This edition provides an easy-to-follow, practical approach to the interpretation of soft tissue biopsies, including open and percutaneous core needle biopsies. Covering both common and rare soft tissue tumors, this up-to-date bench reference parallels the diagnostic process, detailing key differential diagnostic features of specific tumors using morphologic, immunohistochemical, ultrastructural, and genetic data. A pattern-based approach ensures that you can quickly find the information you need, in the format most useful to everyday practice.