A FULLY UP-TO-DATE EDITION OF THE ESSENTIAL INTRODUCTION TO ENDOSCOPIC ULTRASONOGRAPHY Endoscopic ultrasonography, or EUS, has evolved over more than three decades of use to become an indispensable technique not only for diagnosing and staging a range of gastrointestinal conditions, but also for performing interventional endoscopic procedures. It has become a ubiquitous resource at hospitals across the globe. _Endoscopic Ultrasonography_ has long been an essential resource for gastrointestinal endoscopists and other medical professionals looking to incorporate EUS into their programs of care. Now fully updated to reflect the latest research and technological development, it promises to continue in the pioneering tradition of EUS training. Readers of the fourth edition of _Endoscopic Ultrasonography_ will also find: * A team of contributors which includes the pioneers of endosonography and their immediate successors * New chapters dedicated to therapeutic procedures using lumen apposing metal stents * A practical, hands-on approach to learning EUS _Endoscopic Ultrasonography, 4th Edition_ is ideal for all GI endoscopists and other medical professionals working with gastrointestinal pathologies.