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Test Code LAB228 Throat culture

Infectious

Performing Laboratory

Barnes-Jewish Hospital Laboratory

Methodology

This test is intended to detect bacterial causes of pharyngitis. The method used demonstrates highest sensitivity for beta-hemolytic streptococci.

Specimen Requirements

Acceptable Specimens:

 1 ESwab per test request in sterile transport tube

Collection Procedure:

1. Depress tongue and rub ESwab over each tonsillar area and posterior pharynx.
2. Collect any exudate on swab.
3. Avoid touching tongue and uvula.
4. Return ESwab into transport tube following instructions on kit.
5. Maintain sterility and forward promptly at ambient temperature only.

Day(s) Test Set Up

Monday through Sunday

Test Classification and CPT Coding

87070-Culture, aerobic (not stool, rectal swab, or urine) (if appropriate)

Reference Values

 Not applicable

 

Literature Reference:

Carroll, Karen, et. al. Manual of Clinical Microbiology, 13th edition. ASM Press. Washington, D.C. 2023

Specimen Transport Temperature

Ambient

Additional Information

Laboratory Processing Instructions:
Test performed in BJH Microbiology.