Chlamydia trachomatis and Neisseria gonorrhoeae Detection by PCR

CTNG PCR

Chlamydia trachomatis and Neisseria gonorrhoeae Detection by PCR

EPIC Test Procedure Code: LAB2053

Synonyms:

Performing Lab:

Saint Luke's Regional Laboratories

Container Type:

For swab specimens: Roche Cobas media or M4-RT viral transport media. For urine specimens: polypropylene urine container without preservative.

Specimen Type:

Swab specimens (female or male) from genital or oral; urine (female or male)

Preferred Volume:

1 swab; 10 - 50 mL of first-catch, random urine

Collection Procedure:

Swab Specimens:
1. Collect the specimen using the appropriate collection swab (no wooden swabs).
2. Place the swab in Roche Cobas media or M4-RT viral transport media.
3. Label the tube with the patient's full name, date of birth, identification number, date and time of collection, initials of the person collecting the specimen, and the specimen source.
4. Maintain sterility and forward promptly.
5. The specimen source is required on the request form for processing.

Urine:
1. Collect 10 - 50 mL from a first-catch, random urine collection in a polypropylene container without preservative. Urine that has been transferred to a yellow top tube without preservative is also acceptable.
2. Label the container with the patient's full name, date of birth, identification number, date and time of collection, initials of the person collecting the specimen, and the specimen source.
3. Maintain sterility and forward promptly.
4. The specimen source is required on the request form for processing.

Specimen Processing:

TESTS CAN ALSO BE ORDERED INDIVIDUALLY, SEE:

CT PCR (Chlamydia trachomatis Detection by PCR)
NG PCR (Neisseria gonorrhoeae Detection by PCR)

Store and Transport:

Room temperature or refrigerated

Stability:

Room temperature - 24 hours

Unacceptable Condition:

1. Swabs with wooden shafts are not acceptable.
2. The swab MUST BE PRESENT in the transport media.
3. Urine specimens containing preservative (gray top or tiger top urine tubes) are not acceptable.
4. GenProbe (Aptima) urine transport tubes are not acceptable.
5. Oral specimens will be accepted for CTNG PCR testing, but will be reported with the following comment: "Sample source has not been validated for CTNG PCR testing in this laboratory."

CPT Codes:

87491 - Chlamydia PCR (EAP 30051001)
87591 - Neisseria gonorrhoeae PCR (EAP 30051021)

Test Schedule:

Testing is performed daily, Monday through Friday. No testing performed on weekends or SLHS holidays. Test is not offered on a STAT basis.

Method:

Polymerase Chain Reaction (PCR)
(PCR is utilized pursuant to a license agreement with Roche Molecular Systems, Inc)

Reference Ranges:

Not detected

Lab Personnel

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