Acanthamoeba Keratitis: A 12-Year Experience Covering a Wide Spectrum of Presentations, Diagnoses, and Outcomes
Figure 2
Severity grade 3 ((a) and (b)): numerous cysts, definite morphology, may or may not involve deeper corneal tissues, more densely concentrated. Severity grade 4 ((c) and (d)): numerous cysts and trophozoites, definite morphology, deeper corneal layers involved, densely concentrated, wide corneal area involvement.
