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Test Code CNOSETH Culture, Throat/Nose

Important Note

Useful for all throat and nose bacterial pathogens.

Can be ordered to follow up a Nondetected Strep A PCR with symptoms persisting after 1 week.  

Additional Codes

  • Expanse Test Name:Culture Nose/Throat
  • Medinet Ref Code:450
  • OV Code:RM*CNOSETH

Performing Laboratory

St. Lukes Hospital Laboratory

Methodology

Conventional Culture

Useful for all throat bacterial pathogens (no rapid antigen screen).

Specimen Requirements

Specimen must arrive within 24 hours of collection.

 

1. Obtain specimen using a culture swab.
2. Remove cap and swab from tube.
3. Tilt patient’s head back to assist in opening of mouth as wide as possible.
4. Depress tongue with a tongue depressor so swab doesn’t touch oral mucosa or tongue.
5. If the patient has complained of 1 spot being sore, swab that area well.
6. In 1 continuous motion:
A. Swab 1 tonsillar area up then down.
B. Move to back of throat as far down as possible, and swab there.
C. Move to other tonsillar area and swab.
D. Swab behind uvula, and remove swab.
7. Return swab to transport tube.

8. Label tube with patient’s name (first and last), date and actual time of collection, and type of specimen.
9. Maintain sterility and forward promptly at ambient temperature only.

Note:  Specimen source is required on request form for processing.

Reference Values

No pathogens

Day(s) Test Set Up

Monday through Sunday

Test Classification and CPT Coding

CPT: 87070