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Once a patient has experienced severe visual impairment that cannot be alleviated by further medical or surgical treatment, the ophthalmologist is inclined to lose interest, partly because such a patient represents failure and partly because of ignorance of the value of counseling and the provision of low-vision aids. The plethora of devices that has been publicized as low-vision aids gives the impression that this is a highly specialized field not suitable for the general practitioner.
This book should serve to reassure the reader that a high proportion of visually handicapped patients can be helped by the use of simple devices. The first part of the book describes the type of diseases amenable and not amenable to correction, vision testing equipment, and methods of examination. The second part of the book deals with the correction of low vision by magnification, visual aids for seeing distance and near, illumination, and the indications
Perkins ES. Management of Low Vision. Arch Ophthalmol. 1981;99(10):1871-1872. doi:10.1001/archopht.1981.03930020745029