TEST CATALOG ORDERING & RESULTS SPECIMEN HANDLING CUSTOMER SERVICE EDUCATION & INSIGHTS
Test Catalog

Test ID: SARS2    
Severe Acute Respiratory Syndrome Coronavirus 2 (SARS-CoV-2) RNA, Varies

Specimen Type Describes the specimen type validated for testing

Varies

Advisory Information

This test should be used for symptomatic patients under investigation for coronavirus disease 2019 (COVID-19). It is not to be used for screening asymptomatic patients.

Shipping Instructions

Ship specimens refrigerated (if less than 72 hours from collection to arrive at MCL) or frozen (if greater or equal to 72 hours from collection to arrive at MCL).

Necessary Information

Specimen source is required.

Specimen Required Defines the optimal specimen required to perform the test and the preferred volume to complete testing

Specimen Type: Nasopharyngeal (NP), oropharyngeal (OP; ie, throat), or nares/nasal swab

Supplies:

-Nasopharyngeal Swab (Rayon Mini-Tip Swab) (T515)

-Swab, Sterile Polyester swab (T507)

-Dacron-tipped swab with plastic shaft is acceptable

-M4-RT (T605)

Container/Tube: Universal transport media, viral transport media, or equivalent (eg, Copan UTM-RT, BD VTM, MicroTest M4, M4-RT, M5).

Media should not contain guanidine thiocyanate (GTC).

For more information on alternative transport media, see www.fda.gov/medical-devices/emergency-situations-medical-devices/faqs-diagnostic-testing-sars-cov-2

Specimen Volume: Entire collection with a minimum of 2.2 mL (maximum 3 mL) of transport medium

Collection Instructions:

1. Collect specimen by swabbing back and forth over nasal or pharyngeal mucosa surface to maximize recovery of cells. For more information on OP swab specimen collection, see COVID-19 Oropharyngeal Collection Instructions in Special Instructions.

2. NP and OP swab specimens may be combined at collection into a single vial of transport media but only one swab is required for analysis.

3. Swab must be placed into transport medium. Swab shaft should be broken or cut so that there is no obstruction to the sample or pressure on the media container cap.

4. Do not send in glass tube, and do not overfill with more than 3 mL total volume of media.

 

Specimen Type: Nasopharyngeal aspirate, nasal washing

Container/Tube: Sterile container

Specimen Volume: Minimum of 1.5 mL

Additional Information: Do not aliquot into viral transport media.

 

Specimen Type: Lower respiratory tract

Sources: Bronchoalveolar lavage (BAL) fluid, bronchial washings, endotracheal aspirate, sputum

Container/Tube: Sterile container

Specimen Volume: Minimum of 2.2 mL

Additional Information: Do not aliquot into viral transport media.

Special Instructions Library of PDFs including pertinent information and forms related to the test

Specimen Minimum Volume Defines the amount of sample necessary to provide a clinically relevant result as determined by the Testing Laboratory

See Specimen Required

Reject Due To Identifies specimen types and conditions that may cause the specimen to be rejected

Calcium alginate-tipped swab, wooden shaft swab, or swab collection tubes containing gel or charcoal additive.   Transport media tubes containing the entire swab (shaft and knob attached)   Glass transport media tubes Reject
Thawed Cold OK; Warm reject

Specimen Stability Information Provides a description of the temperatures required to transport a specimen to the performing laboratory, alternate acceptable temperatures are also included

Specimen TypeTemperatureTimeSpecial Container
VariesFrozen (preferred)7 days
 Refrigerated 72 hours