1020 Eliminating the Residual Negative Pressure in the EUS-FNA Needle Before Withdrawal Enhances the FNA Cytology Yield

Eliminating the Residual Negative Pressure in the EUS-FNA Needle Before Withdrawal Enhances the FNA Cytology Yield A. Aziz Aadam*, Young OH, Sahibzada U. Latif, Abdul H. Khan, Mukund Venu, ADAM Schiro, Bryan C. Hunt, R. Nagarjun Rao, Vinod B. Shidham, Kulwinder S. Dua Division of Gastroenterology and Hepatology, Northwestern University, Chicago, IL; Division of Gastroenterology and Hepatology, Medical College of Wisconsin, Milwaukee, WI; Department of Pathology, Medical College of Wisconsin, Milwaukee, WI; Department of Pathology, Wayne State University, Detroit, M