Test Code C NP Culture, Nasopharyngeal
Performing Laboratory
CCHS-Christiana Care Health ServicesMethodology
CultureReference Values
No growth or oral floraPhysician Office Specimen Requirements
Specimen must be delivered to laboratory within 1 hour of collection.
Container/Tube: Calcium alginate swab
Specimen: Swab of nasopharyngeal
Collection Instructions: 1. Gently slide swab along floor of nose with very light pressure to nasopharyngeal wall.
2. Rotate swab slowly for 5 seconds to absorb secretions and remove along floor of nose.
3. Place swab in transport media.
5. Maintain sterility and forward promptly.
Note: Label container 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