Cause
Infection with a virus. There are currently five known viruses A,B,C,D and E. Only viruses B (HBV) and C HCV cause chronic hepatitis. Hepatitis D and E are rare in developed counties..
Transmission
Hepatitis A: Faecal, oral.
Hepatitis B,C,D,E: Sexual, direct contact (blood) with infected individual.
Markers to diagnose acute infection: HBsAg, Anti-HBc, IgM, Anti-HCV RNA.
Markers to diagnose chronic infection: HBsAg, HBV DNA, HBeAg, Anti-HBe, Anti-HCV, HCV RNA.
Markers to detect previous infection: Anti-HBs, Anti-HBc total, Anti-HCV.
Hepatitis B and Hepatitis C. These are viral infections that can be transmitted through sexual contact. Hepatitis B and C affect the liver and can severely damage it. Treatment with interferon is available, but this drug therapy may have serious side effects.
Cause: Virus.
Symptom: Usually involve the liver. Hepatitis may cause permanent liver damage.
Treatment: Interferon has been used but may have serious side effects.