Hepatitis A(similar to Hep E)
Cause-hepatitis A virus
Belongs to the family of Picornaviridae
Humans are the only reservoir for the hepatitis A virus
Route of entry- Faecal-oral
Contaminated water and food (e.g., raw shellfish)
Risk groups
nursing home residents
international travellers
prison inmates
men who have sex with men
IV drug users.
Infectious period: 2 weeks before to 1 week after the on
Clinical features
HAV infection in children is typically asymptomatic. The risk of symptomatic disease
increases with age and co-infection
1–2 weeks
Right upper quadrant pain, tender hepatomegaly
Fever, malaise
Anorexia, nausea, vomiting
After 2 weeks
Jaundice
Dark urine and pale stools
Itchy skin
Cause-hepatitis A virus
Belongs to the family of Picornaviridae
Humans are the only reservoir for the hepatitis A virus
Route of entry- Faecal-oral
Contaminated water and food (e.g., raw shellfish)
Risk groups
nursing home residents
international travellers
prison inmates
men who have sex with men
IV drug users.
Infectious period: 2 weeks before to 1 week after the on
Clinical features
HAV infection in children is typically asymptomatic. The risk of symptomatic disease
increases with age and co-infection
1–2 weeks
Right upper quadrant pain, tender hepatomegaly
Fever, malaise
Anorexia, nausea, vomiting
After 2 weeks
Jaundice
Dark urine and pale stools
Itchy skin