Trichomonas Test

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Also known as: Trich
Formal name: Trichomonas vaginalis

At a Glance

Why Get Tested?

To diagnose an infection with Trichomonas vaginalis

When to Get Tested?

If you have symptoms of infection, including vaginal discharge or pain during urination

Sample Required?

A swab of secretions taken from the vagina in women or the urethra in men

The Test Sample

What is being tested?

The test is looking for infection by Trichomonas vaginalis, a sexually transmitted, microscopic parasite that causes vaginal infections in women and urethritis in some men.

How is the sample collected for testing?

In women, a swab of secretions is collected from the vagina. In men, a swab is inserted into the urethra of the penis.

NOTE: If undergoing medical tests makes you or someone you care for anxious, embarrassed, or even difficult to manage, you might consider reading one or more of the following articles: Coping with Test Pain, Discomfort, and Anxiety, Tips on Blood Testing, Tips to Help Children through Their Medical Tests, and Tips to Help the Elderly through Their Medical Tests.

Another article, Follow That Sample, provides a glimpse at the collection and processing of a blood sample and throat culture.

The Test

Common Questions

Ask a Laboratory Scientist

Article Sources

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NOTE: This article is based on research that utilizes the sources cited here as well as the collective experience of the Lab Tests Online Editorial Review Board. This article is periodically reviewed by the Editorial Board and may be updated as a result of the review. Any new sources cited will be added to the list and distinguished from the original sources used.