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Lab Test Dictionary

Strep Screen Throat


Group A Strep Rapid detection / culture

Specimen Type


Performing Lab

RCHSD Microbiology

Epic ID


Lab Test Days

upon receipt

Standard TAT

2 days

Stat TAT

1 hour for Rapid Antigen detection

Collection Information

Specimen Required

2 swabs

Container Type

Liquid Stuart Culturette Swab (Red-Cap)

Collection Instructions

Collect (2) swabs by sweeping back and forth across inflamed areas of throat and tonsils. Return swabs to culturette media and transport to lab as soon as possible.

Processing Information - Lab Use Only

Transport Temperature


Specimen Stability

24 hours

Rejection Criteria

Delay in transport or dried swabs.

Processing Instructions

Refer to microbiology processing manual

Included Tests

Group A rapid antigen detection by immunoassay (IA), with reflex to culture if negative. Culture will semi-quantitate the presence of Beta-Strep groups A,C, F and/or G.