AmniSure ROM Test

Specimen Type

See Specimen Comments

Test ID   LAB5134
EPIC ORDER   ROM
CPT Code(s)   84112
Group/Individual Test   Individual
Laboratory   Core Laboratory
Tube Station   STAT 888 only
Specimen Routine: Vaginal Swab: See important Comments
Stability
Room temperature: 30 minutes
Refrigerator: 6 hours
Availability Routine:

This test is available to clinical areas performing obstetric triage (3WH and L&D) at UNC Medical Center ONLY

24 hours/7 days
  STAT: Yes
Turnaround Time   STAT 1 hr
Reference Range Normal: Negative = A negative result is indicative of the absence of amniotic fluid.
Positive = A positive result is indicative of the presence of amniotic fluid. 
     
Comments

Use AmniSure collection kit and instructions obtained from the Core Laboratory only. Call (984)974-2361 (Core Chemistry) for collection kit.  The specimen MUST be collected using the provided kit and the sample sent to the Core Laboratory (STAT tube station 888) immediately after collection.
Specimen Collection

Patient should be lying down.  Place Swab from collection kit in vagina for 1 minute to allow full saturation.  Transfer swab to solvent vial and rotate for one full minute to extract specimen. Remove swab from vial and discard.  Send labeled vial to laboratory immediately after collection (STAT tube station 888).
Limitations: Test performance in patients without signs or symptoms of ROM is unknown.  The presence of significant amount of blood on the swab can interfere with the test.  Do not use earlier than 6 hours after the removal of any disinfectant solutions or medicines from the vagina.

The performance of the AmniSure ROM Test has not been established in the presence of the following contaminants: Anti-fungal cream or suppositories, lubricants, baby powder (starch and talc), feminine moisturizer, or baby oil.

Reviewed by J. Carr on January 10, 2026