thyroid gland

Thyroglossal duct cyst

A thyroglossal duct cyst is a fluid-filled pocket in the front of the neck, typically in the midline. It forms along the pathway that the thyroid gland follows during its early development. Normally, the thyroglossal duct disappears after the thyroid gland reaches its final position in the neck, but in some cases, part of the …
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Follicular variant papillary thyroid carcinoma

Background: Follicular variant papillary thyroid carcinoma (FVPTC) is a type of thyroid gland cancer and a subtype of papillary thyroid carcinoma (PTC). As its name suggests, it has features of both follicular and papillary thyroid carcinoma. In particular, it displays the follicular growth pattern of follicular carcinoma, while the cells have the nuclear features characteristic …
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Oncocytic carcinoma of the thyroid gland

Background: Oncocytic carcinoma, also known as Hurthle cell carcinoma, is a rare and distinct type of thyroid cancer characterized by the presence of oncocytic cells. These cells are large, with abundant granular eosinophilic cytoplasm due to the high number of mitochondria and a prominent nucleolus. What are the symptoms of oncocytic carcinoma? Symptoms of oncocytic …
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Adenomatoid nodule of the thyroid gland

An adenomatoid nodule in the thyroid gland refers to a benign (noncancerous) growth, often classified under the broader category of nodular thyroid disease. These nodules are termed “adenomatoid” because they resemble benign tumors known as follicular adenomas; however, they are distinct in that they lack a complete fibrous capsule and often merge with the surrounding …
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Cribriform morular thyroid carcinoma

Cribriform morular thyroid carcinoma (CMTC) is a rare type of thyroid gland cancer. The thyroid is a butterfly-shaped gland in the neck that produces hormones important for metabolism. Cribriform morular thyroid carcinoma is unique due to its specific appearance under the microscope and its association with certain genetic conditions. What are the symptoms of cribriform …
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Encapsulated angioinvasive oncocytic carcinoma of the thyroid gland

Encapsulated angioinvasive oncocytic carcinoma is a type of thyroid cancer. The tumour is called “encapsulated” because it is separated from the normal thyroid gland by a thin band of tissue called a tumour capsule. “Angioinvasive” means cancer cells were found inside at least one blood vessel outside the tumour. Another name for this type of …
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Widely invasive Hurthle cell carcinoma

What is widely invasive Hurthle cell carcinoma? Widely invasive Hurthle cell carcinoma is a type of thyroid cancer. The tumour is called “widely invasive” because groups of cancer cells are found throughout the normal thyroid gland. Another name for this type of cancer is widely invasive oncocytic carcinoma. How is widely invasive Hurthle cell carcinoma …
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Encapsulated angioinvasive Hurthle cell carcinoma

Encapsulated angioinvasive Hurthle cell carcinoma is a type of thyroid cancer. The tumour is called “encapsulated” because it is separated from the normal thyroid gland by a thin band of tissue called a tumour capsule. “Angioinvasive” means that cancer cells were found inside at least one blood vessel outside of the tumour. Another name for …
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Thyroid nodule

A thyroid nodule is an abnormal growth in the thyroid gland. Large nodules can be felt or seen as a lump in the front of the neck. Finding a nodule in your thyroid gland does not necessarily mean that you have cancer. A nodule can be caused by non-cancerous growth or by cancer. Additional tests …
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