• The Magic of the Blue: Trypan Blue as a Vital Dye Description: Ocular surface and tear film dysfunction impacts vision and affects the results of any refractive surgery, including Premium IOL and LASIK. Diagnosis of tear film dysfunction is a critical part of ophthalmic evaluation, but it is truly challenging in mild cases. The video provides a new insight for the evaluation of the ocular surface, using Trypan Blue dye techniques. Submitted by Dr. Renato Ambrosio Jr. (Brazil) Subspecialty: Cataract / Anterior Segment Level: Beginner Uploaded By: ISRS Multimedia Library