Advantages Disadvantages Minimally invasive Reversible No need to remove corneal tissue Quick recovery Does not affect visual field testing Can be combined with other refractive procedures Enables normal visualization of…

Fig. 7.1 (a) Dr. David Kasner demonstrating open sky technique for vitreous removal using cellulose sponges and scissors on a cadaver eye. (b, c) High magnification of cadaver eye vitreous…

Fig. 8.1 Right optic disc of a patient with MOG-IgG-associated anterior optic neuritis. Note diffuse swelling associated with a single flame-shaped hemorrhage Other neurologic manifestations include atypical cerebral inflammatory lesions…

Technology Light source (wavelength) Example biometers PCI Blue-light emitting diode (475 nm) Oculus Pentacam AXL PCI Semiconductor diode laser (780 nm) Zeiss IOL Master 500 Nidek AL-scan LCOR Superluminescent diode laser (820 nm)…

Fig. 6.1 Multimodal imaging in a healthy subject. Multicolor (a) and fundus autofluorescence (b) images show the integrity of posterior pole structure, with the physiologic distribution of autofluorescence signal coming…

Fig. 9.1 Shows a child with congenital corneal anesthesia due to aplasia of the trigeminal nerve. (a) shows the child at presentation with a neurotrophic ulcer and hypopyon. (b) shows…

Fig. 10.1 Choroidal melanoma successfully treated with an eccentrically placed ruthenium plaque (a) before treatment, and (b) months after treatment. The tumoricidal radiation dose extends beyond the visible choroidal atrophy…

Fig. 2.1 NGF treatment (Cenegermin) in corneal ulcer due to radiation exposure Two independent, multicentre, randomised, double-masked, vehicle-controlled clinical studies demonstrated the efficacy and safety of Cenegermin in patients affected…

Fig. 5.1 Infectious Uveitis. (a) Ultra-wide-field color images of a patient with occlusive vasculitis related to tuberculosis demonstrating peripheral ghost vessels (arrows) and small retinal hemorrhages. (b) Fluorescein angiography showing…