Does a thyroid nodule require surgery?
Jun 28, 2022
Source: Cainiu Health
Dr. Pan Yongyuan
Introduction
In general, thyroid nodules do not necessarily require surgical treatment; management should be individualized based on the patient’s clinical condition. For instance, if a thyroid nodule is confirmed to be benign and measures less than 1 cm in diameter, routine follow-up with thyroid ultrasound and thyroid function tests every three months is sufficient to monitor for any changes. However, if a thyroid nodule is suspicious for malignancy, surgical intervention is indicated.
Thyroid nodules are a condition caused by abnormal thyroid cell growth. Some patients diagnosed with thyroid nodules assume that surgery is necessary—so, is surgery required for thyroid nodules?
Is surgery required for thyroid nodules?
In most cases, surgery is not mandatory for thyroid nodules; the treatment approach should be determined based on the individual patient’s clinical condition. For instance, if a nodule is confirmed benign and measures less than 1 cm in diameter, routine monitoring—such as thyroid ultrasound and thyroid function tests every three months—is typically sufficient to dynamically assess disease progression. However, if a nodule is suspicious for malignancy, surgical intervention is indicated. Intraoperative frozen-section pathology can be performed during surgery to confirm the diagnosis. If malignancy (i.e., thyroid cancer) is confirmed, a total or near-total thyroidectomy is generally recommended, followed by adjuvant radioiodine therapy and/or thyroid hormone suppression therapy.
Surgery may also be indicated when thyroid nodules or goiter cause compressive symptoms or significant enlargement that impairs daily life or work. Additionally, surgical management is warranted in cases of multinodular goiter complicated by hyperthyroidism or when thyroid cancer is suspected. Research indicates that goiter—not only increases the risk of thyroid cancer but may also lead to hyperthyroidism—and therefore warrants early surgical intervention. Chronic lymphocytic thyroiditis (Hashimoto’s thyroiditis) and other forms of thyroiditis generally require surgery only when malignancy is suspected. All other thyroid nodules should undergo thorough clinical evaluation; any abnormalities identified warrant further diagnostic workup and appropriate management.
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