in a series of 64 patients with deep corneal opacities ( 14 with descemet 's tears , 8 with posterior polymorphous dystrophy , 12 with interstitial keratitis , and 30 with keratoconus ) , specular microscopy enabled the differentiation of deep corneal changes provided some degree of corneal clarity was retained .
C0022578
keratoconus
C0010031
corneal