Semi-Quantitative Indirect Fluorescent Antibody
blood
ARUP
Other Reference Test
Tues
1-8 days
3 mL blood
Serum Separator Tube
Separate serum from cells ASAP or within 2 hours of collection
Refrigerated
Room Temp=48 hours, Refrigerated=2 weeks, Frozen=1 month
Hemolyzed, hyperlipemic, icteric, heat-treated or contaminated
1 mL serum
0.2 mL serum
If THSD7A Antibody IgG is positive, then a titer will be added.
Recommended for the evaluation of membranous nephropathy in at-risk patients who test negative for PLA2R antibodies. (not genetic)
86255, if reflexed add 86256
10/14/24