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Which microbe causes Hepatitis B?
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This is a liver disease caused by Hepatitis B virus. Remember that at least two other viruses, Hepatitis A and C also cause liver disease and will be addressed elsewhere. These are all contagious diseases.
How is the Hepatitis B virus transmitted?
Hepatitis B can be transmitted through the blood and bodily fluids (e.g., semen, saliva, vaginal fluid). Below are some typical ways to be infected by the virus.
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Being stuck with a contaminated needle in the hospital (less common).
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Sharing needles used to inject drugs
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Having sex with someone who is infected.
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Getting kidney dialysis or organ transplantation from infected blood (less common).
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From an infected pregnant mother to her baby
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Sharing contaminated razor blades, toothbrushes or open wounds from infected people (less common)
What are the symptoms of acute Hepatitis B?
-The symptoms may appear between 1.5 and 6 months after you are infected and include:
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Fever
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Feeling tired
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Stomach pain
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Nausea and vomiting.
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Loss of appetite
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Joint pain
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Dark urine
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Jaundice (Yellowing of the whites of the eyes and the skin,
Note. Jaundice of the skin is difficult to see if you a have a dark skin
What are the symptoms of severe chronic Hepatitis B?
-Chronic Hepatitis B is a long-term infection that lasts for more than 6 months
-Chronic Hepatitis B will occur in:
90% of babies after acute infection at birth
25%-50% of children newly infected at ages of 1–5 years
5% of infected adults
-However, about 15% to 25% of people with chronic Hepatitis B will develop chronic liver disease including:
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Cirrhosis
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Liver failure
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Liver cancer
Are there treatments for Hepatitis B?
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Yes, consult your physician to find out if they are available and appropriate for you.
How do you prevent Hepatitis B?
-There is a vaccine available. In the US, it is recommended for:
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All babies
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Pregnant mothers unless they are already vaccinated
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People who are sexually active
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People living in a house with someone who has tested positive for Hepatitis B
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People working in a clinic or hospital
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Dialysis patients
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Travelers to countries with a high hepatitis B incidence
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People who have Hepatitis C
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People who have HIV
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People in a prison
Some of this information comes from the US CDC: https://www.cdc.gov/hepatitis/resources/professionals/pdfs/abctable.pdf
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