Hepatitis

Question 1

What are the causative organisms for Hepatitis?

Answer 1

Hepatitis A or E virus, Hepatitis B virus, Hepatitis C virus

Question 2

What form of Hepatitis is Hepatitis A or E virus?

Answer 2

Virus

Question 3

What are the most common modes of transmission for Hepatitis (Hepatitis A or E virus)?

Answer 3

Fecal-oral, vehicle

Question 4

What are the virulence factors for Hepatitis (Hepatitis A or E virus)?

Answer 4

–

Question 5

How do you culture/diagnose Hepatitis (Hepatitis A or E virus)?

Answer 5

IgM serology

Question 6

How do you prevent Hepatitis (Hepatitis A or E virus)?

Answer 6

Hepatitis A vaccine or combined HAV/HBV vaccine

Question 7

How do you treat Hepatitis (Hepatitis A or E virus)?

Answer 7

HAV: hepatitis A vaccine or immune globulin
HEV: immune globulin

Question 8

What is the incubation period for Hepatitis (Hepatitis A or E virus)?

Answer 8

2 to 4 weeks

Question 9

What are the epidemiological features of Hepatitis (Hepatitis A or E virus)?

Answer 9

Hepatitis A, United States: 20,000 cases annually and 40% of adults show evidence of prior infection:; internationally: 1.4 million cases per year; hepatitis E, internationally: 20 million infections per year; 60% in East and South East Asia

Question 10

What form of Hepatitis is the Hepatitis B virus?

Answer 10

Virus

Question 11

What are the most common modes of transmission for Hepatitis (Hepatitis B virus)?

Answer 11

Parenteral (blood contact), direct contact (especially sexual), vertical

Question 12

What are the virulence factors for Hepatitis (Hepatitis B virus)?

Answer 12

Latency

Question 13

How do you culture/diagnose Hepatitis (Hepatitis B virus)?

Answer 13

ELISA

Question 14

How do you prevent Hepatitis (Hepatitis B virus)?

Answer 14

HBV recombinant vaccine

Question 15

How do you treat Hepatitis (Hepatitis B virus)?

Answer 15

Interferon, tenofovir, or entecavir

Question 16

What is the incubation period for Hepatitis (Hepatitis B virus)?

Answer 16

1 to 6 months

Question 17

What are the epidemiological features of Hepatitis (Hepatitis B virus)?

Answer 17

Unites States: 19,000 new cases per year; 800,000 to 2.2 million have chronic infection; internationally: 240 million

Question 18

What form of Hepatitis is the Hepatitis C virus?

Answer 18

Virus

Question 19

What are the most common modes of transmission for Hepatitis (Hepatitis C virus)?

Answer 19

Parenteral (blood contact), vertical

Question 20

What are the virulence factors for Hepatitis (Hepatitis C virus)?

Answer 20

Core proteins suppresses immune function?

Question 21

How do you culture/diagnose Hepatitis (Hepatitis C virus)?

Answer 21

Serology, also PCR

Question 22

How do you prevent Hepatitis (Hepatitis C virus)?

Question 23

How do you treat Hepatitis (Hepatitis C virus)?

Answer 23

Sofosbuvir + simperevir

Question 24

What is the incubation period for Hepatitis (Hepatitis C virus)?

Answer 24

2 to 8 weeks

Question 25

What are the epidemiological features of Hepatitis (Hepatitis C virus)?

Answer 25

United States: estimated 30,000 new diagnoses per year; internationally: 150 million chronically infected