Test Code LAB20139 Gastrointestinal Pathogen Panel (PCR Filmarray)
Department
Immunology
Collection Requirements
Not recommended if patient admitted for more than 3 days
1. Collect fresh stool and place in preservative within 2 hours of collection.
2. Submit a representative portion of stool in both containers with transport medium
Primary Collection Container
1 Sterile Cup/1 Cary Blair
Transport
Stool Ambient
Preferred Transport Temperature
Ambient
Stability
Ambient 4 days
Refrigerated 4 days
Minimum Testing Volume
1 mL
Reference Range
Not detected for each target
Methodology
Multiplex Polymerase Chain Reaction (PCR) – Biofire
Performed
Monday-Friday
CPT Codes
87507 Reflex to: 87324
Unacceptable Conditions
-C. diff is unable to be reported unless consistency of stool is noted as loose or watery.
-Specimen older than 96 hours
-Frozen specimen
-Commercial transport media other than liquid Cary Blain and Sterile Cup (EMT, Para-Pack Enteric Plus, Copan Fecal Swab/Eswab)
-Cary Blair gel swabs
-Products containing formalin, SAF, PVA fixative, —EcoFix preservative
-Rectal swab
-Stool swab
-Gel swabs
-Endoscopy specimens
-Unpreserved stool
Additional Information
If GI panel is negative and:
• Patient has had recent travel with >2 weeks symptoms then consider full O&P/Parasite examination
• Patient is immunocompromised then consider Microsporidia PCR (MISC2MAYOLCMSP)
The following bacteria (including several diarrheagenic E. coli/Shigella pathotypes), parasites and viruses are identified using the FilmArray GI Panel:
• Campylobacter (C. jejuni/C. coli/C. upsaliensis)
• Clostridium difficile (C. difficile) toxin A/B
• Plesiomonas shigelloides
• Salmonella
• Vibrio (V. parahaemolyticus/V. vulnificus/ V. cholerae), including specific identification of Vibrio cholerae
• Yersinia enterocolitica
• Enteroaggregative Escherichia coli (EAEC)
• Enteropathogenic Escherichia coli (EPEC)
• Enterotoxigenic Escherichia coli (ETEC) lt/st
• Shiga-like toxin-producing Escherichia coli (STEC) stx1/stx2 (including specific identification of the E. coli O157 serogroup within STEC)
• Shigella/ Enteroinvasive Escherichia coli (EIEC)
• Cryptosporidium
• Cyclospora cayetanensis
• Entamoeba histolytica
• Giardia lamblia (also known as G. intestinalis and G. duodenalis)
• Adenovirus F 40/41
• Astrovirus
• Norovirus GI/GII
• Rotavirus A
• Sapovirus (Genogroups I, II, IV, and V) Positive C. diff result will reflex to a C. diff Toxin A+B EIA test