A Primary Claim establishes Direct Service Connection between an in-service injury, event, or toxic exposure and your current chronic medical condition. Under binding CAVC precedent Caluza v. Brown and Nieves-Rodriguez v. Peake, your nexus must establish the statutory 50%+ probability standard ("at least as likely as not"). Use this studio to structure your evidentiary link and generate a physician-ready Independent Medical Opinion (IMO).
Objective current medical diagnosis by a licensed physician with clinical documentation of chronicity and functional impairment under 38 CFR Part 4.
Documented military incident, injury, occupational hazard, combat trauma, or 38 U.S.C. Β§ 1119 PACT Act toxic exposure during honorable service.
Competent medical rationale articulating that it is "at least as likely as not" that Pillar 1 was caused or aggravated by Pillar 2.