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Doctor insights on: Tsh Reflexive

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What is tsh?

What is tsh?

Activates thyroid.: Tsh, or thyroid stimulating hormone, is a hormone made in the pituitary gland to control how much thyroid hormone is made and released into the bloodstream. High levels of TSH mean the pituitary thinks the body needs more thyroid hormone(that thyroid levels are too low), and low levels of TSH mean that the pituitary thinks the body needs less thyroid hormone. ...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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Tsh 6.5 level is high?

Tsh 6.5 level is high?

YES: The normal range i our area is 0-4 to4mlu/l it varies from area to area and lab but never from 0.5 to5.5 mlu/l. 6.5 is high. Thanks. ...Read more

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How to reduce my TSH ?

How to reduce my TSH ?

Thyroid hormone.: An elevated TSH usually is seen with low thyroid hormone levels in the blood, i.e. Hypothyroidism. Taking thyroid hormone corrects the high TSH level. ...Read more

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Fluctuating TSH levels?

Fluctuating TSH levels?

Depends: Are you on thyroid replacement currently? Tsh can fluctuate if you are on the wrong kind of thyroid replacement, or you are not taking it regularly, or lab misinterpretation...Work closely with your doc or see a thyroid specialist if this continues to be a problem. ...Read more

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Is there synthetic tsh?

No: Tsh is produced in the anterior pituitary gland in the brain. Its function is to regulate thyroid hormone production in the thyroid gland itself. The TSH test is just to monitor that feedback loop. If there is too little thyroid hormone, then that is given exogenously because that has a physiologic function. Tsh does not. If the pituitary is treated if it's abnormally producing extra tsh. ...Read more

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Is 2.9 a good tsh score?

Yes: In mIU/L. If this is for screening, this is fine. For deciding how much replacement is required, some physicians like to keep the value a bit lower. ...Read more

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Is a TSH of 6.5 too much ?

A little: Upper limit of normal is 4 to 5. High TSH suggests thyroid deficiency. Consult the site below and see your doctor for replacement therapy. http://www.nlm.nih.gov/medlineplus/ency/article/003684.htm. ...Read more

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My TSH is 3.04 is it normal?

Probably yes: Look at laboratory reference intervals. Tsh 2-3 is normal but if you have additional questions go see your doctor. ...Read more

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