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Country of Travel (Immunoassay for Travel-Related Pathogens)

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

This test checks for antibodies in your blood that may indicate exposure to certain infectious diseases you encountered while traveling, helping your healthcare provider assess potential risks or past infections.

Quick summary

["Helps identify possible exposure to travel-related illnesses before or after travel."]

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

Key facts at a glance

LOINC
94651-7
Short code
Country of trav
Synonyms
Country of trav
Category
chemistry
Sample
serum
Container
Red-top tube (SST)
Units
N/A
Fasting
false
Population
adult
Sex
all
Age range
18–65 years
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

What This Test Measures

The test detects antibodies against a range of pathogens commonly acquired in different countries. Antibodies are your body’s immune response to infections, and their presence can suggest past exposure to diseases like hepatitis, malaria, or other travel-related illnesses. This is not a direct test for active infection but rather a marker of immune system activity in response to exposure.

Why It’s Ordered

Your healthcare provider may order this test if you’ve recently traveled to regions with higher risks of certain diseases, or if you’re planning travel and want to understand your exposure history. It can also be used for pre-travel counseling, travel insurance purposes, or research purposes related to global health trends.

Sample Collection and Preparation

A blood sample is taken from a vein in your arm. The blood is processed to separate the serum (liquid part of blood without clots) for testing. This sample is then analyzed using an immunoassay method to detect specific antibodies.

What to Expect Before the Test

No special preparation is needed for this test. You may have a small bruise or slight discomfort at the injection site, but this usually fades quickly. Avoid alcohol before the blood draw if possible, as it may affect test results.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

◆Associated findings1

Short name

Travel History Screening

Frequently asked questions

What does a positive result mean?
A positive result suggests your body has likely encountered the pathogens tested for in the past, meaning your immune system has produced antibodies in response. This does not mean you are currently sick or contagious, but it may indicate a history of exposure that could influence future health decisions.
Does this test diagnose an active infection?
No, this test does not diagnose an active infection. It only measures antibodies, which are part of your immune response to past exposure. If you suspect an active infection, you should consult your healthcare provider for additional testing.
Can I get vaccinated based on this test result?
While this test can inform your healthcare provider about past exposure, it does not replace vaccination recommendations. Vaccinations are still the best way to prevent certain diseases, even if you have antibodies from prior exposure. Always follow your healthcare provider’s advice on vaccinations.
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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