Reis-Bucklers corneal dystrophy. A, Clinical photograph demonstrates coarse opacities resembling a geographic map in the superficial cornea. Note the circumferential linear scar in the peripheral cornea associated with a lamellar graft in this recurrent corneal dystrophy. B, Masson trichrome stain demonstrates diffuse loss of Bowman layer, superficial stromal fibrosis, and numerous red deposits (arrows).