Thyroxine-Binding Globulin

General

Synonym/Acronym:
TBG.

Rationale
To evaluate thyroid hormone levels related to deficiency or excess, to assist in diagnosing disorders such as hyperthyroidism and hypothyroidism.

Patient Preparation
There are no food, fluid, activity, or medication restrictions unless by medical direction.

Normal Findings
Method: Chemiluminescent Immunoassay.

Conventional UnitsSI Units (Conventional Units × 1)
13–39 mcg/mL13–39 mg/L

Critical Findings and Potential Interventions
N/A

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