Doctor insights on:
What Is Low Tsh With Reflex Ft4
What does low TSH 0.2 with normal free T4 mean?What is its treatment and does it need to be taken all life long?
Likely normal: Your TSH may be slightly low and may be normal for you. Do you have any symptoms? It is generally not a good idea to treat lab values. All lab results need to be interpreted in the clinical context and the doctor who ordered the tests is usually in the best position to do that. It is likely that you need no treatment, however, it would be prudent to follow your doctor's advice for follow up tests. ...Read more
Very low TSH with high normal free T4. Twitching. Changed dose. How long til levels normal out? Still twitching 2 weeks later. Had basic neuro exam.
What did you: change the dose of? If it's thyroid replacement, it can take weeks for the level to normalize, asumming you're now on the correct dose. If it's an ANTI-thyroid drug, it can takes months to work as it only inhibits the formation of NEW thyroid hormone, not the hormone that's already been manufactured. ...Read more
Could a low TSH but normal Free T4 mean a Pituitary problem? Or would that be more indicative of the start of Hypothyroidism?
Sounds normal: Your description is consistent with normal thyroid function, but if you are concerned, you could provide exact numbers for us to review. ...Read more
Had total thyroidectomy 10 years ago. Currently 8 weeks pregnant, taking synthroid (thyroxine) 125mcg. Very low TSH 0.01 and high free T4 at 26 (normal 12-22). ?
Way off: That dose of thyroid needs to be reduced ASAP. Please consult with your doctor right away. I'm guessing they're doing that already if they received those test results. ...Read more
Thyroid antibodies are high, my free T4 low, TSH & free T3 (liothyronine) in normal range, on whole thyroid yet exp 2-4lb weight fluctuation & hair loss- what next?
Imaging: If not done so, proper imaging of the thyroid is indicated, including ultrasound and nuclear thyroid uptake scan. You may be suffering from hashimoto's thyroiditis, an immunologic condition that affects your thyroid gland causing inflammation and often leads to an underactive thyroid gland (hypothyroidism). Hashimoto's disease is the most common cause of hypothyroidism in the United States. ...Read moreSee 2 more doctor answers
Tsh, 3rd generation w/reflex to ft4 results are 0.89. I am fatigued, overweight, vitamin deficient, and sleep 10-11 hours/night. Is this result low?
Within normal limits: Your free T4 level is within normal limits. The symptoms you described do not lend to providing a meaningful opinion without more history, physical examination and the lab data. It would be prudent to discuss the matter with your doctor. ...Read more
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