Come si contrae l'epatite B?

Come si contrae l'epatite B?

Descrizione. L'epatite virale B è un'infezione del fegato causata da un virus a DNA appartenente al genere degli Orthohepadnavirus della famiglia degli Hepadnavirused. E' uno dei virus più infettivi al mondo. Si trasmette attraverso l'esposizione a sangue infetto o a fluidi corporei come sperma e liquidi vaginali.

What is hepatitis B?

• Related Pages. Hepatitis B is a liver infection caused by the Hepatitis B virus (HBV). Hepatitis B is transmitted when blood, semen, or another body fluid from a person infected with the Hepatitis B virus enters the body of someone who is not infected.

What increases my risk of hepatitis B infection?

• Your risk of hepatitis B infection increases if you: 1 Have unprotected sex with multiple sex partners or with someone who's infected with HBV. 2 Share needles during IV drug use. 3 Are a man who has sex with other men. 4 Live with someone who has a chronic HBV infection. 5 Are an infant born to an infected mother. 6 ... (more items)

What is the incubation period of the hepatitis B virus?

• During this time, the virus can still cause infection if it enters the body of a person who is not protected by the vaccine. The incubation period of the hepatitis B virus is 75 days on average, but can vary from days. The virus may be detected within 30 to 60 days after infection and can persist and develop into chronic hepatitis B.

How is hepatitis B spread from person to person?

• Hepatitis B is spread when blood, semen, or other body fluid infected with the hepatitis B virus enters the body of someone who is not infected. People can become infected with the virus from: Birth (spread from an infected mother to her baby during birth) Sex with an infected partner