A Second Look at the Impact of Normal Saline on the Incidence of Exposure Keratopathy

Dear Editor, This letter is in response to the article written by Davoodabady et al.[1] Unconscious patients are prone to exposure keratopathy, especially due to loss of cornea reflex and lack of tear production, which are natural protective mechanisms for the eyes.[2] Such patients cannot nictitate and close their eyelid due to reduction in consciousness level and receiving tranquilizers and anesthetic medicines. As a result, the risk of eye injuries such as dryness, abrasion, tear, and keratitis increases.[3]....