Chronic Otitis Externa is rated by the U.S. Department of Veterans Affairs under DC 6210 of 38 CFR § 4.87, DC 6210 across 4 severity tiers (0% / 10% / 20% / 30%). Service connection requires (1) a current diagnosis, (2) an in-service event, injury, or exposure, and (3) a medical nexus opinion linking the two under 38 C.F.R. § 3.303.
Chronic inflammation of the external ear canal, commonly known as "swimmer's ear." In military personnel, often caused by exposure to water, humid environments, use of hearing protection, or chronic skin conditions affecting the ear canal.
Rating criteria reference 38 C.F.R. Part 4 (Schedule for Rating Disabilities). This entry has not yet undergone editorial review against the live regulation text — consult the authoritative source directly before relying on the criteria shown.