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Anaplastic thyroid cancer

  • Definition

    Anaplastic thyroid carcinoma is a rare and aggressive form of cancer of the thyroid gland.

    Alternative Names

    Anaplastic carcinoma of the thyroid

    Causes, incidence, and risk factors

    Anaplastic thyroid cancer grows very rapidly and is an invasive type of thyroid cancer. It occurs most often in people over age 60. The cause is unknown.

    Anaplastic cancer accounts for only about 1% of all thyroid cancers.