Methicillin-resistant Staphylococcus aureus (MRSA) Colonization Screening Culture

TEST: 183467
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CPT: 87081
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Synonyms

  • MRSA

Special Instructions

This test is intended only for screening for MRSA colonization and is not intended to diagnose MRSA infection or to guide or monitor treatment for infections. For culture and isolation of other potential pathogens and for complete susceptibility testing, an Aerobic Bacterial Culture, General [008649] or other test appropriate for specimen source should be ordered.

Expected Turnaround Time

2 - 3 days

Turnaround time is defined as the usual number of days from the date of pickup of a specimen for testing to when the result is released to the ordering provider. In some cases, additional time should be allowed for additional confirmatory or additional reflex tests. Testing schedules may vary.

Related Documents

Specimen Requirements

Specimen

Swab specimen of anterior nares, axilla, or groin in bacterial swab transport

Volume

One swab

Container

Bacterial swab transport

Collection

Nares: Insert swab into one anterior naris. Apply slight pressure to the nostril and rotate swab to sample the inside surface. Insert the same swab into the other naris and repeat. Place swab into swab transport tube.

Axilla, groin: Swab the surface of the superficial skin area. Place swab into swab transport tube.

Storage Instructions

Maintain specimen at room temperature.

Causes for Rejection

Specimen received without proper identification; inappropriate specimen transport device; unlabeled specimen or name discrepancy between request label; specimen received after prolonged delay (usually more than 72 hours); expired transport device

Test Details

Use

Screen for methicillin-resistant Staphylococcus aureus (MRSA) colonization of patients and staff in health care settings

Limitations

This test is not intended to establish diagnosis of MRSA infection.

Methodology

Culture on chromogenic medium

References

Baron E. The detection, significance, and rationale for control of methicillin-resistant Staphylococcus aureus.Clin Microbiol Newsl. 1992; 14(17).
Murray PR, Baron EJ, Jorgensen JH, et al. Manual of Clinical Microbiology. 9th ed. Washington, DC: ASM Press; 2007.

LOINC® Map

Order Code Order Code Name Order Loinc Result Code Result Code Name UofM Result LOINC
183467 MRSA Screening Culture 13317-3 183468 MRSA Screening Culture 13317-3

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