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Ebola Virus IgG Antibody Titration (Serum)

Published: August 9, 2026Updated: August 16, 2026

This test measures the level of IgG antibodies in your blood to detect past exposure to the Ebola virus. IgG antibodies are part of your immune system’s response to infections and can indicate whether you’ve been exposed to Ebola.

Quick summary

["This test helps determine if you’ve had prior exposure to Ebola virus, even if you never developed symptoms."]

Medically reviewed by WellAlly Editorial TeamLast reviewed August 16, 2026Editorial policy

Key facts at a glance

LOINC
104390-0
Short code
EBOV IgG sp2 Titr Ser IA
Synonyms
EBOV IgG sp2 Titr Ser IA
Category
chemistry
Sample
serum
Container
Red-top tube (SST)
Units
N/A
Fasting
false
Population
adult
Sex
all
Age range
18–65 years
Method
ia
CPT
82784
Specimen volume
5 mL
Stability
Room temperature: 4h, Refrigerated: 24h, Frozen: 7d
Hemolysis max
500
Lipemia max
1000
Icterus max
500
TAT
4–24 hours
Order
routine

Why This Test Is Done

Healthcare providers may order this test if you’ve had contact with someone who has Ebola or if you’re traveling to or from an area with reported Ebola cases. It can also be used in research or outbreak investigations to track immunity or exposure history.

What to Expect Before the Test

No special preparation is needed. You’ll have a small needle inserted into your arm to draw a blood sample. The process is quick and usually painless. If you’re nervous, let your healthcare provider know so they can help make you more comfortable.

What to Expect During the Test

A healthcare professional will clean the area with an antiseptic, insert a needle into your vein, and collect a small amount of blood. The needle will be removed once the sample is taken. You may feel a brief pinch, but most people describe it as minimal discomfort.

What to Expect After the Test

After the blood is drawn, the needle will be removed, and pressure will be applied to the site to stop any bleeding. You may experience mild bruising or soreness, which usually goes away quickly. Avoid vigorous activity for a few hours if needed.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

◆Associated findings1

Short name

Ebola IgG Antibody Titer

Frequently asked questions

How long does it take to get results from this test?
Results may take several days to a couple of weeks, depending on the lab’s processing schedule and whether additional testing (like confirmatory assays) is needed. Your healthcare provider will contact you once results are ready.
Can I have my blood sample tested for other infections as well?
Sometimes, blood tests are ordered for multiple purposes. If your test is part of a broader evaluation, your provider will explain which tests are included. If not, this test is specific to Ebola IgG antibodies.
What does a positive result mean?
A positive result means your blood contains detectable IgG antibodies against Ebola, indicating past exposure. This does not mean you are currently infected or sick, but it confirms your immune system has recognized the virus. Further evaluation may be needed if you have symptoms or recent exposure concerns.
  1. 1
    MedlinePlus — Laboratory TestsSource
  2. 2
    Lab Tests OnlineSource
  3. 3
    Mayo Clinic — Tests & ProceduresSource

Click any link to access the full source. PubMed Central (PMC) links provide free full-text access.

This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.

Medical Disclaimer

This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.

If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.

Medically reviewed by WellAlly Editorial Team Last reviewed August 16, 2026. · Read our editorial policy