Pain in the corner of the eye may be caused by granuloma or visual fatigue. 1. Granuloma: It is an inflammation caused by acute bacterial infection of the eyelid glands or eyelash follicles, which is more common in children and adolescents. Once granuloma is formed, the eyelid area may have pain symptoms, and there are localized congestion, redness, nodule formation and other manifestations. At this time, we should pay attention not to squeeze the local, otherwise it may lead to further aggravation of infection symptoms, and even the formation of acute cellulitis of the eyelids, etc. You can use warm towels to do local hot compresses, and apply antibiotic eye ointment to eliminate the inflammation, commonly used are ofloxacin ophthalmic ointment, tobramycin ophthalmic ointment, and so on. Eye ointment should be used according to the doctor’s prescription. 2. Visual fatigue: it is caused by excessive use of the eyes, for example, watching electronic products for a long time, which will cause dry eyes, pain and other symptoms. Need to pay attention to develop good eye habits, pay attention to rest, if necessary, under the guidance of a doctor to use eye drops symptomatic treatment, such as seven leaves of digitalis glycosides eye drops. When symptoms appear, patients should go to the hospital in time, clear cause, symptomatic treatment, so as not to delay the condition.