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Secondary Condition Claim · VASRD 5023

Tenosynovitis Secondary to Muscle Group XI (Calf/Knee Flexors)

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 Tenosynovitis when it develops after Muscle Group XI (Calf/Knee Flexors).

Why Tenosynovitis Is Linked to Muscle Group XI (Calf/Knee Flexors)

Overcompensation

Primary condition · VASRD 5311

Muscle Group XI (Calf/Knee Flexors)

Injury to calf or back-of-leg muscles causing weakness or pain during walking or flexing the knee.

Secondary condition · VASRD 5023

Tenosynovitis

Inflammation of the sheath that surrounds a tendon, causing pain and stiffness.

Tenosynovitis VA Rating Tiers

The VA rates Tenosynovitis the same way whether it's claimed directly or as secondary to Muscle Group XI (Calf/Knee Flexors) — severity of Tenosynovitis itself determines the percentage.

RatingCriteria
10%Inflamed tendon sheath makes movement painful.

Example combined rating

10% Muscle Group XI (Calf/Knee Flexors) + 10% Tenosynovitis = 19%

The VA combines ratings with Table I of 38 CFR 4.25, not simple addition — 10% and 10% combine to 19%, not 20%. These figures are illustrative; your actual rating for each condition depends on your own evaluation.

Evidence for a Tenosynovitis Secondary Claim

  • Clinical findings of localized swelling
  • Imaging showing thickening of tendon sheath
  • Physical therapy or injection treatment records

Common questions about Tenosynovitis secondary to Muscle Group XI (Calf/Knee Flexors)

Can Tenosynovitis be service-connected as secondary to Muscle Group XI (Calf/Knee Flexors)?
Yes. Under 38 CFR § 3.310, a condition that is caused or aggravated by an already service-connected disability can be granted secondary service connection. Overcompensation You'll need a current Tenosynovitis diagnosis and a medical nexus opinion linking it to your service-connected Muscle Group XI (Calf/Knee Flexors)…
What VA rating can I get for Tenosynovitis as a secondary condition?
Tenosynovitis is rated under VASRD diagnostic code 5023 using the same criteria whether it's a direct or secondary claim: possible ratings are 10%. The rating depends on the severity of Tenosynovitis itself, not on the severity of Muscle Group XI (Calf/Knee Flexors).
How does a secondary Tenosynovitis claim affect my combined VA rating?
The VA doesn't add ratings together. Using the official combined-ratings formula (38 CFR 4.25): a 10% rating for Muscle Group XI (Calf/Knee Flexors) combined with a 10% rating for Tenosynovitis (example figures) produces a combined rating of 19%, not 20%. Approving Tenosynovitis as secondary still typically raises you…
What evidence do I need to service-connect Tenosynovitis as secondary to Muscle Group XI (Calf/Knee Flexors)?
Strong evidence for the underlying Tenosynovitis diagnosis includes: Clinical findings of localized swelling; Imaging showing thickening of tendon sheath; Physical therapy or injection treatment records. For the secondary link itself, a nexus letter from a treating provider explaining how Muscle Group XI (Calf/Knee Fl…

Primary condition

Full Muscle Group XI (Calf/Knee Flexors) guide

Secondary condition

Full Tenosynovitis guide

Estimate your combined rating

See how Muscle Group XI (Calf/Knee Flexors) and Tenosynovitis combine with the rest of your service-connected conditions using the official VA combined-ratings formula.

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