Norovirus PCR Mnemonic NOROV PCR Synonym Norovirus - Norwalk agent Specimen Collection Requirements Collect Random Stool in a clean, unpreserved container View Stool Collection Guide Patient Instructions for Special Stool Testing: English Preferred Volume 1.0 mL Minimum Volume 0.5 mL Transport Refrigerated (2-8°) Rejection Criteria Stools in formalin, PVA, Carey Blair, or other transport vials containing preservatives Stability Room Temperature (15-28ºC): 1 hour; Refrigerated (2-8ºC): 2 days; Frozen (-70ºC): 1 month Testing Information Performed 7 days/week Reported Within 24 hours of receipt Method PCR Reference Values Reference Values Not detected CPT Codes 87798 x2 Last Updated: Wednesday, December 23, 2020 12:31:30 AM Client Services: 503-413-1234