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Diagnostic Code 5319: Group XIX. Function

Muscle Injuries · 38 CFR §4.73 · All codes in this system

Evaluation criteriaRating
Support and compression of abdominal wall and lower thorax; flexion and lateral motions of spine; synergists in strong downward movements of arm (1). Muscles of the abdominal wall: (1) Rectus abdominis; (2) external oblique; (3) internal oblique; (4) transversalis; (5) quadratus lumborum
Severe50%
Moderately Severe30%
Moderate10%
Slight0%

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Source: eCFR Title 38, 38 CFR §4.73, current as of 2026-11-05. Criteria text is the regulatory text, reproduced verbatim for reference; it is not legal advice.