What is red and swollen eyelids?

The upper eyelid part shows redness and swelling, which is a common symptom in ophthalmology. It is normally caused by the following reasons: first, it is caused by infection in the eyelid part, such as blepharitis, acute styitis, acute eyelid cellulitis, etc., and does not pay attention to eye hygiene, rubbing eyes with dirty hands, etc., and needs to be treated with antibiotic eye ointment; second, it is caused by angioneurotic edema, and the capillary permeability in the subcutaneous tissue of the eye skin is increased; Third, it is caused by allergic factors, such as allergic eyelid dermatitis, eyelid contact dermatitis, etc. For allergic factors and eyelid edema caused by angioneurotic edema, hormone eye ointment can be applied for treatment, such as tobramycin dexamethasone eye ointment, etc.