<prompt> All of the following about PDA are true exceptMore common in malesCommon hea lesion in rubellaTreatment is closure of defect by ligation and division of ductusHypoxia and immuturity are impoant in maintaining the patency  <response>: Incidence of PDA is more in females 1:3 ratio PDA is Most common cardiac lesion in rubellla,others are pulmonary stenosis Treatment of PDA is ligation division especially in term babies PDA is more common among preterm babies Ref : Ghai essential of pediatrics, 8th edition, p.no:417-19 