Secondary Condition Claim · VASRD 5242
A condition caused or aggravated by an already service-connected disability can be granted its own service connection as a secondary condition under 38 CFR § 3.310. Here's how that works for Degenerative Arthritis of the Spine when it develops after Ankle Replacement (Prosthesis).
Compensating for ankle mobility may strain lower back
Primary condition · VASRD 5056
Ankle Replacement (Prosthesis)
Your ankle joint has been replaced with a prosthesis, and VA evaluates the result under diagnostic code 5056. A 100 percent evaluation runs for 1 year following implantation; after that the highest evaluation this code assigns is 40 percent.
Secondary condition · VASRD 5242
Degenerative Arthritis of the Spine
Wear and tear in the spine causing stiffness, pain, or nerve issues.
The VA rates Degenerative Arthritis of the Spine the same way whether it's claimed directly or as secondary to Ankle Replacement (Prosthesis) — severity of Degenerative Arthritis of the Spine itself determines the percentage.
| Rating | Criteria |
|---|---|
| 100% | The entire spine — neck and back together — is fused rigid in a poor position, meeting VA's definition of unfavorable ankylosis. |
| 50% | The whole mid and lower back is fused rigid in a poor position, though the neck still moves. |
| 40% | The whole neck is fused rigid in a poor position, the lower back bends forward only 30 degrees or less, or the whole mid and lower back is fused in a neutral position. |
| 30% | The neck bends forward only 15 degrees or less, or the whole neck is fused in a neutral position. |
| 20% | Moderate loss of back or neck motion, or muscle spasm or guarding bad enough to change how you walk or hold your spine. |
| 10% | Mild loss of back or neck motion; or muscle spasm, guarding, or localized tenderness that does not change gait or posture; or a vertebral body that lost half its height or more in a fracture. |
Example combined rating
40% Ankle Replacement (Prosthesis) + 20% Degenerative Arthritis of the Spine = 52%
The VA combines ratings with Table I of 38 CFR 4.25, not simple addition — 40% and 20% combine to 52%, not 60%. These figures are illustrative; your actual rating for each condition depends on your own evaluation.
Get the rating criteria for Degenerative Arthritis of the Spine, the evidence a secondary claim needs, and why it is linked to Ankle Replacement (Prosthesis) — delivered to your inbox.
Primary condition
Full Ankle Replacement (Prosthesis) guide
Secondary condition
Full Degenerative Arthritis of the Spine guide
See how Ankle Replacement (Prosthesis) and Degenerative Arthritis of the Spine combine with the rest of your service-connected conditions using the official VA combined-ratings formula.
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