Author Description

About 50 million people are blind worldwide. Twenty million are blind from a single cause, cataract, and 75 percent are blind from conditions that are preventable and treatable. The majority of the world's blind live in developing countries where health care and medical resources are scarce. The technology for preventing blindness in these countries is simple, and eye care can be performed by specially trained health workers supervised by ophthalmologists, often in remote places with limited supplies and equipment. This book is intended are a reference and text for students and teachers of eye care and blindness prevention in these areas. The emphasis is one efficient and inexpensive methods of diagnosis, treatment, and prevention programs. This second edition has been revised and expanded, with updated coverage of onchocerciasis, nutrition, xerophtalmia, and the World Health Organization system for grading trachoma. A number of new illustrations are included to help clarify the textual material.