There is a sliding lump on the left side of the neck that does not hurt when pressed, which may be caused by lymph node tuberculosis, subcutaneous lipoma and other diseases, and the patient can follow the doctor’s instructions to take general treatment, drug treatment, physical therapy, surgery and other improvements. 1. Lymph node tuberculosis: For lymph node tuberculosis caused by a sliding lump on the left side of the neck, patients need to rest and strengthen nutrition. You also need to take anti-tuberculosis drugs as prescribed by the doctor, such as isoniazid, rifampicin, etc., to promote recovery. 2. Subcutaneous lipoma: If the above symptoms are caused by subcutaneous lipoma, generally small-sized lipoma needs no treatment. If the subcutaneous lipoma is large or grows too fast, patients can take surgical treatment according to their own situation, such as lipomectomy, fat aspiration, etc. There is a sliding lump on the left side of the neck which is not painful when pressed should go to the regular hospital to clarify the cause of the disease.