All operations and procedures are risky and can result in unsuccessful results, complications, and injury from both known and unknown causes.
Complications that may occur days, weeks, or even months later include but are not limited to: poor vision; loss of corneal clarity; bleeding;
infection; double vision and injury to parts of the eye and nearby structures from the procedure or anesthesia. The pterygium may grow back. You
may need additional treatment or surgery to treat these complications.
In addition to the usual complications of pterygium excision, Mitomycin-C may cause blurred vision, worsened or loss of vision, ocular pain, ocular
surface irritation, sensitivity to light, delayed healing, scleral or corneal melt with perforation, scarring of the conjunctiva or cornea, iritis, glaucoma,
cataract, and possible need for further eye surgery.