Norovirus Specimen Collection | Norovirus | CDC - Centers for …
Apr 24, 2024 · Whole stool is the preferred clinical specimen for laboratory diagnosis of norovirus. If food or water is the suspected cause of an outbreak, collect samples soon after people were exposed and immediately refrigerate. Several clinical …
Laboratory Testing for Norovirus | Norovirus | CDC
Apr 24, 2024 · Specimen collection overview. Whole stool is the preferred clinical specimen for laboratory diagnosis of norovirus. If food or water is the suspected cause of an outbreak, collect samples as soon as possible after people were exposed. Then immediately refrigerate the …
Ship samples for overnight delivery to the State Laboratory.
Responding to Norovirus Outbreaks - CDC
May 1, 2024 · Prompt investigation and reporting are critical for identifying the cause of norovirus outbreaks and the primary way the virus spread. Timely collection of appropriate specimens is important for rapid response.
report norovirus outbreaks to the National Outbreak Reporting System (NORS). The Centers for Disease Control and Prevention (CDC) manage CaliciNet, the national norovirus outbreak surveillance network. Participating public health labora-tories submit data from norovirus outbreaks which helps the CDC link outbreaks to common sources and
Feb 12, 2018 · • POSITIVE - Norovirus can be considered to be the etiologic agent if norovirus nucleic acid is detected in two (2) or more stools per outbreak. • NEGATIVE - To be considered as a Norovirus negative outbreak, at least 3 or more acute stool samples (all collected with 7-10 days of onset of diarrhea) must be submitted and all
Individual samples will NOT be accepted. Ideally specimens are collected within 48-72 hours after onset. Collect both raw stool in a sterile empty container and a stool in Cary-Blair media. Raw stool specimens (10-50mL) may be placed in tightly capped EMPTY stool or urine sample cups.
Norovirus | Specimen Collection | CDC - medbox.iiab.me
Whole stool is the preferred clinical specimen for laboratory diagnosis of norovirus. Ideally, specimens should be collected during the acute phase of illness (within 48 to 72 hours after symptoms start) while stools are still liquid or semisolid.
Be sure to properly label the specimen container with at least the patient's name and date of collection. Check the expiration on the Cary-Blair container to ensure media is acceptable and will continue to be acceptable once received at the ISDH laboratory.
Guidelines for the Collection of Suspect Norovirus Specimens
Apr 1, 2023 · Attempt to collect specimens as soon as possible after onset of illness or as directed by the Office of Infectious Disease Epidemiology (OIDE). Collecting stool can be difficult. Try to wear enclosed gloves and ensure thorough hand washing upon completion.