OVERVIEW:
What is the HBsAg lab test?
HBsAg lab test is a blood test that looks for hepatitis B surface antigen (viral protein) in the blood.
Why is the HBsAg lab test done?
HBsAg lab test is done in order to:
- Screen for hepatitis B,
- Diagnose acute and chronic hepatitis B virus infection,
- Plan treatment for hepatitis B infection,
- Detect a previously resolved hepatitis B virus infection.
What does the HBsAg lab test measure?
HBsAg lab test detects the presence of hepatitis B virus surface antigen (viral protein) in the blood. Hepatitis B is an infection of the liver. Hepatitis B causes inflammation and sometimes enlargement of the liver.
Are there any risks associated with this test?
There are no known risks associated with this test.
How should I prepare for this test?
There is no special preparation needed for this test.
What are the contraindications of this test?
People suffering from blood disorders or cellulitis (bacterial skin disease) should stay cautious and consult their doctor before getting this test done.
Do I need to fast before getting this test done?
There is no need to fast before getting this test done.
Is HBsAg positive curable?
A vaccine can prevent hepatitis B, but there is no cure if you have the condition.
A positive or reactive test result means that the person is currently infected with hepatitis B virus and can spread it to others through their blood.
HBsAg lab test is done in order to:
- Screen for hepatitis B,
- Diagnose acute and chronic hepatitis B virus infection,
- Plan treatment for hepatitis B infection,
- Detect a previously resolved hepatitis B virus infection.
