Free T4 Thyroid Test | Lahalak Platform
Measures the active form of thyroxine to accurately diagnose thyroid disorders and regulate your body's metabolism, energy levels, and daily physical activity.
Scientific name: Free Thyroxine (FT4) Test
The focus of free thyroxine (FREE T4) is measured in serum, which is unlined by blood proteins (such as albums and TBG) of total thyroxine (T4). FT4 represents the active physiological form of biology capable of entering cells and organizing metabolism (metabolism). FT4 is a more reliable indicator of the actual thyroid function of T4 measurement,...
Service type
Hormonal Test
Duration
10-15 minutes
Fasting
Fasting is not required
Included Services
- Detailed analysis of the level of free thyroxine (Free T4) hormone in the serum
- Consult an endocrinologist or internist to interpret the results.
- Personal support services from Lahalak
Medical Service Information
Conditions & Notices
- Fasting is not routinely required before the test is performed.
- It is preferable to draw the sample in the morning (between 8-10 am) if possible, because thyroid hormone levels may show slight fluctuations throughout the day.
- The doctor or laboratory should be informed of all medications and supplements being taken, especially:
- Thyroid medication (levothyroxine): The dose should be taken after the sample is drawn, unless otherwise directed by the doctor.
- Birth control pills or hormone replacement therapy.
- Medications containing biotin (vitamin B7) in high doses should be discontinued for several days before testing because they may interfere with some measurement methods.
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