Keratoconus Degenerate Shape Human 733901412

Tags: shape human health medical blur structure eye visual disease lens aging dry cloudy vision nuclear organ optic glare membrane anatomy diagram surgery pupil blurry ophthalmologist defect disorder ocular ophthalmology eyeball cornea swelling crystalline cataract opacity retina nerve astigmatism degeneration posterior degenerative blindness anterior degenerate epithelium intraocular keratoconus pathologic