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Thyroglobulin Tumor Marker, by CIA

Thyroglobulin, Tumor Marker, Serum

Alternate Test Name

Thyroglobulin, Tumor Marker, by CIA

Epic Mnemonic
Sunquest Mnemonic

LAB3208
TGLOBB

Category

Sendouts

Methodology

Immunoenzymatic Assay

Test Performance Schedule

Monday - Saturday

Result Availability

1 – 3 days

Specimen Required

Container

Red top (serum) tube

Volume

Pref. Vol.: 1.0 mL
Min. Vol.: 0.5 mL

Collection Instructions

• Routine venipuncture
• Clot 30 minutes
• Promptly centrifuge 15 minutes
• Immediately transfer serum to separate plastic tube
• Refrigerate

Transportation Instructions

Refrigerated

Stability

After separation from cells:
• Room temperature: Unacceptable
• Refrigerated (preferred): 7 days
• Frozen: 30 days

Causes for Rejection

• Grossly hemolyzed specimen
• Plasma, serum gel tube, or whole blood

Remarks

Patient Preparation: For 12 hours before this test do not take multivitamins or dietary supplements containing biotin (vitamin B7), which is commonly found in hair, skin, and nail supplements and multivitamins

CPT Codes

84432 – Thyroglobulin, tumor marker
86800 – Thyroglobulin antibody screen

Effective/Revised

11/20/2019

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