<prompt> Box shaped heart is seen in which of the following condition:Coaractation of aortaPericardial effusionTetralogy of fallotEbstein anomaly  <response>: Ans. d Ebstein anomalyRef: Pediatric radiology 1st ed57 Ebstein anomaly is a congenital heart defect in which the septal and posterior leaflets of the tricuspid valve are displaced towards the apex of the right ventricle of the heart. It causes atrialization of right ventricle.Radiographic Features In Different Congenital Heart Diseases: Figure of 8 appearance or Snowman appearance: TAPVR type I Egg on its side or Apple on a stem appearance: TGA Boot-shaped Heart Classic coer en sabot: TOF BoxBalloon shaped heart: Ebstein Anomaly 3 sign on CXR: Coaractation of Aorta 