III - A. Virology | 22. Hepatitiviruses (A, E)

Question 1

I. Hepatitis viruses in general
1. What are the features of Hepatitis viruses?

Answer 1

• Taxonomically unrelated viruses that mainly TARGET THE LIVER
• Systemic infections

Question 2

I. Hepatitis viruses in general
2. What are the common symptoms of hepatitis?

Answer 2

Question 3

I. Hepatitis viruses in general
3. Make a summary of hepatitis viruses

Answer 3

Question 4

II. Hepatitis A virus
1. How does hepatitis A virus spread?

Answer 4

Question 5

II. Hepatitis A virus
2. What is the clinical presentation of hepatitis A virus?

Answer 5

Question 6

II. Hepatitis A virus
3. What is the diagnosis for Hepatitis A virus?

Answer 6

• From blood
• Serology (detection of antigens or antibodies), PCR

Question 7

II. Hepatitis A virus
4. What is the treatment for Hepatitis A virus?

Answer 7

• Not available
• Self-limiting – avoid alcohol consumption

Question 8

II. Hepatitis A virus
5. What is the prevention for Hepatitis A virus?

Answer 8

Question 9

III. Hepatitis E virus
1. How does Hepatitis E virus spread?

Answer 9

Spread: feco-oral route
- Genotypes 1-2: from human feces contamination
- Genotypes 3-4: pigs, wild boars, other animals – zoonotic, with meat

Question 10

III. Hepatitis E virus
2. What is the clinical presentation of Hepatitis E virus?

Answer 10

Question 11

III. Hepatitis E virus
3. What is the diagnosis for Hepatitis E virus?

Answer 11

• From blood
• Serology (detection of antigens or antibodies), PCR

Question 12

III. Hepatitis E virus
4. What is the Treatment for Hepatitis E virus?

Answer 12

Self-limiting

Question 13

III. Hepatitis E virus
5. What is the Prevention for Hepatitis E virus?

Answer 13

Hygiene