Chlamydia, NAAT, Swab

Chlamydia, Amplified – Swab Sample
Data	Value
Method	Aptima Combo 2 Assay (NAAT) (Transcription-mediated amplification)
CPT Code	87491
Sensitivity	Detection 1-50 organisms
Preferred Specimen	Aptima swab (urethral, cervical, rectal and throat)
Other Acceptable Specimens	None
Specimen Container	Aptima collection kits must be used. Includes tube, swab and transport medium.
Specimen Identification	Label transport tube with patient’s first and last name, DOB and date/time of collection.
Special Instructions	Indicate specimen source on requisition slip. Use small-tipped swab to collect sample.
Shipping Requirements	Store and ship at 2-30° C up to 60 days or store and ship frozen for longer periods up to 90 days.
Sample Rejection Criteria	Inappropriate Specimen Transport Not received in transport media > 60 days old stored at 2-30° C > 90 days old stored at -20° C or below (frozen) >5% blood in specimen Insufficient transport media Swab used other than Aptima swab Incorrect swab used for sample collection Two swabs present in transport medium Specimen received in expired transport media Mislabeled/Unlabeled specimen
Turn-around-time	24 Hours (M-F) (Negatives and Positives reported same day)