Thyroid

TSH

A hormone that signals the thyroid gland to make thyroid hormones.

thyroidhormonesmetabolismlipids

About this biomarker

TSH, or thyroid-stimulating hormone, is made by the pituitary gland and helps regulate thyroid hormone production. It is often the first test used in thyroid screening.

Why it matters

It helps assess whether the thyroid system appears underactive or overactive.

What lower levels may suggest

Low TSH may suggest an overactive thyroid pattern or certain pituitary-related issues.

What higher levels may suggest

High TSH may suggest an underactive thyroid pattern.

Common tests

TSH, thyroid panel, reflex TSH with free T4

Your trend

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Disclaimer: This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always consult a qualified healthcare provider with questions about your health.