HBV Infection Analysis

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The major risk factors for HAV infections are contaminated food and water, poor hygiene and sanitation, person-to-person contact (house-hold and sexual contact), and travelling to endemic countries. Blood exposure in HAV infections are rare. Persons at increased risk of infection are susceptible peopling living in and travelling to endemic areas, injection drug users, and people with chronic liver disease (Heymann,2015).

Risk factors for HBV infections are sexual contact, injection drug use, transfusion of blood and blood products, perinatal exposure, contaminated syringes and needles. The major risk factor in endemic areas is perinatal exposure. At risk groups include injection drug users, travelers, people from endemic areas, individuals
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