This book focuses on all aspects of pancreatic pathology, from key features of benign and malignant lesions to diagnostic pearls for differential diagnosis of encountered entities in pancreatobiliary fine needle aspirations and small biopsies. Chapters include a brief introduction and a practical approach to diagnose benign and malignant lesions. The key cytomorphologic features and main differential diagnoses are also summarized in concise tables. Richly colored images complement the text and represent key findings pertaining to the text discussion. An important and current chapter on molecular testing proves to be very useful for the readership for their daily practice in this era of targeted therapy. Written by experts in the fields, all authors contribute their collective experience of preeminent cytopathology service spanning a long time span. Pancreas and Biliary Tract Cytohistology serves as a practical resource for cytotechnologists, cytopathologists and pathologists who are practicing cytopathology and rendering diagnoses on small biopsy samples on pancreatic lesions.