Sign in →

Test Code SSN Throat Strep Screen, SSN

Infectious

Performing Laboratory

YRMC, Microbiology

Day(s) Test Set Up

Monday through Sunday.

 

Rapid Strep Antigen testing is performed on all specimens submitted for Throat Strep Screen, SSN testing. Rapid Strep testing is performed STAT.

 

All specimens that test Negative for Group A Streptococcus by Rapid Strep Antigen testing will be cultured. Cultures are held for 48 hours before a final report is issued.

 

All Throat Strep Screen, SSN cultures are screened for the following pathogens:

Group A Streptococcus

Group C Streptococcus

Group G Streptococcus

Arcanobacterium hemolyiticum

 

Cultures are held for 48 hours before a final report is issued.

Specimen Requirements

Throat Swab – submitted on a culture swab with LQ Stuart transport media.

 

Dry Dacron or Rayon swabs are acceptable for Rapid Strep Antigen testing.

 

Specimens submitted on culture swabs with Aimes Gel transport media will be rejected for SSN testing.  A Throat Strep Screen will be performed (does not include Rapid Strep Antigen testing).

Specimen Transport Temperature

Ambient

 

Specimen must arrive in the laboratory within 48 hours of specimen collection.

Reference Values

No Beta hemolytic Streptococcus isolated.

No Arcanobacterium haemolyticum isolated.

Test Classification and CPT Coding

87430 – Infectious agent by enzyme immunoassay technique, qualitative, Streptococcus Group A.

 

Additional CPT codes and charges may be added.

Collection Instructions

Collect specimens with a sterile swab from the tonsils and/or back of throat taking care to avoid the teeth, gums, tongue, or cheek surfaces.

  • Do not use swabs with cotton tips, wooden shafts or calcium alginate swabs.
  • Do not use a collection system that contains charcoal or semisolid transport media.

A rayon transport swab containing LQ Stuart’s transport media may be used for testing.

Methodology

Immunoassay for Group A Streptococcus antigen

 

Culture, Convential Aerobic

 

Additional CPT codes and charges may be added.

Loinc Code

18481-2

 

This test has been cleared or approved by the U.S. Food and Drug Administration and is performed according to manufacturer’s instructions. Performance characteristics for this test have been verified by Yuma Regional Medical Center Laboratory in compliance with CLIA recommendations.