It is recommended that a little thickening of the circle under the neck should be treated with caution, because this area, possibly due to the effects of the thyroid gland, if it is something growing on the thyroid gland, it is perfectly possible to have this clinical manifestation of local enlargement and thickening. A preliminary judgment should be made and an ultrasound examination should be performed at the hospital as early as possible, because in most cases, the location, size and even the nature of the growth on the thyroid can be determined by ultrasound examination to determine whether surgery is needed later. If it is indeed a growth on the thyroid gland, it must be treated with caution and in most cases, surgery is required, which is not complicated and involves removing part of the thyroid tissue. So when a similar situation occurs, it is important to make the right judgment and make arrangements for future treatment.