The Board denied service connection for hypothyroid endocrine dysfunction, finding that the Veteran's current condition is not causally related to his presumed exposure to herbicide agents during active duty.
The deciding factor: The VA clinician found it less likely than not that the Veteran’s thyroid disability was causally related to his active service, including presumed exposure to Agent Orange.
- Claimed conditions
- hypothyroid endocrine dysfunction
- How they argued it
- Presumptive (no nexus needed)
- Exposure basis
- Agent Orange / herbicides
- Rating
- Not verified here — check the original decision
- Decision date
- October 27, 2020
- Citation
- 20069598
Veterans Law Judge
Decisions by this judge: 1,810 · Granted: 23% (granted or partly granted, in the indexed decisions on this site)
Judge attribution: 2025 complete; earlier years partial.
This is a plain-language summary generated by AI from a public Board of Veterans’ Appeals decision. It can contain errors — always verify against the original. Read the original VA decision (opens in a new tab) using citation 20069598.
What this means for you
A final Board denial may be appealed to the U.S. Court of Appeals for Veterans Claims, generally within 120 days of the Board mailing date. A Supplemental Claim with new and relevant evidence is a separate option. Another Higher-Level Review of the Board decision is not available. Check your own notice: this historical decision does not set your deadline.
What you can do next
Use your own notice and decision stage. A remanded issue is not a final court-appealable denial. VA review guidance and CAVC filing instructions (U.S. federal; reviewed October 7, 2026).
Related decisions
Other Board decisions on a similar condition or argued the same way.
- Whole decision: Granted
The Veteran's Graves' disease and thyroid disability, including hyperthyroidism and hypothyroid endocrine dysfunction, have been granted service connection. The thyroid disability is presumed to be related to herbicide agent exposure.
- Whole decision: Granted
The Veteran's mental and psychological symptoms related to hypothyroid endocrine dysfunction are rated at 70 percent, effective from December 10, 2017, to May 9, 2019, and from November 1, 2021, thereafter.
- Whole decision: Remanded (sent back)
The Board has decided to remand the case due to insufficient medical opinion regarding the etiology of the Veteran's thyroid disorder, which may be related to service or intercurrent treatment. The claim will be reconsidered with a new medical opinion.
- Whole decision: Remanded (sent back)
The Board has remanded the case due to a lack of a VA examination and insufficient medical evidence on file. The appellant's hypothyroidism may be associated with his presumed herbicide exposure, but more information is needed.
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