This series of videos, with accompanying book, is based on demonstrations pre-recorded by the authors in order to shows the essence of the abnormal morphology with carefully selected autopsy specimens. Findings are compared with appropriately dissected normal hearts. The book contains illsutrations based on specimens and diagrams used in the videos with extensive material from the authors. The videos are entitled: Atrioventricular Septal Defects , Hearts With Isometric Atrial Appendages , Tetralogy of Fallot and Double Outlet Right Ventricle and Hearts With Univentricular Atrioventricular Connection .