Excimer Laser Surgery for Corneal Disorders . By Peter S Hersh, Michael D Wagoner. Pp 161, DM198, $79. New York: Thieme, 1998. ISBN 3-13-107961-4. Potentially there is a great need for a good book with illustrations on the subject of phototherapeutic keratectomy for corneal disorders. Much has been written on the use of excimer laser for refractive surgery but much less has been written on it for therapeutic reasons. Yet this has been an important area for laser and with many indications and has provided significant benefit for patients reducing the need for both superficial and full thickness corneal grafting. The authors set out in this …