DC 8105Neurological38 CFR § 4.124aLast verified: APR 8, 2026

Chorea, Sydenham's — VA Rating Criteria (38 CFR DC 8105)

The VA rates Chorea, Sydenham's under 38 CFR 38 CFR § 4.124a, Diagnostic Code 8105, from 10% to 100% based on the frequency and functional severity of symptoms. The maximum 100% rating requires Pronounced, progressive grave types. Related conditions in the Neurological body system share this rating framework.

What are the VA rating criteria for Chorea, Sydenham's?

10%Disability Rating

Mild

30%Disability Rating

Moderate

50%Disability Rating

Moderately severe

80%Disability Rating

Severe

100%Disability Rating

Pronounced, progressive grave types

Moderately severe
— 38 CFR 38 CFR § 4.124a, Diagnostic Code 8105 (50% tier)

Common Questions About Chorea, Sydenham's VA Ratings

What is the VA disability rating for Chorea, Sydenham's?

The VA rates Chorea, Sydenham's under Diagnostic Code 8105 at the following tiers: 10%, 30%, 50%, 80%, 100%. The minimum 10% rating requires: Mild. The maximum 100% rating requires: Pronounced, progressive grave types.

What is Diagnostic Code 8105?

Diagnostic Code 8105 is the VA rating identifier for Chorea, Sydenham's within 38 CFR 38 CFR § 4.124a. It defines the specific symptom criteria and percentage thresholds a VA adjudicator uses to assign a disability rating. The diagnostic code is listed on a veteran's rating decision letter.

What is the highest rating for Chorea, Sydenham's?

The highest schedular rating for Chorea, Sydenham's under DC 8105 is 100%. This tier requires: Pronounced, progressive grave types. Veterans who cannot secure substantially gainful employment due to Chorea, Sydenham's alone or in combination with other service-connected conditions may also qualify for TDIU at the 100% compensation rate under 38 CFR § 4.16.

What 38 CFR section governs Chorea, Sydenham's ratings?

Chorea, Sydenham's is rated under 38 CFR 38 CFR § 4.124a, Diagnostic Code 8105. This section is part of the Schedule for Rating Disabilities (38 CFR Part 4) and can be read in full at the eCFR website.

Which conditions are commonly secondary to Chorea, Sydenham's?

Secondary conditions caused or aggravated by Chorea, Sydenham's may be ratable under 38 CFR § 3.310. Veterans should work with a VSO or accredited claims agent to document the medical relationship.

What evidence do I need to establish service connection for Chorea, Sydenham's?

Service connection for Chorea, Sydenham's requires three elements: (1) a current diagnosis of the condition, (2) an in-service event, injury, or disease that may have caused or aggravated it, and (3) a medical nexus connecting the current diagnosis to that in-service event. A nexus letter from a treating physician or independent medical examiner is the most reliable nexus evidence. C&P exam findings can also establish nexus if adequately documented.

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