A randomized crossover trial evaluated the efficacy of different l-thyroxine dosing strategies and different target thyroid-stimulating hormone (TSH) ranges in patients with treated hypothyroidism.

Low TSH levels may suggest hyperthyroidism, which causes symptoms like weight loss and increased appetite. High TSH levels can be a sign of hypothyroidism, with symptoms like weight gain and fatigue.

Please provide your email address to receive an email when new articles are posted on . Polygenic score was a stronger predictor of TSH levels than free T 4 in two study cohorts. Using polygenic score ...

New research suggests that a slightly underactive thyroid may affect a women's ability to become pregnant -- even when the gland is functioning at the low end of the normal range. New research ...

This report summarizes some interesting and potentially important aspects relating to thyroid disease that were presented at the 14th Annual Meeting of the American Association of Clinical ...

Normal TSH values vary widely depending on age, and the ranges of normal values are typically higher in older adults. This is important, as a select number of patients manifest recurrent symptoms ...

Dear Dr. Roach • I’m a 69-year-old woman with hypothyroidism. Although my TSH score is in the high-normal range, a new doctor recently increased my dosage of levothyroxine just slightly because of ...

High TSH levels can mean you have an underactive thyroid or a pituitary gland tumor. Low TSH levels can mean you have an overactive thyroid or issues with the pituitary gland. TSH levels are first ...

Studies published during the past decade have enabled researchers to gain new insights into the diagnosis, physiology and treatment of thyroid disease during pregnancy. The previously recommended TSH ...

Seasonal variation in one of the hormones used to monitor thyroid function could in turn lead to false diagnoses of subclinical hypothyroidism and unnecessary prescriptions of levothyroxine, says Yale ...

Patients with signs and symptoms of hypothyroidism, recurrent headaches or visual field defects, as well as concomitant or pre-existing hypothalamic or pituitary disorders, should be investigated for ...