Test Catalog

Test ID: MCTGC    
Chlamydia trachomatis and Neisseria gonorrhoeae, Miscellaneous Sites, Nucleic Acid Amplification, Varies

Specimen Type Describes the specimen type validated for testing


Ordering Guidance

This test is used for specimens that are not FDA approved for this assay. Acceptable non-FDA-approved specimen types are ocular swabs, and peritoneal fluid. For FDA-approved specimen types, order CGRNA / Chlamydia trachomatis and Neisseria gonorrhoeae, Nucleic Acid Amplification, Varies.

Necessary Information

Specimen source is required.

Specimen Required Defines the optimal specimen required to perform the test and the preferred volume to complete testing

Swab specimens must be collected using an Aptima Collection Unisex Swab (T583), or Aptima Collection Multitest Swab (T584). These swabs are contained in the Aptima Collection Kit.


Submit only 1 of the following specimens:



Swab, Aptima Male/Female Collection (T583)

Swab, Aptima Multitest Swab Specimen Collection Kit (T584)

Specimen Type: Ocular (corneal/conjunctiva)

Container/Tube: Aptima Collection Multitest Swab or Aptima Swab Collection System

Specimen Volume: Swab

Collection Instructions:

1. Swab site using Aptima Collection Multitest Swab or Aptima Collection Unisex Swab.

Note: The white swab provided within the collection kit is a cleaning swab and should not be used for collection. Discard the white cleaning swab.

2. Place collection swab in transport tube provided in collection kit. Snap off swab at score line so swab fits into closed tube.

3. Cap tube securely and label tube with patient's entire name and collection date and time.

4. Transport swab container and store (refrigerated is preferred) within 60 days of collection.


Supplies: Aptima Thin Prep Transport Tube (T652)

Specimen Type: Peritoneal fluid (pelvic wash, cul-de-sac fluid)

Container/Tube: Aptima Specimen Transfer Tube

Specimen Volume: 1 mL

Collection Instructions:

1. Transfer specimen into the Aptima Specimen Transfer Tube within 24 hours of collection.

2. Cap tube securely and label tube with patient's entire name and collection date and time.

3. Transport Aptima Specimen Transfer Tube (refrigerated is preferred) within 30 days of collection.


Specimen Minimum Volume Defines the amount of sample necessary to provide a clinically relevant result as determined by the Testing Laboratory

See Specimen Required

Reject Due To Identifies specimen types and conditions that may cause the specimen to be rejected

All specimens will be evaluated at Mayo Clinic Laboratories for test suitability.

Specimen Stability Information Provides a description of the temperatures required to transport a specimen to the performing laboratory, alternate acceptable temperatures are also included

Specimen TypeTemperatureTimeSpecial Container
VariesRefrigerated (preferred)APTIMA VIAL