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Thyroglobulin, Fine Needle Aspiration (FNA)

Mnemonic:    [Thyro FNA]
Name:    Thyroglobulin, Fine Needle Aspiration (FNA)
Specimen:    0.5 mL saline needle rinse of a fine needle aspiration. Non-viscous body fluids are also acceptable.

Frozen samples are acceptable.
Heparinized specimens are also acceptable. Samples containing EDTA are unacceptable.
Minimum Spec:    0.5 mL
Transport Temp:    FREEZE
Spec Stability:    Stable 2 days refrigerated.
Ref Lab/Code:    ARUP 0020753
  Method:    Chemiluminescent Immunoassay
Note:    Interpretive Data: Thyroglobulin (Tg) is measured by the Immulite 2000 method. Results obtained with different assay methods or kits cannot be used interchangeably. The Tg result, regardless of concentration, should not be interpreted as absolute evidence for the presence or absence of papillary or follicular thyroid cancer. This test is FDA cleared but is not labeled for use with FNA fluid.
Processing Info:    
Centrifuge the sample to remove cellular mateial. Specimen must be clear, not viscous or bloody, and clear of particulate material.

Write the source of the sample on the ARUP container and on the packing list.