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Test Code CULTNP Culture, Nasopharynx (NP)

Specimen Requirements

Specimen must arrive within 2 hours of collection.

 

1. Insert a wire-shafted swab into posterior nasopharynx through nostril.
2. Rotate swab slowly for 5 seconds.
3. Place swab into an empty swab transport tube.
4. Label swab tube (not packaging) with patient’s information, date and actual time of collection, and type of specimen.
5. Forward specimen promptly.

Note:  Maximum storage of specimen is 24 hours refrigerated. Overnight refrigeration of specimen is not recommended since some of the fastidious organisms that can cause these infections may become non-viable (this will be noted in the report).

Reference Values

Normal “upper respiratory” flora

Day(s) Test Set Up

Monday through Sunday

Performing Laboratory

Huntsville Hospital Laboratory

Test Classification and CPT Coding

87070 - culture
87077 - identification, aerobic
87181 - per antibiotic (if appropriate)
87184 - per plate-disk method (if appropriate)
87185 - beta-lactamase (if appropriate)
87186 - per panel-microdilution (if appropriate)