<prompt> Consumption of which of following drugs in pregnancy causes Ebstein anomaly in newborn?AlcoholPhenytoinValproateLithium  <response>: Maternal intake of lithium can cause Ebstein anomaly in newborn.Ebstein anomaly is a rare heart defect in which the tricuspid valve - the valve between the upper right chamber right atrium and the lower right chamber right ventricle of the heart isnt formed properly. As a result, blood leaks back through the valve and into the right atrium. 