Amniotic Fluid Detection

Test Code

LAB6242

Alias/See Also

Fetal Membranes Rupture Test

CPT Codes
841212

Preferred Specimen

Vaginal Swab

Instructions

The sample is collected by placing the swab on the vaginal mucosal lining for 15 seconds.

Transport Container

Specialized buffer vial.

Transport Temperature

Room temperature

Specimen Stability

Maintain specimen at room temperature up to 6 hours after placing into the buffer vial.

Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)

Significant amounts of blood discharge may cause the test to malfunction and is not recommended.

Methodology
Rapid, qualitative immunochromatographic test.for the in vitro detection of amniotic fluid in vaginal secretions of pregnant women with signs and symptoms of ROM (rupture of membrane)

Setup Schedule

Daily/STAT

Report Available

Routine 12 hours
Stat 1 hour

Limitations

The test may report positive results in patients with intact membranes and therefore decisions to induce labor should not be based solely on lthe RUP test results.

Reference Range

Negative

Clinical Significance

The test detects AFP (alpha-fetoprotein) and PP12 (placental protein 12 or insulin growth factor binding protein) from amniotic fluid in vaginal
secretion.

Performing Laboratory
CH CHOMP HOSPITAL LAB (831-625-4811): CH HEMATOLOGY

The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.