Evidence Checklist: Keratoconus

Ophthalmology/corneal evaluation documenting keratoconus severityCritical

Records from a corneal specialist documenting Amsler-Krumeich grade or Keratoconus Classification, irregular astigmatism, and treatment (specialty lenses, cross-linking, keratoplasty).

Nexus opinion linking keratoconus to service (eye rubbing from allergies, trauma)Critical

Medical opinion connecting keratoconus to in-service chronic eye rubbing (from service-aggravated allergies) or direct ocular trauma.

Corneal topography/tomography documenting cone location and progressionCritical

Pentacam or similar corneal mapping showing the inferior steepening pattern diagnostic of keratoconus.

Best corrected visual acuity (spectacle and contact lens)Critical

Visual acuity with both spectacles and specialty contact lenses documenting degree of vision impairment.

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.

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.

Service treatment records (STRs)Critical

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