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.