Thyroid cystic nodules are malignant lesions?

Thyroid cystic nodules are mostly benign, but there are malignant proportions, requiring professional evaluation. Benign periodic review, malignant need further examination and treatment. Thyroid cystic nodules are mostly benign lesions, but there are also a certain proportion of malignant. Thyroid cystic nodules are cystic structures containing fluid in the thyroid, usually caused by thyroid tissue degeneration, autoimmune diseases, inflammation and other reasons. Most thyroid cystic nodules are benign, usually causing no obvious symptoms and no effect on thyroid function. However, in some cases, thyroid cystic nodules may be malignant, especially when the nodules are large, irregular, ill-defined, with blood flow signals inside, accompanied by cervical lymph node enlargement, etc., it is necessary to highly suspect the possibility of malignant disease. For patients with thyroid cystic nodules, doctors usually assess the malignant risk of nodules based on their size, shape, boundaries, blood flow signals, age, gender, family history, etc. For nodules with higher malignant risk, fine needle aspiration cytology or surgical resection biopsy is usually required to confirm the diagnosis. Benign cystic thyroid nodules usually do not require special treatment, and regular thyroid ultrasound can be repeated. If the nodule is large, obvious compression symptoms or cosmetic effects, surgery may also be considered. It is important to note that the diagnosis and treatment of thyroid cystic nodules requires the guidance of a professional doctor. Patients should actively cooperate with the doctor's examination and treatment, and regularly review in order to detect and deal with possible problems in time. In short, most thyroid cystic nodules are benign lesions, but there are also certain malignant proportions. For patients with thyroid cystic nodules, they should seek medical attention in time for detailed examination and evaluation in order to formulate a reasonable treatment plan.