Pamela Singleton, 59th Surgical Operations Squadron Retina Clinic manager, grabs a betadine syringe for a patient at Wilford Hall Ambulatory Surgical Center, Joint Base San Antonio-Lackland, Texas, June 14, 2021. Betadine kills germs and assists in preventing infection in the eyes prior to an intra-ocular procedure. (U.S. Air Force photo by Airman 1st Class Melody Bordeaux)

Pamela Singleton, 59th Surgical Operations Squadron Retina Clinic manager, prepares numbing medication for a patient at Wilford Hall Ambulatory Surgical Center, Joint Base San Antonio-Lackland, Texas, June 14, 2021. The Retina Clinic focuses on treating chronic and acute eye diseases to help prevent vision loss. (U.S. Air Force photo by Airman 1st Class Melody Bordeaux)

Airman 1st Class Payal Mehta, 59th Surgical Operations Squadron Retina Clinic ophthalmic technician, sets up for an intra-ocular injection at Wilford Hall Ambulatory Surgical Center, Joint Base San Antonio-Lackland, Texas, June 14, 2021. Balanced salt solution is used to rinse the eye after an intra-ocular injection. (U.S. Air Force photo by Airman 1st Class Melody Bordeaux)

Pamela Singleton, 59th Surgical Operations Squadron Retina Clinic manager, draws intra-ocular medication for a patient at Wilford Hall Ambulatory Surgical Center, Joint Base San Antonio-Lackland, Texas, June 14, 2021. The intra-ocular medication reduces fluid in the eye helping prevent blindness. (U.S. Air Force photo by Airman 1st Class Melody Bordeaux)

Ruby Gonzales, 59th Surgical Operations Squadron Retina Clinic certified ophthalmic assistant, numbs a patient's eye at Wilford Hall Ambulatory Surgical Center, Joint Base San Antonio-Lackland, Texas, June 14, 2021. A patient's eye is numbed to prevent sudden movements and ensure accuracy of an intra-ocular injection. (U.S. Air Force photo by Airman 1st Class Melody Bordeaux)

Mark Rodriguez, 59th Surgical Operations Squadron Retina Clinic certified ophthalmic assistant, sanitizes a slit lamp at Wilford Hall Ambulatory Surgical Center, Joint Base San Antonio-Lackland, Texas, June 14, 2021. Exam rooms are disinfected between each patient to prevent infections that may cause blindness. (U.S. Air Force photo by Airman 1st Class Melody Bordeaux)