What Causes Eyelid Dermatitis?

Blepharitis is a common disease in ophthalmology. Inflammation of the eyelid tissue, manifested by eyelid congestion, edema, pain, cramps, and excessive tear secretion. Often due to chronic conjunctivitis, refractive error, wind dust or long-term stimulation of irritating gases. According to the related factors, it can be divided into seborrheic dermatitis, atopic dermatitis, and immunodeficiency dermatitis.