Test guide

MRSA Tests

A MRSA test looks for MRSA bacteria in a sample of fluid or tissue from your body. The sample is often taken from your nose or a wound. MRSA stands for methicillin-resistant Staphylococcus aureus . It is a type of staph bacteria.

For everyone & professionalsReviewed 2026-10-18

What it is for

This test is most often used to find out if you have a MRSA infection. The test may also be used to see if treatment for a MRSA infection is working. Source: MedlinePlus, National Library of Medicine. Medical test information is public domain. Source identity and definition checked automatically on 2026-10-18. No individual clinical interpretation or human reviewer is asserted.

Limitations

Reference intervals and interpretation depend on the laboratory, specimen, method and clinical context. This source definition is educational information; it does not establish a diagnosis, product approval or suitability for an individual.

Also known as

  • MRSA screening, methicillin-resistant Staphylococcus aureus screening, methicillin-resistant Staphylococcus aureus culture

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