Infectious Diseases

Algoma Public Health

Hepatitis B

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What is hepatitis B?

Hepatitis B is a viral disease that affects the liver.

What are the symptoms?

  • Many have no symptoms
  • Others will have jaundice (yellowing of the skin)
  • Mild Fever
  • Abdominal Discomfort
  • Fatigue
  • Loss of appetite
  • Joint pain

How quickly do symptoms develop?

  • Within 45-180 days, average 60-90 days, after coming in contact with the virus.

 How is it spread?

  • By sexual contact with an infected person.
  • By contact with infected blood (need a route of entry, i.e crack in skin).
  • By sharing needles.
  • By sharing toothbrushes or razor blades.
  • By receiving a bite from an infected person.
  • By receiving a tattoo or piercing with unsterilized needles or contaminated water.
  • Not spread by water, food, casual contact that occurs at most schools or workplaces.

How long is it contagious?

For weeks before the onset of symptoms and for as long as the person is carrying the virus.

How do I know if I have hepatitis B?

A blood test can detect hepatitis B. Testing can be ordered through your health care provider.

Grade 7 hepatitis B vaccination program started in 1994 and the catch up program from Grade 10-OAC started in 1996. Approximately, 85% of all students have been vaccinated against hepatitis B.

How is it treated?

When and how to treat your hepatitis B is a decision between you and your doctor.