Veripath Test Directory

Components Culture
Synonyms Group A Streptococcus Culture,Beta Streptococcus, Beta-Hemolytic Strep, Culture, Throat, Strep Group A, GAS
Description Gold standard for confirming grp A streptococcal infection. Order when rapid testing is negative and suspicion of streptococcus is moderately high.A rapid antigen detection test to aid in the diagnosis of streptococcal pharyngitis by identifying GAS directly from the throat swab .
Specimen Requirements 
Container Throat Swab
Specimen Type Throat Swab
Preferred Collection Volume swab
Minimum Collection Volume swab
Collection Instructions Please swab in bacterial culture media.
Specimen Handling Stability (collection to initiation of testing): ambient: 48 hours; refrigerated: 48 hrs; frozen: unacceptable.
Rejection Criteria Specimens other than swabs. Swabs in viral transport media.
Methodology Culture/Identification. Antigen Detection
Reference Range Culture negative for grp A β-hemolytic Streptococcus. Negative for Group A Beta-Hemolytic Streptococcus.
CPT Code(s) 87081 , 87077
Department Microbiology
Contact Information Ph: 214-633-4940
Turn Around TimePreliminary: 1 day: Final: negative at 2 days
Performed Daily
Performed by Microbiology
Notes Group A Streptococcus is the only organism identified.
Updated/Reviewed 02/22/2018