Question

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Q1: . Describe the similarities and differences between hepatitis B and hepatitis C.

Q2: What are the most common blood-borne infections that concern occupational health specialists?

Answer 1

​​​​Similarities of hepatitis A and B

1) hepatitis A virus and hepatitis B virus are to be listed in the etiology of HCC

2)both of these viruses cause a wide spectrum of clinical manifestation

3)both hepatitis B and hepatitis C infection can cause short and long term effect

4) hepatitis B and c can progress to a chronic disease which can cause serious health problem including liver damage ,liver cancer and may leads to death

Difference between hepatitis B and hepatitis C

HEPATITIS B.   HEPATITIS C

1). Causitative agent is DNA virus. * Causitative agent RNA virus

2). classification is orthohepadnavirus. * Hepacivirus

(Hepadnaviridae). (Flaviviraidae)

3) incubation time is 90 days. * Incubation time

Is 45 days

4) sexually transmitted is * sexually transmitted

Common. Is rare

5) hepatitis D does co occur. * Hepatitis D does

Not co occur

6)vaccine are available. * No vaccine available

7) a person can transmit hepatitis B * transmission of

through bodily fluid. hepatitis c usually

occur through

Blood to blood contact

2nd) answer

The most common blood borne infection that concern occupational health specialist are as follow.

1) human immunodeficiency virus(HIV)

2) hepatitis B virus (HBV)

3) hepatitis C virus (HCV)