A virtual roadmap to the latest best practices, this new edition, in two volumes, integrates the full scope of the 2008 WHO criteria with answers to your day-to-day diagnostic questions. New to the third edition are diagnostic clues and caveats; newly-recognised benign and neoplastic disorders; new sections on the pathophysiologic/pathogenetic mechanism of disease for each entity; morphologic approaches and standard techniques u thoroughly revised and freshly illustrated; and insightful sidebars about molecular genetics.