The fifth edition, 21 years after the first one, is extensively revised, partly rewritten, and expanded both in text and illustrations. The book has benefited very substantially in the revision. Paradoxically, in the chapter on ultrastructure, the illustrations are old and the text is only slightly changed. One would expect more extensive revision in areas such as cell membranes, viruses, and tumors, which have experienced such a remarkable flood of new information in the last five years. All other chapters have been extensively changed, some appear almost completely new, and there are many new illustrations.
The nomenclature demonstrates some of the newer views, and new types of surgical pathology specimens are now included, such as excised heart valves. There are only a few flaws, such as the notion that ischemic colitis is a rare lesion and the omission of ischemic injury and hypokalemic stenosis of the small intestine. No mention