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Diagnostic Code 5224: Thumb, ankylosis of
Musculoskeletal System · 38 CFR §4.71a · All codes in this system
| Evaluation criteria | Major | Minor |
|---|---|---|
| Unfavorable | 20% | 20% |
| Favorable | 10% | 10% |
| Note: Also consider whether evaluation as amputation is warranted and whether an additional evaluation is warranted for resulting limitation of motion of other digits or interference with overall function of the hand. | ||
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Source: eCFR Title 38, 38 CFR §4.71a, current as of 2026-11-05. Criteria text is the regulatory text, reproduced verbatim for reference; it is not legal advice.