Compare and contrast Hepatitis A, B, and C viruses in terms of structure, transmission, and infection...

Compare and contrast Hepatitis A, B, and C viruses in terms of structure, transmission, and infection prevention.

Expert Solution

Different types of Viral Hepatitis
	Hepatitis A	Hepatitis B	Hepatitis C	Hepatitis D	Hepatitis E
Aetiology (cause)	Hepatitis A Virus	Hepatitis B Virus	Hepatitis C Virus	Hepatitis D Virus	Hepatitis E Virus
Structure	Single stranded RNA virus	Single Stranded DNA virus	Single Stranded RNA virus	Single Stranded RNA virus	Single Stranded RNA virus
Presence of Envelope	Non-enveloped virus	Enveloped virus	Enveloped virus	Enveloped virus	Non-enveloped virus
Viral Family	Picorna virus	Hepadna virus	Flavi virus	No Viral Family but known as Delta virus	Hepevirus
Incubation Period	2 to 7 weeks	6 weeks to 6 months	2 to 23 weeks	2 to 8 weeks	3 to 9 weeks
Mode of Transmission	Eating contaminated food and drinks (Feco-oral spread)	Mostly by blood and sexual contact	By blood and sexual contact	Coinfection or superinfection with Hepatitis B	Feco-orally spread
Mother to Child	May not be transmitted to baby in pregnancy	Mother can transmit to baby during birth	Mother can transmit to baby during birth	May not be transmitted to baby in pregnancy	May not be transmitted to baby in pregnancy
Treatment and Drugs	No drugs; only treated by supporting the body to fight the infection	Antiretroviral drugs (e.g. Lamivudine)	Harvoni (ledipasvir and Sofosbuvir) and Sovaldi (only sofosbuvir)drugs	Lonafarnib and pegylated interferon	No treatment, only supportive management
Severity and Complications	Does not cause Liver cancer	Can cause Liver cancer	Can cause Liver cancer	Does not cause Liver cancer on its own but worsen it in Hepatitis B infection	Does not cause liver cancer. It has bad outcome in Pregnant women
Vaccines availability	There is a vaccine	There is vaccine available	There is no vaccine	Vaccination against Hepatitis B is protective	There is vaccine

gladiator answered 2 years ago

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