Hepatitis B Surface Antibody Blood Test, Quantitative

What is the purpose of this test?

TheHepatitis B Surface Antibody Blood Test, Quantitative measures the level of Hepatitis B surface antibodies (anti-HBs) in the blood to determine if a person has developed immunity to the Hepatitis B virus (HBV). This test is often used to assess immunity after receiving the Hepatitis B vaccine or to check for natural immunity in individuals who have recovered from a past infection. A positive result typically indicates protective immunity, while a negative result may suggest susceptibility to infection.

This test is essential for individuals in healthcare, those traveling to high-risk areas, and anyone unsure of their Hepatitis B immunity status. Knowing your immunity level can help determine whether a booster vaccine is needed or if additional precautions should be taken to prevent infection. Since Hepatitis B is a serious liver infection that can lead to chronic disease, identifying immune protection is a key step in maintaining overall health.

Who should get this test?

• Individuals who have completed the Hepatitis B vaccine seriesand want to confirm immunity.
• Healthcare workers and first responders at risk of HBV exposure.
• People with a history of Hepatitis B infection who want to check for natural immunity.
• Individuals with weakened immune systems, such as those undergoing chemotherapy or organ transplants.
• People who are planning to travel to high-risk regions where Hepatitis B is common.
• Pregnant women, to assess immunity before childbirth.
• Individuals with chronic liver disease or other conditions that increase the risk of complications from Hepatitis B.

When should I order the Hepatitis B Surface Antibody Blood Test, Quantitative?

Individuals may consider ordering this test if they have symptoms or exposure concerns related to Hepatitis B immunity.

Symptoms to consider:

• You recently received the Hepatitis B vaccine and want to confirm immunity.
• You were exposed to someone with Hepatitis B and need to check protection levels.
• You are planning to work or travel in an area where Hepatitis B is common.
• You are at higher risk due to health conditions or occupation.
• You are pregnant and need to verify your immunity status before delivery.

If you have these concerns, the Hepatitis B Surface Antibody Blood Test, Quantitative can provide valuable information to help you and your doctor make informed health decisions.