The conjunctiva is the outermost ocular epithelial layer, lining the ocular surface.Trauma, insect bite allergy or autoimmune conditions can cause conjunctival necrosis. Rarely, post-surgical intervention after excess cautery or mitomycin C usage can lead to conjunctival necrosis. In this report, we see a young patient with post-phacoemulsification conjunctival necrosis and ulceration.A 33-year-old woman who had blurred vision was diagnosed with bilateral presenile cataract and underwent uneventful phacoemulsification in her left eye under local anesthesia. Her initial 1-week postoperative