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Lt. Trey Ketchum, an optometrist at U.S. Naval Hospital Guantanamo Bay, demonstrates the use of a slit lamp biomicroscope to students from W.T. Sampson Elementary and High School during a field trip, March 10, 2026. Student Noah Calvo looks through the biomicroscope to examine a classmate’s eye as part of the hands-on learning experience. The visit was part of an educational outreach initiative by U.S. Navy Medicine Readiness and Training Command Guantanamo Bay to introduce students to careers in military medicine. (U.S. Navy photo by Emily McCamy)
Bureau of Medicine and Surgery 7700 Arlington Blvd. Ste. 5113 Falls Church, VA 22042-5113 This is an official U.S. Navy website This is a Department of Defense (DoD) Internet computer system. General Navy Medical Inquiries (to Bureau of Medicine and Surgery): usn.ncr.bumedfchva.list.bumed---pao@health.mil