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Evidence checklist

Myasthenia Gravis

DC 802538 CFR § 4.124aNeurological

Evidence strength

Mark what you already have below and your evidence strength appears here.

Target
Saved locally
01

Specialist opinion

Highest value0 of 4 collected
Anti-acetylcholine receptor (AChR) or anti-MuSK antibody testingCritical

Serological testing showing positive AChR binding, blocking, or modulating antibodies (positive in approximately 85% of generalized MG), or anti-MuSK antibodies in seronegative cases. Positive results confirm the autoimmune diagnosis.

Private provider · independent opinion
Repetitive nerve stimulation test (RNST) or single-fiber EMG (SFEMG)Critical

Repetitive nerve stimulation showing decremental response at 3 Hz, or single-fiber EMG showing increased jitter — the most sensitive electrodiagnostic test for myasthenia gravis.

Private provider · independent opinion
Nexus opinion linking myasthenia gravis to service (at least as likely as not)Critical

Medical opinion connecting MG to in-service stress, infection, medication, or toxic exposure that triggered autoimmune dysfunction during military service.

Private provider · independent opinion
CT chest documenting thymic status (thymoma or thymic hyperplasia)

CT of the chest documenting thymoma or thymic enlargement, which is present in 10-15% of MG patients and is surgically significant.

Private provider · independent opinion
02

Treating physician

0 of 1 collected
MGFA clinical classification and QMG score

Myasthenia Gravis Foundation of America (MGFA) clinical classification (Class I-V) and Quantitative MG (QMG) score documenting the distribution and severity of weakness.

Your treating provider · written request
03

Treatment records

0 of 1 collected
Treatment records (pyridostigmine, immunosuppression, IVIG, thymectomy)

Records of acetylcholinesterase inhibitor use, immunosuppressive therapy, IVIG/PLEX for crises, and thymectomy records.

VA or private records · written request
04

Lay statements

0 of 2 collected
Buddy statement from spouse, family, or fellow service member

A written statement from someone who can describe observable symptoms and how your condition affects daily life.

You or a witness · VA Form 21-4138 or 21-10210How to get this →
Personal statement describing symptoms and functional impact

Your own written account of how this condition affects your daily activities, work, and relationships. Describe your worst days.

You or a witness · VA Form 21-4138 or 21-10210How to get this →
05

Benefits questionnaire

0 of 1 collected
Completed DBQ Myasthenia GravisCritical

VA standardized form for MG capturing muscle weakness distribution, crisis history, and functional limitations for rating under DC 8025.

Provider-completed · VA DBQ formHow to get this →
06

Service records

0 of 1 collected
Service treatment records (STRs)Critical

Military medical records showing in-service treatment, complaints, or injuries related to this condition.

NPRC / milConnect · SF-180
Condition guideRating criteria and what VA looks forC&P exam prepWhat the examiner will askBuddy statement builderGuided VA Form 21-10210

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