Sachin Wani MD, co-author of a recent article about on-site cytopathology evaluation during EUS-FNA for pancreatic masses, talks with AJG Co-Editor Dr. William Chey about why EUS has been come such an important part of evaluation for pancreatic masses and cancer, the benefits and limitations of on-site cytopathology, an presents advice on cost-minimization and quality indicator adherence. (18:21)