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Hepatitis A, B, C
Comparison of Hepatitis A, B, C
Question | Answer |
---|---|
Cause of Hep A | Virus transmitted by fecal-oral contact; often seen contaminated water or shellfish |
Cause of Hep B | Virus transmitted through infected blood or unprotected sex with infected persons; infants born to infected mother; responsible for 80% of primary hepatocellular cancer cases |
Cause of Hep C | Transmitted via blood transfusions (5-10%), IV drug abuse (40%), health care worker exposure (5%), promiscuous homozexual activity (10%), other sources not available |
Manifestations of Hep A | Fever, fatigue, malaise, nausea, vomiting, anorexia, right upper quadrant pain, dark urine, acholic stools, jaundice, pruritus, hepatomegaly |
Manifestations of Hep B | Some will develop manifestations similar to type A; chronic carrier state 5-10% may result in cirrhosis |
Manifestations of Hep C | Same as Type B, but 80% develop chronic infection; higher cirrhosis and cancer rate |