Test Details
Mnemonic
FTYC
Ordering Code
3807200
CPT-4 Code(s)
83520
Specimen Information
Collect
Red top
Specimen Preparation
Centrifuge, separate serum from cells and send 3.0 mL serum refrigerated in a screw capped plastic vial.
Alternate Specimen
Serum separator tube (SST)
Minimum Volume
1.0 mL
Transport Temperature
Refrigerated
Stability
Room temperature: 7 days
Refrigerated: 7 days
Frozen: 1 year
Refrigerated: 7 days
Frozen: 1 year
Methodology
Enzyme Linked Immunosorbent Assay
Reference Range
Negative: <20 EU/mL
Borderline/Equivocal: 20-25 EU/mL
Positive: >25 EU/mL
Borderline/Equivocal: 20-25 EU/mL
Positive: >25 EU/mL
Performing Laboratory
Mayo Clinic Laboratories
New York DOH Approval Status
Yes