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Herpes Simplex Virus (HSV) Vaginal Culture

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

This test checks for the presence of the herpes simplex virus (HSV) in vaginal secretions to determine if you have an active infection.

Quick summary

["A vaginal culture helps diagnose genital herpes caused by HSV."]

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

Key facts at a glance

LOINC
35423-3
Short code
HSV Vag Cult
Synonyms
HSV Vag 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, itching, or unusual discharge in the genital area, or if you have a history of genital herpes. It can also be used to confirm a suspected infection during pregnancy or before certain medical procedures.

What Does the Test Involve?

A swab is gently collected from the vaginal area. The swab is then sent to a lab where it is cultured to identify HSV if present. The results help determine if you have an active infection and guide treatment decisions.

What Are Common Symptoms?

Genital herpes caused by HSV often presents with blisters or sores around the genital region, pelvic area, or anus. Some people may also experience pain, itching, or unusual discharge. Symptoms can vary widely, and some individuals may not have noticeable signs.

How Is the Test Performed?

The test is a simple procedure where a sterile swab is used to collect a sample from the vaginal area. This sample is then analyzed in a lab to detect the presence of HSV. No special preparation is needed, but it’s important to avoid using vaginal products (like creams or douches) before the test.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

◆Associated findings1

Short name

HSV Vaginal Culture

Frequently asked questions

What does a positive result mean?
A positive result indicates that HSV is present in your vaginal sample, confirming an active infection. This means you may have genital herpes, and your healthcare provider will work with you to develop a treatment plan to manage symptoms and reduce transmission.
What does a negative result mean?
A negative result means that HSV was not detected in the sample at the time of testing. However, HSV can sometimes be difficult to detect, especially if symptoms are mild or absent. If you suspect you have herpes, your provider may recommend retesting or other diagnostic methods.
Can HSV be spread without symptoms?
Yes, HSV can be spread even when symptoms are not visible. Some people with herpes have no signs or symptoms but can still transmit the virus to others. This is why testing and proper hygiene practices are important, especially during sexual activity.
  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