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Chlamydia/N. gonorrhoeae and T. vaginalis RNA, Qualitative, TMA, Pap Vial
Test Code91448
CPT Codes
87491, 87591, 87661
Includes
Chlamydia/Neisseria gonorrhoeae RNA, TMA, Urogenital
Trichomonas vaginalis RNA, Qualitative, TMA, Pap Vial
Trichomonas vaginalis RNA, Qualitative, TMA, Pap Vial
Preferred Specimen
1 mL liquid cytology (PreservCyt®) Preservative (ThinPrep®) submitted in an Aptima® Transport Tube (green label) or 0.5 mL SurePath™ fluid submitted in an Aptima® Transport Tube (green label)
Minimum Volume
1 mL liquid cytology (PreservCyt®) preservative • 0.5 mL SurePath™ preservative fluid
Other Acceptable Specimens
Aptima® Unisex Swab Collection Kit
Instructions
Preservcyt® or SurePath™ material already processed for cytology or Pap are not acceptable.
Labs performing cytology: Aliquot ThinPrep® solution before performance of liquid based cytology testing.
ThinPrep®: Transfer 1 mL PreservCyt® solution into APTIMA® Specimen Transfer Tube (green label).
SurePath™: SurePath™ fluid must be transferred to Aptima® tube within 4 days of collection. Transfer 0.5 mL SurePath™ solution into Aptima® Specimen Transfer Tube (green label).
Labs performing cytology: Aliquot ThinPrep® solution before performance of liquid based cytology testing.
ThinPrep®: Transfer 1 mL PreservCyt® solution into APTIMA® Specimen Transfer Tube (green label).
SurePath™: SurePath™ fluid must be transferred to Aptima® tube within 4 days of collection. Transfer 0.5 mL SurePath™ solution into Aptima® Specimen Transfer Tube (green label).
Transport Temperature
Room temperature
Specimen Stability
PreservCyt® fluid in Aptima® Transport Tube
Room temperature: 14 days
Refrigerated: 14 days
Frozen: 30 days
PreservCyt® (ThinPrep®) vial
Room temperature: 30 days
Refrigerated: 30 days
Frozen: 1 year
SurePath™ fluid in Aptima® Transport Tube
Room temperature: 14 days
Refrigerated: 14 days
Frozen: Unacceptable
SurePath™ fluid vial
Room temperature: 4 days
Refrigerated: 4 days
Frozen: Unacceptable
Room temperature: 14 days
Refrigerated: 14 days
Frozen: 30 days
PreservCyt® (ThinPrep®) vial
Room temperature: 30 days
Refrigerated: 30 days
Frozen: 1 year
SurePath™ fluid in Aptima® Transport Tube
Room temperature: 14 days
Refrigerated: 14 days
Frozen: Unacceptable
SurePath™ fluid vial
Room temperature: 4 days
Refrigerated: 4 days
Frozen: Unacceptable
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
ThinPrep® or SurePath™ material previously processed for cytology • ThinPrep® with excess mucus • SurePath™ vials without the head of the collection device(s) in the fluid • All liquid based cytology vials unlabeled vial • Leakage of fluid during transport • SurePath™ vials received empty • Mismatch between name of patient on vial and name on test requisition • Expired vials • Cervical swabs in Digene® HC cervical sampler • Acellular pap adequacy
Methodology
Transcription-Mediated Amplification (TMA)
Setup Schedule
Set up: Daily; Report Available: 1-2 days
Clinical Significance
Diagnosis of the three most common sexually transmitted infections.
