Hoarseness, due to vocal cord paralysis after thyroid surgery, may be potentially related to injury to the recurrent laryngeal nerve.

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Mr Stewart's lawyer has said the show was cancelled because of the thyroid cancer surgery he underwent in May 2000, and that offers to play a rescheduled date had been spurned.

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Argentina's Cristina Fernandez, 58, is due to have surgery for thyroid cancer on 4 January.

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We could monitor the thyroid cancer and plan surgery in a few months.

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Radioactive iodine treatment is often used after thyroidectomy to destroy any remaining healthy thyroid tissue, as well as microscopic areas of thyroid cancer that weren't removed during surgery.

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Three-quarters have involved my specialty, endocrine surgery surgery for endocrine organs such as the thyroid, the parathyroid, and the adrenal glands.

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Ebert has fought cancer in his thyroid and salivary glands, and lost the ability to speak following surgery.

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