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Herpes Simplex Virus Type 1 Genital Culture (Qualitative)

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

This test checks for the presence of the herpes simplex virus type 1 (HSV-1) in a genital swab. It helps determine if you have an active genital infection caused by HSV-1.

Quick summary

["This test helps diagnose active genital herpes caused by HSV-1."]

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

Key facts at a glance

LOINC
44465-3
Short code
HSV1 Genital Ql Cult
Synonyms
HSV1 Genital Ql Cult
Category
chemistry
Sample
serum
Container
Red-top tube (SST)
Units
N/A
Fasting
false
Population
adult
Sex
all
Age range
18–65 years
Method
organism-specific-culture
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 Is This Test Done?

Your healthcare provider may recommend this test if you have symptoms like sores, blisters, or pain in the genital area, or if you have recurrent outbreaks. It can also be used to confirm a diagnosis in cases where symptoms are unclear or if you have been exposed to someone with HSV-1.

How Is the Test Performed?

A healthcare provider will collect a sample from a sore or lesion in your genital area using a sterile swab. The swab is then sent to a lab for culture. The lab will grow the virus in a controlled environment to see if HSV-1 is present.

What Does a Positive Result Mean?

A positive result means that HSV-1 was detected in your sample. This indicates an active infection. It does not necessarily mean you have genital herpes, as HSV-1 can also cause cold sores around the mouth.

What Does a Negative Result Mean?

A negative result means that HSV-1 was not detected in the sample during this test. However, it’s possible to have HSV-1 without active symptoms, so further testing or monitoring may be needed.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

A positive HSV-1 culture confirms an active genital infection. This can guide treatment decisions, such as antiviral medications to reduce symptoms and outbreaks. It’s important to discuss your results with your healthcare provider, as they can provide personalized advice based on your health history and symptoms. If you have recurrent outbreaks, ongoing management may include preventive medications to minimize future episodes.

Short name

HSV-1 Genital Culture

Frequently asked questions

Will this test show if I have herpes?
This test specifically checks for an active HSV-1 infection in your genital area. It may not detect latent (inactive) virus or HSV-2 (herpes type 2). A positive result means you have an active infection, but it doesn’t always mean you have genital herpes if you only have mouth sores.
What if I get a positive result?
If you test positive, your healthcare provider will work with you to manage your infection. This may include antiviral medications to reduce symptoms, shorten outbreaks, and lower the risk of spreading the virus. They may also recommend lifestyle changes or precautions to minimize outbreaks and transmission.
Can I still have sex if I have a positive result?
Yes, but it’s important to take precautions. If you have active sores or lesions, avoid sexual contact to prevent spreading HSV-1 to your partner. If you’re unsure about symptoms or results, always consult your healthcare provider for guidance tailored to your situation.
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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