Nov 21, 2017




Clinical Hub,Tools & Resources,UWHC Lab Test Directory,Ref Lab- Miscellaneous

Fetal Fibronectin

Fetal Fibronectin (GM2782) Ref Lab- Miscellaneous Lab Test

Name: Fetal Fibronectin

Test Name: Fetal Fibronectin

Health Link Test Code: GM2782


CPT Code(s): 82731

Clinical Information:

Useful in the detection of fetal fibronectin in cervicovaginal secretions. Between 24 to 34 completed weeks gestation, this is associated with preterm delivery in symptomatic and asymptomatic pregnant women.

Testing Site: Testing will be sent to an approved reference laboratory

Days Performed: Mon-Sun.

Patient Preparation:

Patient should not be tested within 24 hours after sexual intercourse because semen and/or sperm present may cause a false-positive result.

Specimen: Cervicovaginal secretion

Collection Container: Adeza Specimen Collection Kit

Collection Instructions:

1. Obtain prior to digital cervical examination or vaginal probe ultrasound examination as manipulation of the cervix may cause release of fetal fibronectin.


2. Do not use lubricants, soaps, or disinfectant (e.g. K-Y® Jelly lubricant, Betadine® disinfectant, hexacholorophene) on speculum or cervicovaginal secretions as they may interfere with test.

Stability Ambient:

Not acceptable

Stability Refridgerated:

72 hours

Stability Frozen:

Not acceptable

Specimen Transport:

Transport specimen to the laboratory.  If specimen is coming from clinic location, transport with coolant pack.  Refrigerated specimen must be received by performing laboratory within 72 hours of collection. Specimens must be sent via taxi.


Results reported as positive or negative with interpretation.

Test Limitations:

Moderate or gross vaginal bleeding may interfere with test.