1. The removal of silicone oil from the anterior chamber in phakic eyes;Kirkby, G.R.; Gregor, Z.J.;Arch Ophthalmol,1987
2. To prevent opacification of the corneal epithelium. A clear view through the cornea is essential for successful cataract and retinal surgery. It is not uncommon for the view to be obscured owing to changes in the corneal epithelium. Regular wetting with a physiological solution helps, but this may further damage the epithelium, requiring ever more frequent wetting. In addition this wetting has Wilmer Institute endowed lectureship Professor;deliver the third Mohammed Aziz memorial annual lecture on blindness of the tropics on,1990