Children 9 years old upper eyelids have been swollen, the first to rule out emotional diet and other physiological conditions, soothe the emotions and reduce the water before bedtime can be relieved, other such as kidney disease, allergies, etc. need to seek medical attention. Children’s eyelids are swollen for a variety of reasons, including crying before or during sleep, excessive drinking before bedtime, etc. Physiological swelling can be relieved by calming the child’s emotions and reducing the amount of water consumed before bedtime. If the physiological eyelid swelling is excluded and occurs repeatedly and persistently, we need to consider allergy, nephritis, nephrotic syndrome and other nephrogenic edema. Pathological conditions need to be targeted line emetine eye drops and other antihistamines to deal with allergy-induced eyelid swelling; under the guidance of the doctor for systemic use of prednisolone and other hormone treatment of nephrotic syndrome and other renal diseases. Children 9 years old upper eyelid has been swollen, need to actively seek medical attention, clear cause for targeted treatment, drugs need to be under the guidance of a physician reasonable application.