Exam (elaborations)
Patent Ductus Arteriosus- PDA questions with correct answers
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PDA is caused by - Answer failure of the fetal ductus arteriosus to close within the first week of lifedue to drop in pulmonary vascular resistance When is normal closure? - Answer Within 24-72 hours What causes normal closure? - Answer decreased prostaglandin (PG) levels and decrease i...
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