<prompt> Egg on side appearance is seen in-Fallots tetralogyTAP VCTGAEbsteins anomaly  <response>: Ans. is c i.e., TGA Egg on side appearance is characteristic radiographic feature of transposition of great vessels TGA.Cardiac configration Boot-shaped heart cour en sabotFallots tetralogy Egg on side heart egg in cup heartTransposition of great arteries Egg in cup HeartConstrictive pericarditis Snowman sign figure of 8, or cottage loaf signSupracardiac TAPVC Ground - glass appearance of lungObstructive TAPVC Sitting-duck heartPersistent truncus arteriosus Water-bottle or flasked shaped or money bag heartPericardial effusion, hypothyroidism Box-shaped heartTricuspid atresia, Ebsteins anomaly Tubular heartAddisons disease, emphysema Tear -drop heartChronic emphysema Cor-triatumPulmonary vein obstruction Jug handle appearancePrimary pulmonary hypertension Pentagon-shaped heartMitral incompetence Triangular-shaped heartConstrictive pericarditis 