Methodology
Semi-Quantitative Indirect Fluorescent Antibody (IFA)
Specimen Type
Blood
Performing Lab
ARUP
Epic ID
Other Reference Test
Lab Test Days
Tues
Standard TAT
1-8 days
Collection Information
Specimen Required
3 mL blood
Container Type
Gold (SST)
Collection Instructions
Send to lab asap after collection.
Processing Information - Lab Use Only
Transport Temperature
Refrigerated
Specimen Stability
Room Temp=48 hours, Refrigerated=2 weeks, Frozen=1 month
Rejection Criteria
Hemolyzed, hyperlipemic, icteric, heat-treated or contaminated.
Test Volume Required
1 mL serum
Minimum Test Volume
0.2 mL serum
Processing Instructions
Centrifuge & separate ASAP or within 2 hours of collection
Included Tests
Phospholipase A2 Receptor Igg, THSD7A Ab IgG Screen. If Phospholipase A2 Receptor Ab IgG is positive, then Phospholipase Receptor A2 Ab IgG titer will be added. If THSD7A Ab IgG is positive, then THSD7A Ab IgG titer will be added.
Comments
Recommended autoantibody panel for the evaluation of patients at risk for membranous nephropathy.
CPT Codes
86255 x2, If reflexed, add 86256 x2 (not genetic)
Revised
9/5/25