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HelpTest Code PERAM Preeclampsia sFlt-1/PIGF (Soluble fms-Like Tyrosine Kinase 1/ Placental Growth Factor) Ratio, Serum
Additional Codes
| Mayo | PERA |
| Epic ID | LAB5798 |
Specimen Type
SerumOrdering Guidance
The test is indicated for use in pregnant women, with singleton pregnancies (gestational age 23 to 34+6/7 weeks) hospitalized for hypertensive disorders of pregnancy (preeclampsia, chronic hypertension with or without superimposed preeclampsia or gestational hypertension), within 2 weeks of presentation.
Specimen Required
Patient Preparation: For 24 hours before specimen collection, the patient should not receive intravenous heparin.
Supplies: Sarstedt Aliquot Tube, 5 mL (T914)
Collection Container/Tube:
Preferred: Serum gel
Acceptable: Red top
Submission Container/Tube: Plastic vial
Specimen Volume: 0.5 mL serum
Collection Instructions: Centrifuge and aliquot serum into a plastic vial.
Specimen Minimum Volume
Serum: 0.3 mL
Specimen Stability Information
| Specimen Type | Temperature | Time |
|---|---|---|
| Serum | Frozen (preferred) | 180 days |
| Refrigerated | 24 hours |
Transport frozen.
Reject Due To
| Gross hemolysis | OK |
| Gross lipemia | OK |
| Gross icterus | Reject |
Performing Laboratory
Mayo Clinic Laboratories in Rochester
Method Name
Immunofluorescent Assay (IFA)
Useful For
Aiding in risk assessment of patients with clinical signs and symptoms consistent with development of preeclampsia with severe features
This test is not intended for making a diagnosis of preeclampsia or preeclampsia with severe features.
This test is not a stand-alone test for monitoring of hypertensive disorders of pregnancy or for changing treatment, including medication.
Day(s) Performed
Monday through Saturday
Report Available
1 to 3 daysReference Values
<40
CPT Code Information
0482U