Chlamydia/Gonococcus, Rectal Swab, NAA

CPT: 87491; 87591
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Synonyms

  • Chlamydia/Gonococcus, Amplicor® PCR
  • Chlamydia/Gonococcus, Aptima® TMA
  • Chlamydia/Gonococcus, ProbeTec™ SDA

Special Instructions

Submit one specimen per test requested. Specify the exact specimen source/origin (e.g., rectal). Indicate a specific test number on the test request form.


Expected Turnaround Time

2 - 3 days



Related Documents

For more information, please view the literature below.

Microbiology Specimen Collection and Transport Guide


Specimen Requirements


Specimen

Rectal specimen collected with Aptima® unisex collection swab and submitted in the Aptima® swab specimen transport tube


Volume

One swab (rectal)


Minimum Volume

One swab (rectal)


Container

Gen-Probe® Aptima® swab specimen transport tube


Collection

Insert the blue-shafted swab, labeled “unisex collection swab for endocervical and male urethral specimens,” 2" to 4" into the rectum and rotate to sample the mucosal surfaces. Do not use the white-shafted swab; discard this swab. Remove the cap from the swab specimen transport tube and immediately place the specimen collection swab into the transport tube. Carefully break the swab shaft at the scoreline; use care to avoid splashing of the contents. Recap the swab specimen transport tube tightly.


Storage Instructions

Maintain specimen at room temperature or refrigerate (2°C to 30°C).


Causes for Rejection

Inappropriate transport conditions; bacterial swabs; swabs from sites other than rectal; unlabeled specimens or those with a discrepancy between the specimen label and the test request form; Aptima swab transport tube with no swabs, two swabs or swab not supplied by GenProbe; Aptima swabs greater than 60 days from collection; any transport device other than an Aptima swab transport


Test Details


Use

This test is used to detect Chlamydia trachomatis and Neisseria gonorrhoeae.


Methodology

Nucleic acid amplification (NAA)


References

Kent CK, Chaw JK, Wong W, et al. Prevalence of rectal, urethral, and pharyngeal Chlamydia and gonorrhea detected in 2 clinical settings among men who have sex with men: San Francisco, Calif, 2003. Clin Infect Dis. 2005; 41(1):67-74. 15937765

LOINC® Map

Order Code Order Code Name Order Loinc Result Code Result Code Name UofM Result LOINC
188672 Ct/GC NAA, Rectal 80365-0 188608 C. trachomatis, NAA, Rectal 80363-5
188672 Ct/GC NAA, Rectal 80365-0 188632 N. gonorrhoeae, NAA, Rectal 80366-8
188672 Ct/GC NAA, Rectal 80365-0 019054 PDF N/A

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