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Dr. Drance has joined Dr. Reed as a co-author in preparing a second edition of The Essentials of Perimetry. The book retains the good features of the first edition. The co-authors have added material reflecting their special interests. Three sections cover (a) the relevant anatomy of the visual system, (b) visual field theory and recommended testing methods, and (c) the interpretation of visual fields.
The initial section of 20 pages contains 20 lucid illustrations. Of the 14 cited references, six carry dates after 1960, when the first edition was published. Many important points from Hoyt's photocoagulation-degeneration work on monkeys are included; however, the anatomy of the optic nerve head is diagrammed along traditional lines.
The second section has been updated by the addition of a brand new chapter on static perimetry. The training and use of visual field technicians is advocated in a guarded manner. This section cites three
Lynn JR. The Essentials of Perimetry, ed 2.. Arch Ophthalmol. 1973;90(4):342. doi:10.1001/archopht.1973.01000050344024