Medically reviewed by Danielle Weiss, MD 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 ...

Medically reviewed by Kelly Wood, MD Key Takeaways TSH influences thyroid hormones that control heart rate, metabolism, sleep ...

If you're like most primary care clinicians, your email inbox is flooded with messages from patients with questions about lab results. A common query: Should I be worried about an abnormal value on a ...

Hyperthyroidism affects TSH levels, causing them to fall below expected ranges. Hyperthyroidism can occur when the thyroid gland in the neck produces too much thyroid hormones, including ...

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 ...

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 ...

Primary hyperthyroidism occurs due to issues within the thyroid gland. Secondary hyperthyroidism is due to the pituitary gland overstimulating the thyroid. To diagnose the type of hyperthyroidism, ...