Thyroid hypoechoic border is not clear and regular shape may be thyroid nodules under the ultrasound description, thyroid nodules can be divided into benign nodules and malignant nodules, benign nodules can be regularly followed up, malignant nodules are generally active surgical treatment. The specific treatment plan should be based on the specific condition under the guidance of the doctor. 1. Benign thyroid nodules: patients should undergo regular physical examination and thyroid function tests; for larger thyroid nodules that cause breathing and swallowing difficulties, surgical resection may be considered. 2. Malignant thyroid nodules: malignant thyroid nodules are mainly treated by surgical resection, the scope of resection may include part of the surrounding thyroid tissue or even most or all of the thyroid gland in addition to the nodules. After surgical removal of the nodule, some patients need to use levothyroxine sodium tablets to maintain normal thyroid hormone levels in the body. If you find a thyroid nodule, you should go to the hospital in time to clarify the benign or malignant nature of the nodule and standardize the treatment under the guidance of your doctor.