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Test Code GPAAG Rapid Strep Screen, LAB885

Important Note

This test is only used for rapid strep testing on throat specimens collected at off-site clinics.  Not to be ordered at the St. Luke's Hospital location.  See GPAPCR.

Performing Laboratory

UnityPoint Health Physician office laboratories, Cedar Rapids and surrounding area.

Specimen Requirements

1.  Submit a CultureSwab of throat.

2.  Maintain sterility and forward promptly at ambient temperature.  Must be received in lab within 72 hours of collection.

Note: Indicate specimen source on specimen container and in computer.

Reference Ranges


If negative, Strep Group A PCR will be performed automatically.

Day (s) Test Set Up

Monday through Sunday


Antigen Detection by Color Immunochromatographic Dipstick Technology

Test Classification and CPT Coding

87430 - Screen

87651 and 87798 - Strep Group A PCR (if applicable)