Under What Circumstances Should Fine Needle Aspiration Biopsy Be Performed For Thyroid Nodules?

Under what circumstances should fine needle aspiration biopsy be performed for thyroid nodules.

During the ultrasound examination of thyroid nodules, fine needle aspiration biopsy is recommended for nodules that meet the following conditions:

1. A solid hypoechoic nodule with a diameter greater than 10 mm.

2 Ultrasound examination of thyroid nodules of any size suspected of extracapsular growth or cervical lymph node metastasis. 3. Children or adolescent patients with a history of cervical radiation exposure; first-degree relatives of patients with papillary thyroid carcinoma (PTC), medullary thyroid carcinoma (MTC), or multiple endocrine neoplasia type 2 (MEN2). There is thyroid cancer Those with a history of surgery. Those with elevated calcitonin levels without any interfering factors.

4. Although the diameter is less than 10 mm, the ultrasound examination found nodules with signs related to malignant lesions [hypoechoic and/or irregular borders, elongated shapes, microcalcifications or disturbance of blood flow signals in the nodules].

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