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HelpTest Code MRSAS Methicillin-resistant Staphylococcus aureus (MRSA) Screen
Additional Codes
| Epic Ordering Code | LAB234 |
|---|---|
| NBS code | LBC00662 |
| Service code | 23056 |
Specimen Requirements
Submit only one of the following
| Preferred: |
| Eswab |
Specimen Type: Nasal, axilla, groin swabs
Container/Tube: MRSA eSwab, M40 transystem Amies agar transport media (for non-NUH patients)
Volume: 2 swabs
Collection Instructions: Collect specimen with a sterile swab. Place swab in transport medium.
- One swab (Pink swab) should be used for axilla and groin areas.
- One swab (White swab) should be used for both sides of nose.
- The swabs should be pooled and sent as one request.
Please refer to eSwab Training Slides.
Specimen Stability and Condition
| Specimen Type | Rectal swab, Stool |
|---|---|
| Ambient | Submit sample to lab immediately |
| Refrigerate | Acceptable up to 1 day |
| Unacceptable Condition |
Frozen sample
Dry Swab |
| Special Instructions | Do not share sample with other requests. |
Methodology
Conventional Culture
Days and Times Performed
Monday through Sunday, TAT 1 - 2 days
Reference Interval
MRSA not isolated.
Testing Laboratory
National University Hospital
Clinical Microbiology, 67724343
Useful For
Screening for methicillin-resistant Staphylococcus aureus (MRSA) colonization.
Update
Last updated 24/08/2026
LOINC Code Information
13317-3