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Test ID NBLD0151 Norovirus PCR, Molecular Detection, Feces

Secondary ID


Useful For

Diagnosis of gastrointestinal disease (diarrhea or vomiting) caused by norovirus genogroups 1 and 2


This test should not be used as a test-of-cure.

Method Name

Real-Time Polymerase Chain Reaction (PCR)/RNA Probe Hybridization

Reporting Name

Norovirus PCR, F

Specimen Type


Shipping Instructions

Place vial in a sealed plastic bag and ship ambient. Specimens received at other temperatures will be rejected, and testing will be canceled.

Specimen Required

Supplies: Culture and Sensitivity Stool Transport Vial (T058)

Container/Tube: Commercially available transport system specific for recovery of enteric pathogens from fecal specimens (15 mL of non-nutritive transport medium - either Cary-Blair, Para-Pak Culture and Sensitivity Media)

Specimen Volume: Representative portion of diarrheal fecal sample, 1 gram or 5 mL

Collection Instructions:

1. Collect fresh feces and place in preservative within 1 hour of collection.

2. Visibly formed feces are not consistent with Norovirus gastrointestinal disease and should not be submitted for testing.

Specimen Stability Information

Specimen Type Temperature Time Special Container
Fecal Ambient 7 days

Reject Due To

Nonpreserved feces
Transport media other than Cary-Blair or C and S
Modified Cary-Blair
Fecal swabs
Visibly formed feces


Reference Values


Day(s) Performed

Monday through Friday

Report Available

2 to 5 days

Performing Laboratory

Mayo Clinic Laboratories in Rochester

Test Classification

This test was developed, and its performance characteristics determined by Mayo Clinic in a manner consistent with CLIA requirements. This test has not been cleared or approved by the US Food and Drug Administration.

CPT Code Information

87798 x 2