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

Methodology

Enzyme Linked Immunosorbent Assay
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Reference Range

Negative: <20 EU/mL
Borderline/Equivocal: 20-25 EU/mL
Positive: >25 EU/mL
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Performing Laboratory

Mayo Clinic Laboratories
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New York DOH Approval Status

Yes
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