Can your TSH be normal and still have thyroid problems?
An individual may have normal TSH levels but still not be utilizing thyroid stimulating hormone correctly, leading to a thyroid imbalance. Your doctor should also be looking at your other values such as T3 and T4 levels. These can provide more information about how well your thyroid is actually functioning.
What is the thyroid hormone called?
The thyroid makes two hormones that it secretes into the blood stream. One is called thyroxine; this hormone contains four atoms of iodine and is often called T4. The other is called triiodothyronine, which contains three atoms of iodine and is often called T3.
Is thyroxine the same as TSH?
Understanding the two main thyroid hormones: T3 & T4 The TSH is then what helps your thyroid gland release T4 and T3. Without TSH, the system would fail. Thyroxine (T4) is responsible for your metabolism, mood, and body temperature, among other things.
What is the normal TSH level for thyroid?
TSH normal values are 0.5 to 5.0 mIU/L. Pregnancy, a history of thyroid cancer, history of pituitary gland disease, and older age are some situations when TSH is optimally maintained in different range as guided by an endocrinologist. FT4 normal values are 0.7 to 1.9ng/dL.
What time of day is TSH highest?
Yes. TSH concentration follows a diurnal rhythm. Typically, the peak occurs around midnight and the nadir (~50% of the peak value) around mid-day.
What is considered a very high TSH level?
The standard reference range for the TSH level is anywhere between 0.30 and 5.0 uIU/mL. If your TSH level is higher than 5.0 uIU/mL, then the lab will flag you as “high,” and you may experience the symptoms listed above 5.0 uIU/mL. Values of the TSH level more than 10.0 uIU/mL need long-term thyroid supplements.
What are the side effects of high TSH levels?
Symptoms of high TSH levels
- Depression.
- Fatigue.
- Slow heart rate.
- Puffiness in the face.
- Cold intolerance.
- Weight and appetite changes.
- Hair loss and thinning.
- Constipation.