Hollander and associates have brought up to date the sixth edition of this book published initially in 1940. In the intervening years this volume has been without a competitor in the conservative discussion of the diseases that manifest themselves clinically as arthritis or rheumatism. The first edition paid little heed to the group of diseases currently identified as collagen diseases or connective tissue disorders. Laboratory procedures for the diagnosis of rheumatoid arthritis were lacking. The steroids had not been discovered.
It is natural that rheumatoid arthritis, the articular disorder with the highest incidence of critical morbidity as well as incapacity, should be given a pre-eminent position in the volume. The "Etiology of Rheumatoid Arthritis" by Robinson discusses the possibility of hypersensitivity, the hereditary aspects, the psychosomatic factor, and the initial lesions. The possibility that rheumatoid arthritis is an autoimmune malady is mentioned. The listing of rheumatoid ( ankylosing ) spondylitis as a