Test Code C TH Culture, Streptococcus Screen, Throat
Performing Laboratory
CCHS-Christiana Care Health ServicesMethodology
CultureReference Values
Negative for group A streptococcusPhysician Office Specimen Requirements
Specimen must be delivered to laboratory within 1 hour of collection.
Container/Tube: Culture transport tube
Specimen: Swab of throat
Collection Instructions: 1. Tilt patient’s head back to assist in opening of mouth as wide as possible.
2. Depress tongue with a tongue depressor so swab does not touch oral mucosa or tongue.
3. If patient has complained of 1 spot being sore, swab that area well.
4. 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.
5. Return swab to transport tube.
6. Maintain sterility and forward promptly at ambient temperature only.
Note: Label tube with patient’s full name and 1 additional unique patient identifier such as date of birth, medical record number, emergency ID number, date and time of collection, collector’s initials, and type of specimen.
Day(s) Test Set Up
Monday through SundayRoutine Turnaround Time
Preliminary: 24 hours
Final: 48 hours
STAT Turnaround Time: not available