All of the following about PDA are true except ?
Ans. is 'a' i.e., It is more common in males than females PDA is more common in females than males - Nelson Lesions more common in girls Lesions more common in boys ASD PDA TGA VSD Pulmonic stenosis Left sided obstructive lesions
More common in males
Common hea lesion in rubella
Treatment is closure of defect by ligation and division of ductus
Hypo xi a and immaturity are impoant in maintaining the patency