PARVOVIRUS B19 ANTIBODY – IgM – ES123
🦠 Active Infection Marker
₹2599
MRP ₹2800
Sample Time: 4:30 PM
Report: 3rd Working Day
Sample Type: Blood (Serum)
Test Code: ES123
Report: 3rd Working Day
Sample Type: Blood (Serum)
Test Code: ES123
About this Test:
The Parvovirus B19 IgM test detects the presence of IgM class antibodies. These are the first responder antibodies produced by your immune system during an active or very recent infection with Parvovirus B19 (Fifth Disease).
✔ IgM = Active Infection: A positive result means you are likely currently infected or were infected very recently.
✔ Pregnancy Risk: Critical for pregnant women exposed to the virus to determine if the fetus is at immediate risk.
✔ Diagnostic Tool: Used to investigate sudden severe anemia (Aplastic Crisis) or unexplained joint pain in adults.
✔ Differentiates between a current illness and past immunity (IgG).
The Parvovirus B19 IgM test detects the presence of IgM class antibodies. These are the first responder antibodies produced by your immune system during an active or very recent infection with Parvovirus B19 (Fifth Disease).
✔ IgM = Active Infection: A positive result means you are likely currently infected or were infected very recently.
✔ Pregnancy Risk: Critical for pregnant women exposed to the virus to determine if the fetus is at immediate risk.
✔ Diagnostic Tool: Used to investigate sudden severe anemia (Aplastic Crisis) or unexplained joint pain in adults.
✔ Differentiates between a current illness and past immunity (IgG).
When is this Test Critical?
While Parvovirus B19 is often mild in children (causing the slapped cheek rash), it can be dangerous for specific groups. The IgM test is the primary tool to confirm if the virus is currently in your system.
Why Your Doctor Ordered It:
- Pregnant Women: If you are pregnant and have been exposed to someone with Fifth Disease, or have a rash/joint pain yourself. An active infection (Positive IgM) requires close ultrasound monitoring to prevent fetal anemia (Hydrops Fetalis).
- Sudden Anemia: In patients with existing blood disorders (like Sickle Cell or Thalassemia), Parvovirus can stop red blood cell production, leading to a life-threatening Transient Aplastic Crisis.
- Joint Pain (Arthropathy): In adults, especially women, this virus can cause sudden, severe joint pain and swelling that mimics Rheumatoid Arthritis.
Frequently Asked Questions (FAQ)
Q1: What does a positive IgM result mean?
A positive Parvovirus B19 IgM result means you have an active or recent infection. Your body is currently fighting the virus.
A positive Parvovirus B19 IgM result means you have an active or recent infection. Your body is currently fighting the virus.
Q2: If my IgM is positive, am I contagious?
Usually, yes. However, by the time the characteristic rash or joint pain appears, you are often no longer contagious. The contagious period is usually the week before symptoms start.
Usually, yes. However, by the time the characteristic rash or joint pain appears, you are often no longer contagious. The contagious period is usually the week before symptoms start.
Q3: How long does IgM stay positive?
IgM antibodies typically appear 10-12 days after exposure and can remain detectable for 2 to 3 months before disappearing. After that, IgG antibodies take over to provide long-term immunity.
IgM antibodies typically appear 10-12 days after exposure and can remain detectable for 2 to 3 months before disappearing. After that, IgG antibodies take over to provide long-term immunity.
Q4: Do I need to fast for this test?
No, fasting is not required for the Parvovirus B19 IgM test.
No, fasting is not required for the Parvovirus B19 IgM test.
Q5: Can this virus harm my baby?
If you have an active infection (Positive IgM) during pregnancy, there is a risk the virus can cross the placenta. In a small percentage of cases, this can cause severe anemia in the baby. Regular monitoring by your obstetrician is essential if you test positive.
If you have an active infection (Positive IgM) during pregnancy, there is a risk the virus can cross the placenta. In a small percentage of cases, this can cause severe anemia in the baby. Regular monitoring by your obstetrician is essential if you test positive.