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Genital and Vaginal Culture for Microbial Identification (Qualitative)

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

This test helps identify bacteria, fungi, or other microbes present in your genital or vaginal area. It’s used to diagnose infections or guide treatment.

Quick summary

["A culture test checks for infections that may require antibiotics or antifungal treatment."]

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

Key facts at a glance

LOINC
91790-6
Short code
T vaginalis Genital Ql Cult
Synonyms
T vaginalis 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 order this test if you have symptoms like unusual discharge, itching, pain, or redness in the genital/vaginal area. It can also be done as a routine check for certain conditions or before procedures like surgery.

What to Expect Before the Test

You may need to clean the area gently with mild soap and water before the test. Avoid using douches, vaginal creams, or sexual activity 24 hours before collection. Follow your provider’s instructions precisely.

How the Test Is Performed

A healthcare provider will collect a sample using a sterile swab from your genital or vaginal area. The swab is then placed in a special container and sent to the lab for culture and identification of microbes.

What Happens After the Test?

Results typically take 3–5 days. You’ll receive them from your provider, who will explain what microbes were found and any recommended next steps, such as treatment options.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

This test is critical for diagnosing infections like bacterial vaginosis, yeast infections, sexually transmitted infections (STIs), or other genital infections. Accurate identification ensures appropriate treatment to prevent complications, such as pelvic inflammatory disease or recurrent infections.

Short name

Genital/Vaginal Culture

Frequently asked questions

How long does it take to get results?
Results are usually available within 3 to 5 business days after the sample is processed in the lab.
Can I take antibiotics before the test?
No, avoid antibiotics unless prescribed by your provider, as they may affect the accuracy of the culture results. Follow your healthcare provider’s instructions carefully.
Is the test painful?
The test involves a brief swab of the genital/vaginal area, which may cause mild discomfort or slight irritation. Most people describe it as similar to a Pap smear. Local anesthesia may be used if needed.
  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