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NAME | METHOD | REFERENCE RANGE | UNITS |
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Thyroxin Binding Globulin | ICMA | view ref range | ug/mL |
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TYPE | VOLUME | TEMPERATURE | INSTRUCTIONS |
PRIMARY | ||||
1 | Serum | 1 (0.4) mL | Ambient - 7 Day(s), Refrigerated - 7 Day(s), Frozen - 2 Month(s) |
Determine binding capacity for T4; document cases of hereditary deficiency of TBG, in work-up of thyroid disease, particularly in patients with low T4, high T3 (uptake) who clinically seem eumetabolic. Such patients may have hereditary anomalies of TBG and may not require treatment. |