What is an autonomously functioning nodule?

Autonomously functioning thyroid nodules (AFTNs) are thyroid-stimulating hormone (TSH)-independent, thyroid hormone-secreting nodules against a background of a TSH-responsive thyroid, and appear as nodules that have excess trapping of isotope compare to the surrounding normal thyroid tissue in technetium-99 m …

Are thyroid adenomas functional?

A thyroid adenoma may be clinically silent (“cold” adenoma), or it may be a functional tumor, producing excessive thyroid hormone (“warm” or “hot” adenoma). In this case, it may result in symptomatic hyperthyroidism, and may be referred to as a toxic thyroid adenoma.

What is a functioning thyroid nodule?

Thyroid nodules are solid or fluid-filled lumps that form within your thyroid, a small gland located at the base of your neck, just above your breastbone. Most thyroid nodules aren’t serious and don’t cause symptoms. Only a small percentage of thyroid nodules are cancerous.

Is thyroid nodule same as adenoma?

Thyroid adenoma is a benign lesion of the thyroid gland. There are two types of thyroid adenomas, follicular and papillary. Thyroid adenoma usually presents as a solitary thyroid nodule.

Can thyroid adenomas become malignant?

Conclusion: Some benign thyroid nodules have malignant potential. Further molecular testing of these tumors can shed light on the pathogenesis of early malignant transformation.

Can a benign thyroid nodule cause symptoms?

Symptoms of thyroid nodules Most thyroid nodules don’t cause symptoms. For people who do have symptoms, they may have trouble swallowing or breathing or have a feeling of fullness, pain, or pressure in the throat or neck. Some people might notice a lump in their neck when they look in the mirror, but this is uncommon.

What is adenoma thyroid symptoms?

Symptoms of Thyroid Adenoma In addition to hyperthyroidism, people with a thyroid adenoma might experience vocal changes, hoarseness, and trouble swallowing or breathing. These symptoms occur when the thyroid adenoma is pushing against the larynx, trachea (windpipe), and other structures in the throat.

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