Does hypothyroidism lead to thyroid cancer?

Written by Gan Jun

Endocrinology

Updated on December 17, 2024

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Hypothyroidism and thyroid cancer are two different types of thyroid diseases; hypothyroidism does not cause thyroid cancer, and there is no necessary connection between the two. Hypothyroidism refers to a decrease in thyroid function levels, caused by abnormalities in the secretion and synthesis functions of the thyroid, closely related to disorders of the endocrine system. In contrast, thyroid cancer is a change in tissue nature due to malignant transformation in thyroid tissue cells, it is not related to the thyroid's endocrine functions, and currently, there is no research indicating that hypothyroidism increases the likelihood of developing thyroid cancer. Patients with thyroid diseases should undergo dynamic thyroid ultrasonography and monitoring of thyroid function to further clarify their condition.

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Written by Yan Chun

Oncology

48sec

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Early symptoms of thyroid cancer

In the early stages, most thyroid cancer patients do not exhibit obvious symptoms. A minority of patients may inadvertently find that thyroid nodules grow rapidly and these nodules have slightly limited mobility and mild pain upon palpation. Some patients with medullary thyroid cancer may experience symptoms like facial flushing early on due to abnormal hormone secretion in the body. Additionally, clinical symptoms are not commonly seen in the early stages of thyroid cancer. Only as the disease progresses can symptoms such as neck lumps from regional lymph node metastasis, as well as distant spread, cause clinical symptoms like neck swelling, chest tightness, and difficulty breathing.

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Written by Gong Chun

Oncology

58sec

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Early symptoms of thyroid cancer

Early symptoms of thyroid cancer: First, differentiated thyroid cancer often exhibits no symptoms in its early stages, only accidentally discovered nodules that vary in size and texture on the front of the neck. Some patients are only diagnosed during routine physical exams or through imaging studies, with clinical symptoms being relatively rare. However, more symptoms and signs may appear in the later stages. Second, medullary thyroid cancer presents some unique symptoms, such as persistent diarrhea, typically watery, and a syndrome involving the endocrine system. Patients may exhibit facial flushing, elevated blood pressure, and decreased blood calcium levels, accompanied by other conditions, such as parathyroid adenomas, multiple mucosal neuromas, and pheochromocytomas, which also manifest specific symptoms.

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Written by Gan Jun

Endocrinology

1min 2sec

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Can hypothyroidism in women lead to thyroid cancer?

Women with hypothyroidism generally do not develop thyroid tumors, as there is no necessary correlation between the two. Hypothyroidism is caused by a decrease in the synthesis and secretion of thyroid hormones in the body, leading to a series of symptoms associated with a slowed metabolic rate. The occurrence of hypothyroidism is due to a reduction in the synthesis and secretion of thyroid hormones, while thyroid cancer is mainly due to a change in the nature of the thyroid tissue. Decreased thyroid function is caused by an abnormality in thyroid secretion function. Therefore, it is advised that such patients should not worry too much, avoid placing too much mental and psychological stress on themselves, maintain a good daily routine, avoid staying up late, smoking, or drinking alcohol, and regularly review their thyroid ultrasound and thyroid function to dynamically observe the occurrence and development of thyroid diseases.

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Written by Gong Chun

Oncology

42sec

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What department should thyroid cancer see?

Firstly, thyroid cancer is the most common malignant tumor in the neck area. Therefore, it is recommended to consult with the most professional oncology department for diagnosis and treatment when the disease occurs. If thyroid cancer is operable, surgery can be performed by the head and neck surgery department. After surgical treatment, if radiotherapy and chemotherapy are needed, it is still recommended to see an oncologist for treatment and specific therapies. Thus, different departments may be consulted during different stages of the disease, but the primary recommendation is still to seek treatment from the oncology department.

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Written by Zhang Li

Endocrinology

57sec

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The Differences between Thyroiditis, Hyperthyroidism, and Thyroid Cancer

Thyroiditis, hyperthyroidism, and thyroid cancer are clinically distinct conditions. Thyroiditis refers to inflammatory changes in the thyroid, either autoimmunity-related, suppurative or due to inflammation. Hyperthyroidism broadly refers to a functional change, which can result from various thyroid changes caused by diseases, including external damage and inflammation, leading to symptoms of hyperthyroidism. However, these manifestations should not be confused with each other, with the latter more closely related to autoimmune thyroiditis. Thyroid cancer, on the other hand, is a malignant alteration that also occurs in the thyroid gland but is not closely related to thyroiditis or hyperthyroidism. Generally, thyroid cancer is malignant, while thyroiditis and hyperthyroidism are benign, chronic conditions.