Parvovirus B19 - IgG antibody

Parvovirus B19 is a common virus that causes fifth disease in children, characterized by fever, rash, and sometimes joint pain. While it usually resolves without complications, infection can be more serious in certain groups. In pregnant women, exposure may increase the risk of miscarriage or hydrops fetalis, a rare but severe condition affecting the fetus. People with weakened immunity or blood disorders may also face complications such as prolonged anemia.

The Parvovirus B19 - IgG antibody test detects immunoglobulin G (IgG) antibodies, which usually appear in 1-2 weeks after infection and remain in the body for life. Their presence indicates past infection or long-term immunity against the virus. This makes the test especially important for assessing whether a person has been previously exposed, particularly in high-risk cases such as pregnancy or immunocompromised states.

This test is often recommended for pregnant women to check immunity levels to parvovirus B19 and identify any past infection. It also helps diagnose a previous parvovirus infection and support assessment of maternal immunity; if recent infection is suspected, doctors may monitor the fetus for anemia. The doctor may also recommend this test if there is an active or previous parvovirus infection, a history of exposure to someone with parvovirus, a history of miscarriage or stillbirth, or a blood disorder such as sickle cell anemia that can increase the risk of fetal anemia.

No special preparation is needed before taking this test. However, it is important to inform the doctor about any medications being taken or any recent viral infections or immune conditions, as these can affect the results. During the test, details such as the specimen type, collection site, clinical history, and the clinician’s contact number are also required for accurate reporting and notification.

Test result ranges are approximate and may differ slightly between labs depending on the methodology and laboratory guidelines. Do not self-medicate and always consult a doctor to understand the test results correctly.

Please note: This is an outsourced test. The sample is collected by TATA 1MG and processed at a NABL accredited partnered lab.