<prompt> Which of the following cardiac diseases is associated with safe pregnancy?Congenital acyanotic heart diseaseMarfans syndromeidiopathic pulmonary hypertensionEbstein anomaly  <response>: Ans-A Congenital cyanotic heart disease Ref: DC Duttas Textbook of Obstetrics, pg: 275Explanation:Absolute indications for therapeutic termination in maternal heart diseases during pregnancy:Primary pulmonary hypertension.Eisenmengers syndrome.Pulmonary veno-ocdusive disease.WHO Cardiovascular Risk ClassificationRisk classCardiovascular conditionsIUncomplicated, small or mild: Pulmonary stenosis Patent ductus arteriosus Mitral valve prolapse Successfully repaired simple lesions ASD, VSD. PDA, anomalous venous drainageAtrial or ventricular ectopic beatsII well and uncomplicated Unoperated ASD or VSD Repaired tetralogy of Fallot Most arrhythmiasII-III Mild left ventricular impairment Hypertrophic cardiomyopathy Native or tissue valvular heart disease not considered WHO I or IV Marfan syndrome without aortic dilatation Aorta 45 mm Hg in aortic disease with bicuspid aortic valve Repaired aortic coarctationIII Mechanical valve Systemic right ventricle Fontan circulation Cyanotic heart disease unrepaired Aortic dilatation 40-45 mm in Marfan syndrome; 45-50 mm aortic disease associated with the bicuspid aortic valveIV Pregnancy contraindicated Pulmonary arterial hypertension Severe systemic ventricular dysfunction LVEF G0.30, NYHA III-IV Previous peripartum cardiomyopathy with any residual impairment of left ventricular function Severe mitral stenosis Severe symptomatic aortic stenosis Marfan syndrome with aorta dilated 45 mm Aortic dilation 50 mm in aortic disease associated with the bicuspid aortic valve Native severe coarctation 