During the past 3 years, little has been added to our funda mental knowledge of hormonal disorders in gynecology. Diagnostically, however, there has been an almost com plete departure from traditional chemical methods in favor of radioimmunoassay techniques. As a result, diagnostic capabilities which previously were restricted to large cen ters have now been extended to the office and small clinic. Accordingly, the chapters dealing with these techniques have been revised and updated. There is also new material on advances in the hormonal treatment of endometriosis and hyperprolactinemic...