The 13-year-old girl has tear trough, it is recommended that you can temporarily observe, regular routine, and if necessary, give surgical treatment to help improve. 1. Conservative observation: most 13-year-old girls are still in the developmental stage, when the tear trough is shallow can also be temporarily observed, and does not affect the normal life of the child, it is possible that with the growth of the child tear trough will slowly disappear. 2. Regular work and rest: due to academic pressure most of the high school students stay up late, this habit will lead to tear trough and other bad appearance. It is recommended to pay attention to rest, do not stay up late, so as not to aggravate the symptoms of tear trough. 3. Surgical treatment: If the tear trough is obvious and seriously affects the psychological and life, you can also take the appropriate surgical treatment to help improve, such as eyelid bag correction, autologous fat filling, etc. At 13 years of age, you are still a minor, and there is a risk of eyelid ectropion, scarring and other risks of the surgery, so it is not recommended to have surgical treatment. For 13 year old girls with tear troughs, it is advisable to take your child to a regular hospital to seek help and treatment from a specialist. It is also important to maintain a good diet and lifestyle.