Part 2 of the Echocardiography Formula Review Guide is Now Available! This unique 6" by 8" spiral-bound formula pocket guide is a must have for all practicing echocardiographers, cardiology fellows, and sonographers. Part 2 includes the following Principles of Waves and Sound Principles of Flow, Energy, and Doppler Aortic Valve Prosthesis Mitral Valve Prosthesis Prosthetic Valve Dysfunction Aortic Valve Prosthesis-Patient Mismatch Periprosthetic Aortic Valve Regurgitation Right Heart Hemodynamics Left Heart Hemodynamics Assessing Left Ventricular Diastolic Function Categorizing Abnormal LV Diastolic Function Atrial Septal Defect Ventricular Septal Defect Patent Ductus Arteriosus Coarctation of the Aorta Fontan Circulation Types and Location of Ventricular Septal Defects Akhil Narang, MD, FASE (Chair); Jared Bird, MD; Benjamin W. Eidem, MD, FASE; Graham Lohmann, MD; Rekha Mankad, MD, FASE; Ram Rohatgi, MD; Amita Singh, MD; Roberto M. Lang, MD, FASE