EXPERTISE Areas of Expertise Browse Dr. Sher's areas of clinical expertise and medicolegal consulting experience. Refractive Surgery — LASIK, PRK, LASEK Glaucoma Eye Infections Medical Insurance Fraud Review Corneal Transplants, Corneal Disease, Anterior Segment Disorders Vision Manifestations of Traumatic Brain Injury Ocular Damage from Contaminated Ophthalmic Medications Cataract Surgery and Intraocular Lenses (IOL) Ocular Trauma, Toxic Gas Exposure and & Complex Eye Injuries Ophthalmic Devices & Pharmaceuticals — Patents & PTAB