Sign in →

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

Ordering Guidance

This test should be used for symptomatic patients under investigation for coronavirus disease 2019 (COVID-19).

Shipping Instructions

Ship specimens refrigerated (if <72 hours from collection to arrive at MCL) or frozen (if ≥72 hours from collection to arrive at MCL).

Necessary Information

Specimen source, race and ethnicity are required.

Specimen Required


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

Supplies: Swab, Sterile Polyester (T507)

Container/Tube: Universal transport media, viral transport media, or equivalent (eg, Copan UTM-RT, BD VTM, M4, M4-RT, M5, phosphate buffered saline: PBS)

Media should not contain guanidine thiocyanate (GTC), such as Abbott Multi-Collect Specimen Collection Kit, Copan eNAT, PrimeStore MTM.

For more information on alternative transport media, see

Specimen Volume: Entire collection with a minimum of 1.5 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 tubes, vacutainer tubes, or tubes with push caps.

5. Do not overfill with more than 3 mL total volume of media.



Specimen Type: Nasopharyngeal (NP) aspirate, nasal washing

Container/Tube: Sterile container

Specimen Volume: Minimum of 1.5 mL

Additional Information: Do not aliquot into viral transport media, glass tubes, vacutainer tubes, or tubes with push caps.

Useful For

Diagnosis of coronavirus disease 2019 (COVID-19) illness due to severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2)


Recommended only for patients who meet current clinical and/or epidemiologic criteria defined by federal, state, or local public health directives:

Testing Algorithm

In response to the new Centers for Medicare and Medicaid Services (CMS) payment strategy for coronavirus disease 2019 (COVID-19) diagnostic testing, a bill-only code will be added for orders that meet the new CMS turn-around-time requirement. For additional information refer to

Method Name

Transcription-Mediated Amplification

Reporting Name

SARS Coronavirus-2 RNA, V

Specimen Type


Specimen Minimum Volume

See Specimen Required

Specimen Stability Information

Specimen Type Temperature Time Special Container
Varies Frozen (preferred) 14 days
  Refrigerated  72 hours

Reference Values


Day(s) Performed

Monday through Sunday

Report Available

Same day/1 to 3 days

Performing Laboratory

Mayo Clinic Laboratories in Rochester

Test Classification

This test has received Emergency Use Authorization (EUA) by the US Food and Drug Administration and is used per manufacturer's instructions. Performance characteristics were verified by Mayo Clinic in a manner consistent with CLIA requirements.

CPT Code Information


U0005-(if applicable)

LOINC Code Information

Test ID Test Order Name Order LOINC Value
SCOVH SARS Coronavirus-2 RNA, V 94559-2


Result ID Test Result Name Result LOINC Value
609471 SARS CoV-2 RNA, TMA 94559-2
SCOVS SARS CoV-2 Specimen Source 31208-2
CRACE Patient Race 72826-1
CETHN Patient Ethnicity 69490-1