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Synonym(s):
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Norwalk-like
virus
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Requisition Form
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G-2B
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Test Description
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PCR
test designed to detect the presence of RNA from human noroviruses and the
Norwalk-like virus genera
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Pre-Approval Needed
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May
require epidemiologist approval
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Supplemental Information Required
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N/A
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Supplemental Form(s)
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N/A
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Performed on Specimens from (sources)
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Human
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Sample/Specimen Type for Testing
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Stool
samples
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Minimum Volume/Size Required
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200µL
to 400µL
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Storage/Preservation Prior to Shipping
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- Specimen
should be maintained between 2-8
°C.
- Do
not freeze.
- No
preservatives or transport media
- Ship
in dry container
- Must be tested within 48 hours of collection
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Transport Medium
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N/A
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Specimen Labeling
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- Two patient-specific identifiers required (e.g., patient full name, date of birth, Medical record number)
- Identifiers on specimen must exactly match submission form.
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Shipping and Specimen Handling Requirements
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- Ship according to
Dangerous Goods Regulations, IATA, and/or CFR 49.
- Ship on cold packs or wet ice
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Method
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Real-time
PCR
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Turn-around Time
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48 business
hours from receipt
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Interferences/Limitations
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Heme
from hemoglobin interferes with PCR in this assay. From hemoglobin interferes with PCR in this assay.
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| Common Causes for Rejection
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-
Insufficient
specimen
- Specimen not kept/received cold
- Bloody stool
- Dried stool
- Stored in transport
media or preservatives
- Improperly stored and/or
- Failure to meet
submission/shipping guidelines
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Additional Information
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PCR
test may be paired with bacteriological culture.
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