Hepatitis B is a viral infection that affects the liver. It is caused by the hepatitis B virus (HBV), which is primarily transmitted through direct contact with infected bodily fluids. While some individuals with hepatitis B experience a short illness lasting only a few weeks, others develop a serious, lifelong illness known as chronic hepatitis B.

Who should take this test?

This test is used to diagnose acute or chronic hepatitis B infection. It is appropriate for anyone concerned about exposure to the hepatitis B virus and those exhibiting symptoms of hepatitis B, such as jaundice, fatigue, abdominal pain, and nausea.

What is included in this test?

This blood test screens for:

• Hepatitis B surface antigen

This qualitative test detects the presence or absence of hepatitis B surface antigen (HBsAg), a protein on the surface of the hepatitis B virus, in the bloodstream.

How will taking this test benefit me?

Hepatitis B can cause serious, lifelong illness. Knowing your status is the first step toward appropriate management and preventing transmission to others.