2023年6月30日 · What Is the HBsAg Test? HBsAg test is a blood test that detects hepatitis B surface antigen (HBsAg). HBsAb is a protein on the surface of the hepatitis B virus. High levels of HBsAg typically indicate an active hepatitis B virus infection.

HBsAg (Hepatitis B surface antigen) - A "positive" or "reactive" HBsAg test result indicates that a person is infected with hepatitis B. This test can detect the presence of the hepatitis B virus (called the “surface antigen”) in the blood.

What Is an HBsAg test? Hepatitis B surface Antigen, a protein on the surface of the Hepatitis B virus, is found via a blood test known as an HBsAg test. An HBsAg positive means that the patients are contagious and have a current or chronic Hepatitis B infection.

HBsAg (hepatitis B surface antigen) is the first serologic marker to appear in a new acute infection, which can be detected as early as 1 week and as late as 9 weeks (range: 6-60 days), with an average of one month after exposure to the hepatitis B virus (HBV).

The HBsAg test, also known as the Hepatitis B Surface Antigen Test, is a blood test used to detect the Hepatitis B virus (HBV). The test specifically identifies the surface antigen of the virus, which is a protein found on the surface of the virus.

2024年3月6日 · HBsAg: HBsAg is a protein on the surface of HBV that can be detected in high levels in serum during acute or chronic HBV infection. The presence of HBsAg indicates that the person is infectious, except when it might be transiently positive within …

Hepatitis B Surface Antigen (HBsAg) – The "surface antigen" is a protein found on the surface of the hepatitis B virus that is present in the blood of someone who is infected. If this test is positive or "reactive," then the hepatitis B virus is present.

The Hepatitis B Surface Antigen (HBsAg) Test is a blood test used to detect the presence of a protein on the surface of the Hepatitis B virus. It's the primary screening test to diagnose Hepatitis B infection and assess whether someone is currently infected with the virus.

What is this test? This test looks for hepatitis B surface antigens in your blood. The test is used to find out whether you have a recent or long-standing infection from the hepatitis B virus (HBV). HBV has proteins called antigens on its surface that …

The HBsAg test is used to check for acute or chronic hepatitis B virus (HBV) infection. It helps in determining the need for post-test counseling and linkage to care, as well as guiding further treatment planning for the disease.