Rapid screening of throat specimens (nonculture method)is done to detect which of the following pathogens?

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Group A b-hemolytic Streptococcus is the etiologic agent of "strep" throat.It is a pathogen that must be treated promptly,because of possible severe complications of infection such as scarlet fever or rheumatic fever.The genus and species designation is Streptococcus pyogenes.The Lancefield grouping is done by testing the organism for specific cell wall carbohydrate antigens.In the case of "strep" throat it is the group A antigen.

Rapid Screening of Throat Specimens (Nonculture Method)is Done to Detect