Ectropion in Dermatologic Surgery: Exploration and Reconstruction Techniques.

Ectropion, or eyelid eversion, is the most common form of eyelid malposition. By impairing the eyelid's protective function, ectropion can cause epiphora, lagophthalmos, keratinization, chronic irritation, pain, and ulceration. There are 5 types of ectropion, each with a different cause: congenital, paralytic, involutional, cicatricial, and mechanical.