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Secondary Condition Claim · VASRD 8100

Migraine Secondary to Post-Traumatic Stress Disorder (PTSD)

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 Migraine when it develops after Post-Traumatic Stress Disorder (PTSD).

Why Migraine Is Linked to Post-Traumatic Stress Disorder (PTSD)

Often triggered by PTSD stress

Primary condition · VASRD 9411

Post-Traumatic Stress Disorder (PTSD)

PTSD is a mental health issue caused by a traumatic event, leading to flashbacks, anxiety, or nightmares.

Secondary condition · VASRD 8100

Migraine

Severe recurring headaches that may include nausea, light sensitivity, and inability to function.

Migraine VA Rating Tiers

The VA rates Migraine the same way whether it's claimed directly or as secondary to Post-Traumatic Stress Disorder (PTSD) — severity of Migraine itself determines the percentage.

RatingCriteria
50%Chronic and severe migraines that stop you from working or functioning.
30%Severe migraines once a month that require rest and disrupt daily life.
10%Occasional debilitating migraines every couple of months.
0%Mild or rare migraines without major disruption.

Example combined rating

70% Post-Traumatic Stress Disorder (PTSD) + 30% Migraine = 79%

The VA combines ratings with Table I of 38 CFR 4.25, not simple addition — 70% and 30% combine to 79%, not 100%. These figures are illustrative; your actual rating for each condition depends on your own evaluation.

Evidence for a Migraine Secondary Claim

  • Neurology consult with detailed migraine history
  • Headache diary showing frequency and impact
  • Employer or family statements about missed work or functional episodes

Common questions about Migraine secondary to Post-Traumatic Stress Disorder (PTSD)

Can Migraine be service-connected as secondary to Post-Traumatic Stress Disorder (PTSD)?
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. Often triggered by PTSD stress You'll need a current Migraine diagnosis and a medical nexus opinion linking it to your service-connected Post-Traumatic Stress Diso…
What VA rating can I get for Migraine as a secondary condition?
Migraine is rated under VASRD diagnostic code 8100 using the same criteria whether it's a direct or secondary claim: possible ratings are 50%, 30%, 10%, 0%. The rating depends on the severity of Migraine itself, not on the severity of Post-Traumatic Stress Disorder (PTSD).
How does a secondary Migraine claim affect my combined VA rating?
The VA doesn't add ratings together. Using the official combined-ratings formula (38 CFR 4.25): a 70% rating for Post-Traumatic Stress Disorder (PTSD) combined with a 30% rating for Migraine (example figures) produces a combined rating of 79%, not 100%. Approving Migraine as secondary still typically raises your overa…
What evidence do I need to service-connect Migraine as secondary to Post-Traumatic Stress Disorder (PTSD)?
Strong evidence for the underlying Migraine diagnosis includes: Neurology consult with detailed migraine history; Headache diary showing frequency and impact; Employer or family statements about missed work or functional episodes. For the secondary link itself, a nexus letter from a treating provider explaining how Po…

Primary condition

Full Post-Traumatic Stress Disorder (PTSD) guide

Secondary condition

Full Migraine guide

Estimate your combined rating

See how Post-Traumatic Stress Disorder (PTSD) and Migraine combine with the rest of your service-connected conditions using the official VA combined-ratings formula.

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