Overview of Neurotrophic Keratopathy and a Stage-Based Approach to Its Management.

Neurotrophic keratopathy (NK) occurs because of disruption of corneal sensory innervation. There are many etiologies that can lead to NK, such as infection, trauma, topical medication use, cornea surgery, and intracranial tumors among others. We review the current available treatment options and provide a stage-based approach to its management.