Thyroid Blood Tests Index

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Thyroid blood tests determine the adequacy of the levels of thyroid hormones in in a patient. The blood tests can determine if the thyroid gland's hormone production is normal, overactive , or underactive. The level of thyroid hormones may help to diagnose hypothyroidism or hyperthyroidism. The test may also point to other diseases of conditions of the thyroid gland.

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    • Hypothyroidism Hypothyroidism is any state in which thyroid hormone production is below normal. Normally, the rate of thyroid hormone...learn more »
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      Hypothyroidism Article
      • Hypothyroidism facts
      • What is hypothyroidism?
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      • Introduction to dizziness (feeling dizzy)
      • What are some common causes of dizziness?
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      • How is dizziness/vertigo diagnosed?
      • How is dizziness treated?
    • Hyperthyroidism Hyperthyroidism is an excess of thyroid hormone resulting from an overactive thyroid gland. Symptoms can include increased heart...learn more »
      In This Article
      Hyperthyroidism Article
      • What is hyperthyroidism?
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      • Thyroid hormone regulation - the chain of command
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      • What are the symptoms of hyperthyroidism?
      • How is hyperthyroidism diagnosed?
      • How is hyperthyroidism treated?
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      Muscle Spasms Article
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      • What causes a muscle spasm?
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Terms related to Thyroid Blood Tests:

  • Blood Test, Thyroid