Medically reviewed by Kelly Wood, MD Key Takeaways 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 ...

Please provide your email address to receive an email when new articles are posted on . Of adults receiving levothyroxine therapy for hypothyroidism, 43.8% had either low or high TSH levels. TSH ...

Accurately diagnosing thyroid function is critical to avoid harms of unnecessary treatment. This study found that age-, sex-, and race-specific reference intervals reclassified nearly half of patients ...

Thyroid blood tests help figure out how well your thyroid gland is working. TSH helps the thyroid gland know when to make more thyroid hormones. Free T4 is the type of hormone that becomes active when ...

Earlier this fall, Medscape Medical News spoke to endocrinologists Angela M. Leung, MD, and Karen Tsai, MD, on how to interpret abnormal results of thyroid hormone tests. To address some additional ...

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.

Myxedema is caused by the deposition of hyaluronic acid in patients with thyroid disease. Blood tests can detect thyroid dysfunction, which can result in cardiac, GI, and menstrual disturbances as ...

The results in men were less consistent: low TSH concentration (<0.57 mIU/l, n = 28) was associated with reduced distal radius BMD, but ultradistal radius and hip BMD did not differ from that of men ...