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Subclinical Hyperthyroidism - Topic Overview

You may have a very mild form of hyperthyroidism called subclinical hyperthyroidism if your thyroid tests show that:

Subclinical hyperthyroidism is different from hyperthyroidism. Your TSH levels are low but your thyroid hormone levels are normal.

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If you have subclinical hyperthyroidism, you may have no symptoms at all. Or you may lose weight or feel anxious.

People with subclinical hyperthyroidism may also develop some of the more serious problems related to hyperthyroidism such as heart and bone problems. But experts do not know whether the benefits of treating subclinical hyperthyroidism outweigh the risks. For this reason, if you have subclinical hyperthyroidism, your doctor may just watch you closely.

    This information is produced and provided by the National Cancer Institute (NCI). The information in this topic may have changed since it was written. For the most current information, contact the National Cancer Institute via the Internet web site at http:// cancer .gov or call 1-800-4-CANCER.

    WebMD Medical Reference from Healthwise

    Last Updated: June 10, 2013
    This information is not intended to replace the advice of a doctor. Healthwise disclaims any liability for the decisions you make based on this information.
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