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✓ blood or blood products
✓ sexual -saliva, semen and vaginal secretions.
✓ HBsAg pos mothers may transmit at delivery - high risk of chronic infection in infant.
HBsAg
Ans
✓ first evidence of infection, appears before biochemical evidence of liver dx, persists through
clinical illness.
✓ Persistence for more than 6 months after acute illness signifies Chronic hep B
Anti-HBc
Ans
✓ IgM anti-HBc appears shortly after HBsAg is detected.
✓ Indicates acute Hepatitis B
✓ Can persists for 3-6 mo or longer
HAV IgM
Ans
✓ acute infection - peak at 1st week of clinical dx and disappear w/in 3-6 mo.
HAV IgG
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Customer Support: [+254707240657]
AHN 554 MOD 2-GI QUESTIONS AND
CORRECT DETAILED ANSWERS
|ALREADY GRADED A+ LATEST
UPDATE | 2024-2025
Causes of severe aminotransferase elevations > 15xnormal
Ans
✓ Acute viral hepatits (A-E, herpes)
✓ Meds/toxins
✓ Ischemic or Autoimmune hepatitis
✓ Wilson disease
✓ Acute bile duct obstruction
✓ Acute Budd Chiari syndrome
✓ Hepatic a. ligation
EUS - endoscopic ultrasonography
Ans
✓ most sensitive test for detecting small lesions of the ampulla or pancreatic head and for
detecting portal vein invasion by pancreatic cancer. It is also accurate for detecting or
excluding bile duct stones.
Hep A - essentials of dx
TestTrackers: Unlock Your Exam Potential! | Quality Practice Materials | Boost Your Confidence
Today!
,Thank You for Choosing Us! Resources & Updates: [Testtrackers - Stuvia US]
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Customer Support: [+254707240657]
Ans
✓ Prodrome of anorexia, N/V, malaise, aversion to smoking.
✓ Fever, enlarged and tender liver, jaundice
✓ Norm to low WBC, markedly elevated aminotransferases
Hep A virus transmission
Ans
✓ fecal oral route
✓ person to person or contaminated food/water
Acute Hep B essentials of dx
Ans
✓ prodrome of anorexia, N/V malaise, aversion to smoking
✓ Fever, enlarged and tender liver, jaundice
✓ Norm to low WBC, markedly elevated aminotransferases early in the course
✓ Liver bx - hepatocellular necrosis and monomuclear infiltrate, but is rarely indicated.
Hep B transmission
Ans
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, Thank You for Choosing Us! Resources & Updates: [Testtrackers - Stuvia US]
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Customer Support: [+254707240657]
✓ blood or blood products
✓ sexual -saliva, semen and vaginal secretions.
✓ HBsAg pos mothers may transmit at delivery - high risk of chronic infection in infant.
HBsAg
Ans
✓ first evidence of infection, appears before biochemical evidence of liver dx, persists through
clinical illness.
✓ Persistence for more than 6 months after acute illness signifies Chronic hep B
Anti-HBc
Ans
✓ IgM anti-HBc appears shortly after HBsAg is detected.
✓ Indicates acute Hepatitis B
✓ Can persists for 3-6 mo or longer
HAV IgM
Ans
✓ acute infection - peak at 1st week of clinical dx and disappear w/in 3-6 mo.
HAV IgG
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