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Doctor insights on: Fast Before Thyroid Tsh Blood Test

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What does it mean if my thyroid blood test is TSH 0.13*?

What does it mean if my thyroid blood test is TSH 0.13*?

See endocrinologist: to check other tests- find out why it is abnormal could be overactive thyroid or underactive pituitary ...Read more

Dr. Quang Nguyen
893 doctors shared insights

Thyroid Stimulating Hormone (Definition)

A TSH test measures the amount of thyroid stimulating hormone (TSH) in your blood. TSH is produced by the pituitary gland and tells the thyroid gland to make and release the hormones thyroxine ...Read more


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What does medium range mean with a thyroid blood test, tsh, ft3 and ft4 is it good or bad?

What does medium range mean with a thyroid blood test, tsh, ft3 and ft4 is it good or bad?

"Normal": I suspect "medium range" means normal. You really should discuss the results of tests with the doctor who ordered them since there may be particulars in your case so that "normal" is not normal. ...Read more

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Can you still have thyroid problems that the basic TSH blood test doesn't show? Is the full TSH blood panel better?

Can you still have thyroid problems that the  basic TSH blood test doesn't show? Is the full TSH blood panel better?

TSH and freeT4: Tsh and free T4 should be able to diagnose most thyroid problems, at least those related to function. Other tests are needed or helpful for other thyroid disorders, such as thyroiditis, cancer, etc. ...Read more

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I'm 27. my blood test showed low TSH, and total T-3 and free T-4 are both high. what symtomps should I be having? I dont feel classic thyroid symptom

I'm 27. my blood test showed low TSH, and total T-3 and free T-4 are both high. what symtomps should I be having? I dont feel classic thyroid symptom

Remember: Hyperthyroidism - which appears to be the case with based on your biochemical studies - can present with a spectrum of symptoms. Not everyone has tremor, palpitations, anxiety, emotional lability, weakness, heat intolerance, increased perspiration, and/or weight loss. But your testing does suggest that you need further evaluation for the cause of your hyperthyroidism. ...Read more

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If you have thyroid cancer will your TSH level in your blood test be bad?

If you have thyroid cancer will your TSH level in your blood test be bad?

No: Your blood tests can all be completely normal with thyroid cancer. There is absolutely no correlation between your blood tests and thyroid cancer. The only way to diagnose thyroid cancer is by fna of a suspicious nodule. ...Read more

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If you have thyroid cancer will your TSH level in your blood test abnormal?

If you have thyroid cancer will your TSH level in your blood test abnormal?

No: A physician cannot tell that you have thyroid cancer by looking at the TSH level. The best way to evaluate for malignancy in a thyroid is to perform a fine needle biopsy. ...Read more

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Dr. Michael Gabor
13 doctors shared insights

Thyroid (Definition)

The thyroid is an endocrine gland that sits in the lower part of the neck. It produces thyroid hormone - which ...Read more