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Test Code LABSTREPA Group A Streptococcus Only, Rapid Screen, Molecular Detection

Additional Codes

Test Name in EPIC

EPIC Test Code

Mnemonic

STREPTOCOCCUS A BY MOLECULAR DETECTION

LABSTREPA

STREPA

 

Methodology

Real-Time Polymerase Chain Reaction (PCR)

 

The rapid antigen screen should not be used as a “test of cure” as the rapid antigen screen does not depend upon live organism and can result in a false-positive result.

 

Retesting:

 

Post-treatment testing is only indicated in patients at high risk for Acute Rheumatic Fever (ARF) in endemic areas.

If indicated, retest 7 days after initial positive test or after completing antibiotics, whichever is sooner.

Specimen Requirements

Specimen Type/Container/Tube: Copan liquid Amies Elution Swab Collection and Transport System ("Eswab") 

Specimen Volume: Swab in liquid Amies

Collection Instructions:

1. All other swabs besides Copan Eswab are unacceptable.

2. Tilt patient’s head back to assist in opening of mouth as wide as possible.

3. Depress tongue with a tongue depressor so swab does not touch oral mucosa or tongue.

4. If patient has complained of one spot being sore, swab that area well.

5. In one continuous motion:

a. Swab one tonsillar area up then down.

b. Move to back of throat as far down as possible and swab there.

c. Move to other tonsillar area and swab.

d. Swab behind uvula and remove swab.

6. Return swab to transport tube containing liquid Amies elution. Dry swab is not acceptable.

Specimen Transport Temperature

Swab in Copan Liquid Amies Elution Collection and Transport System

Ambient 48 hours/Refrigerate 6 days/Frozen NO

Day(s) Test Set Up

Monday through Sunday

Performing Laboratory

Brainerd Lakes: Hackensack Clinic Lab, St. Joseph's - Baxter Clinic Lab, St. Joseph's Brainerd Clinic Lab, St. Joseph's - Crosslake Clinic Lab, St. Joseph's - Emily Clinic Lab, St. Joseph's - Pequot Lakes Clinic Lab, St. Joseph's - Pierz Clinic Lab, St. Joseph's - Pillager Clinc Lab, St. Joseph's - Pine River Clinc Lab, St. Joseph's Medical Center Lab

 

East Region: Ashland Clinic Lab, Cloquet Clinic Lab, Deer River Hospital Lab, Duluth Family Medicine Clinic Lab, Ely Clinic Lab, Grand Rapids Clinic Lab, Hayward Clinic Lab, Hermantown Clinic Lab, Hibbing Clinic Lab, International Falls Clinic Lab, Lakeside Clinic Lab, Lakewalk Clinic Lab, Moose Lake Hospital Lab, Northern Pines Lab, Proctor Clinic Lab, Remer Clinic Lab, Sandstone Hospital Lab, SMDC Clinical Lab, Spooner Clinic Lab, St. Mary's Hospital - Superior Lab, Virginia Hospital Lab, West Duluth Clinic Lab

 

West Region: Ada Clinic Lab, Ada Hospital Lab, Bagley Clinic Lab, Casselton Clinic Lab, Fargo Hospital Lab, Fosston Hospital Lab, Holy Trinity Hospital Graceville Lab, Jamestown Clinic Lab, Lisbon Clinic Lab, Menagha Clinic Lab, Moorhead Clinic Lab, Downtown Moorhead Clinic Lab, Oklee Clinic Lab, Osgood Clinic Lab, Park Rapids Clnc Lab, Park Rapids Hwy 34 Clinic Lab, South University Clinic Lab, St. Mary's - Detroit Lakes Hospital Lab, St. Mary's - Frazee Clinic Lab, St. Mary's - Mahnomen Clinic Lab, St. Mary's - Pelican Rapids Clinic Lab, Valley City Clinic Lab, Wahpeton Clinic Lab, West Acres Clinic Lab, West Fargo Clinic Lab, West Fargo The Lights Clinic Lab, 52nd Avenue Clinic Lab, 45th Street Clinic Lab

 

Test Classification and CPT Coding

87651-Antigen screen

 

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Reference Values

Not Detected

Special Instructions

See General instructions for Common Microbiology & Molecular Specimen Collection & Transport Devices.