The round sliding thing above the laryngeal nodes may be thyroglossal cysts, thyroid nodules and sebaceous cysts. 1. Thyroglossal cyst: a developmental disease, mostly develops in adolescence, rarely malignant. The examination shows that there is a semicircular elevated swelling in the subcutaneous area of the neck above the laryngeal node, which can move up and down with swallowing. It can move up and down with swallowing. It will increase in size when infected, and there are symptoms such as localized pain, discomfort in swallowing and foreign body sensation in the pharynx. 2. Thyroid nodule: If the nodule is benign, the activity is good. When the volume is small, there will be no obvious symptoms. If the volume of thyroid cyst nodule is relatively large, there will be local compression symptoms, dysphagia, dyspnea and so on. 3. Sebaceous cysts: Sebaceous gland ducts can be blocked to form a cyst-like swelling, which is a round and sliding thing on the surface of the body. If the above symptoms occur, please consult the doctor for a clear diagnosis and follow the doctor’s instructions to standardize the treatment, and do not delay the diagnosis and treatment by self-medication.