What secondary conditions are linked to Hyperthyroidism / Graves' Disease?

Common secondary conditions for Hyperthyroidism / Graves' Disease include Atrial Fibrillation, Heart Failure, Osteoporosis, Anxiety Disorder, Graves Ophthalmopathy. Secondary service connection is established under 38 C.F.R. 3.310 when a condition is caused or aggravated by an already service-connected disability.

What happens during a C&P exam for Hyperthyroidism / Graves' Disease?

Bring all relevant medical records and a written list of symptoms. Report your worst days, not your best. The VA rates based on overall impairment.

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Hyperthyroidism / Graves' Disease

Q: What are the VA rating percentages for Hyperthyroidism / Graves' Disease?

Hyperthyroidism / Graves' Disease (DC 7900) is rated at 30% under 38 CFR § 4.119, DC 7900. For six months after initial diagnosis. Thereafter, rate residuals of disease or complications of medical treatment within the appropriate diagnostic code(s) within the appropriate body system.

Q: What rates 30% for Hyperthyroidism / Graves' Disease under 38 CFR § 4.119, DC 7900?

Under 38 CFR § 4.119, DC 7900 (DC 7900), a 30% rating for Hyperthyroidism / Graves' Disease requires: For six months after initial diagnosis. Thereafter, rate residuals of disease or complications of medical treatment within the appropriate diagnostic code(s) within the appropriate body system.

Q: What evidence do I need for a Hyperthyroidism / Graves' Disease VA claim?

Key evidence for a Hyperthyroidism / Graves' Disease claim includes: Service treatment records; Current medical diagnosis and treatment records; Buddy/lay statements; Prescription history; Employment impact documentation. All evidence should document both the condition and its impact on daily functioning.

DC 790038 C.F.R. § 4.119

Diagnostic Code

DC 7900

38 C.F.R. § 4.119

Rating Range

30–30%

1 severity tier

Source

Verified

38 C.F.R. § 4.119

Hyperthyroidism / Graves' Disease is rated by the U.S. Department of Veterans Affairs under DC 7900 of 38 CFR § 4.119, DC 7900 across 1 severity tier (30%). Service connection requires (1) a current diagnosis, (2) an in-service event, injury, or exposure, and (3) a medical nexus opinion linking the two under 38 C.F.R. § 3.303. This condition is frequently rated as secondary to Atrial Fibrillation or Heart Failure under 38 C.F.R. § 3.310.

Educational tool only. Not legal or medical advice. Not affiliated with the VA.

Overview

Overactive thyroid gland producing excess thyroid hormone. Graves' disease is the most common cause, an autoimmune disorder. Symptoms include weight loss, rapid heartbeat, tremors, and heat intolerance.

Rating Criteria

30%

For six months after initial diagnosis. Thereafter, rate residuals of disease or complications of medical treatment within the appropriate diagnostic code(s) within the appropriate body system.

03Key Evidence

—Service treatment records

—Current medical diagnosis and treatment records

—Buddy/lay statements

—Prescription history

—Employment impact documentation

—Any relevant diagnostic testing

04C&P Exam Tips

1Bring all relevant medical records and a written list of symptoms.

2Report your worst days, not your best. The VA rates based on overall impairment.

3Document how the condition affects daily activities, work, and relationships.

4Mention all medications and their side effects.

5Bring buddy statements from people who observe your symptoms.

05Secondary Conditions

Atrial FibrillationMODERATE

Excess thyroid hormone affects heart rhythm

Heart FailureMODERATE

Prolonged tachycardia weakens heart

OsteoporosisMODERATE

Excess thyroid increases bone resorption

Anxiety DisorderMODERATE

Excess thyroid hormone causes anxiety symptoms

Graves OphthalmopathyMODERATE

Autoimmune eye disease in Graves disease

Muscle WeaknessMODERATE

Thyrotoxic myopathy

InsomniaMODERATE

Excess thyroid hormone disrupts sleep

Heat IntoleranceMODERATE

Increased metabolism raises body temperature

More in Endocrine

Diabetes Mellitus (Type 1)Hypothyroidism Thyroid Cancer Addison's Disease Cushing's Syndrome Obesity (Secondary)Vitamin D Deficiency Metabolic Syndrome All conditions →

Tools

Rating Calculator →Secondaries Explorer →C&P Exam Prep →PACT Act Scanner →2026 Rates →

Sources & Editorial

Rating criteria text quoted verbatim from 38 C.F.R. § 4.119 (Endocrine system). Source verified 2026-05-15 by ClaimRecon Editorial Team against the Cornell Law CFR mirror; eCFR.gov is the authoritative government source.

View § 4.119 on eCFR →Cornell Law mirror →Editorial Standards →Suggest a correction →

EDUCATIONAL TOOL ONLY. NOT LEGAL OR MEDICAL ADVICE.
NOT AFFILIATED WITH THE U.S. DEPARTMENT OF VETERANS AFFAIRS.
CLAIM RECON 2026

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