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Test Code MRSA MRSA Screen Culture

Infectious

Specimen and Container/Tube

Specimen Type: Nasal, skin, mouth, axilla, groin

Preferred Specimen: Transport swab

Specimen Stability

Storage Temperature

Stability

Room temperature

(20 - 25°C)

24 hours

Refrigerated

(2 - 10°C)

24 hours

Frozen

(-20°C)

not acceptable

Collection Instructions

Specimen Collection: Moisten swab with saline and insert about 1 inch (2.5 cm) into nose. Gently rotate against nasal mucosa.


Specimen Transport: Immediate

Specimen Handling and Transport Instructions

UCMC Onsite Instructions: Collect specimen per standard collection procedure and send to laboratory immediately. 

 

UCMC Offsite and UC MedLab Outreach Instructions: Collect specimen per standard collection procedure and send to laboratory immediately.

Rejection Criteria

  • Common specimen rejected situations include: incorrect specimen type, insufficient volume, incorrect collection container, missing or incomplete specimen identifiers, incorrect specimen transport, or specimens outside stability limits. 

Reference Values

 

Test

Age

Sex

Reference Range

Methicillin Resistant S. aureus

All

All

No Methicillin Resistant S. aureus isolated

Turnaround Time

Turnaround times are relative to the time the specimen is received in the test laboratory. 

STAT Turnaround Time: not available

Routine Turnaround Time: up to 28  hours

Testing Schedule: Monday - Sunday

Clinical Indications

  • Aid in the detection of Methicillin Resistant Staphylococcus aureus (MRSA) carriage.

Methodology

Selective and differential chromogenic culture media

CPT Codes

87081

LOINC Codes

30087081

Last Review Date

04/13/2026