| A B C D E F G H I J K L M N O P Q R S T U V W X Y Z # |
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®) in Aptima® transfer tube or
0.5 mL SurePath™ preservative fluid in Aptima® transfer tube
0.5 mL SurePath™ preservative fluid in Aptima® transfer tube
Minimum Volume
1 mL PreservCyt (ThinPrep) in Aptima transfer tube • 0.5 mL SurePath fluid in Aptima transfer tube
Instructions
PreservCyt or SurePath material already processed for cytology or Pap are not acceptable.
Labs performing cytology: Aliquot PreservCyt solution before performance of liquid-based cytology testing.
PreservCyt: 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 PreservCyt solution before performance of liquid-based cytology testing.
PreservCyt: 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 Container
Aptima Specimen Transfer Tube (green label)
Transport Temperature
Room temperature
Specimen Stability
PreservCyt fluid in Aptima tube
Room temperature: 14 days
Refrigerated: 14 days
Frozen: 30 days
SurePath fluid in Aptima tube
Room temperature: 14 days
Refrigerated: 14 days
Frozen: Unacceptable
Room temperature: 14 days
Refrigerated: 14 days
Frozen: 30 days
SurePath fluid in Aptima tube
Room temperature: 14 days
Refrigerated: 14 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 • Cervical swabs in Digene® HC cervical sampler • Acellular pap adequacy
Methodology
Transcription-Mediated Amplification (TMA)
Reference Range
| C. trachomatis RNA, TMA | Not detected |
| N. gonorrhoeae RNA, TMA | Not detected |
| T. vaginalis RNA, TMA | Not detected |
Clinical Significance
Diagnosis of the three most common sexually transmitted infections.
Performing Laboratory
| Quest Diagnostics Nichols Institute-San Juan Capistrano, CA |
| 33608 Ortega Highway |
| San Juan Capistrano, CA 92675-2042 |
Last Updated: November 6, 2024
