TBG Thyroid Protein Test | Lahalak Medical Platform

Helps in the accurate interpretation of thyroid test results by measuring the hormone carrier protein, especially during pregnancy or when using contraceptive pills.

Scientific name: Thyroxine Binding Globulin (TBG) Test

Test that measures Thyroxine-Binding Globulin (TBG) concentration in serum. It is the main protein that binds thyroid hormones (T4 and T3) and transports them in bloodstream. Changes in TBG level affect reading of "total" thyroid hormones, while "free" active hormones remain stable.

Thyroxine Binding Globulin (TBG) Test - Thyroxine Binding Globulin Test
Service type Laboratory test (Blood)
Duration 10-15 minutes
Fasting Fasting is not required

Included Services

  • Accurate measurement of the level of TBG protein in the serum.
  • Consult an endocrinologist to interpret the results.
  • Personal support services from Halak.

Medical Service Information

Conditions & Notices

  • Fasting: Not required, but preferable if other tests are requested along with it.
  • Sample type: Venous blood sample.
  • Inform your doctor about all medications, especially birth control pills, estrogen, and anabolic steroids.
  • Accompanying tests: Usually requested along with TSH, FT4, and total T4 for a complete interpretation.

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