Diagnostic Code 5217 · 38 CFR §4.71a
Ankylosis of four digits of one hand covers loss of motion in four fingers. The specific rating depends on which four fingers are affected and whether it involves the dominant or non-dominant hand. This level of hand impairment significantly reduces grip strength and fine motor function.
| Rating | Criteria |
|---|---|
| 50% | 60% — Dominant hand: ankylosis of four digits (favorable position) |
| 60% | 50% — Non-dominant hand: ankylosis of four digits (favorable position) |
Medical records documenting complete loss of motion (ankylosis) in the affected finger joints. X-rays or imaging showing joint fusion or fixation. Range of motion testing showing zero degrees of motion. Documentation of whether ankylosis is in favorable or unfavorable position. Service treatment records or nexus opinion linking the condition to military service.