Muscle Injury Group XXII (Anterior Neck Muscles) is rated by the U.S. Department of Veterans Affairs under DC 5322 of 38 CFR § 4.56, DC 5322 across 4 severity tiers (30% / 20% / 10% / 0%). 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.
Injury to the muscles of the front of the neck (sternocleidomastoid, hyoid muscles, sternothyroid, digastric, and the clavicular insertion of the trapezius) controlling rotary and forward movements of the head, respiration, and swallowing
Rating criteria text quoted verbatim from 38 C.F.R. § 4.56 (Evaluation of muscle disabilities). Source verified 2026-06-04 by ClaimRecon Editorial Team against the Cornell Law CFR mirror; eCFR.gov is the authoritative government source.