{"id":17789,"date":"2025-04-29T14:27:58","date_gmt":"2025-04-29T08:57:58","guid":{"rendered":"https:\/\/www.lalpathlabs.com\/blog\/?p=17789"},"modified":"2025-12-09T14:34:24","modified_gmt":"2025-12-09T09:04:24","slug":"patent-ductus-arteriosus-symptoms-causes-and-diagnosis","status":"publish","type":"post","link":"https:\/\/www.lalpathlabs.com\/blog\/patent-ductus-arteriosus-symptoms-causes-and-diagnosis\/","title":{"rendered":"Patent Ductus Arteriosus: What It Is and How It Affects Babies"},"content":{"rendered":"<p><img decoding=\"async\" loading=\"lazy\" class=\"alignnone\" src=\"https:\/\/media-blog.lalpathlabs.com\/apis\/5fd92229-dbde-4577-a889-d30fd247442d.jpg\" alt=\"patent ductus arteriosus\" width=\"1200\" height=\"600\" \/><\/p>\n<p>Patent ductus arteriosus (PDA) is a heart condition that affects babies, primarily those born prematurely. It occurs when a blood vessel called ductus arteriosus, which is important in blood circulation in a foetus (an unborn baby), fails to close after birth.<\/p>\n<p>&nbsp;<\/p>\n<p>If left untreated, PDA can cause serious health complications. A basic understanding of PDA is essential for early diagnosis and effective management. This article gives an overview of patent ductus arteriosus, its symptoms, causes, and management.<\/p>\n<p>&nbsp;<\/p>\n<h2><strong>What Is PDA?<\/strong><\/h2>\n<p>PDA, or patent ductus arteriosus, is a heart defect present from birth in which a small blood vessel near the heart, called ductus arteriosus, does not close naturally after birth. This vessel helps send oxygen-rich blood from the mother to the foetus, an unborn baby, since the baby gets oxygen from the placenta.<\/p>\n<p>&nbsp;<\/p>\n<p>After birth, the baby\u2019s lungs perform this function. This vessel should close within a few hours or days. But if it remains open, too much blood flows to the lungs, which puts greater pressure on the heart.<\/p>\n<p>&nbsp;<\/p>\n<h2><strong>What Are the Symptoms of PDA?<\/strong><\/h2>\n<p>PDA symptoms depend on the baby\u2019s overall health and how big the opening is. Some babies do not show any signs. But those that do show the following symptoms:<\/p>\n<p>&nbsp;<\/p>\n<ul>\n<li>Fast breathing or trouble breathing<\/li>\n<li>Difficulty eating and slow weight gain<\/li>\n<li>Crying while being fed<\/li>\n<li>A heart murmur (extra sound heard when a doctor listens to the heart)<\/li>\n<li>Rapid heart rate<\/li>\n<li>Fatigue and weakness<\/li>\n<li>Frequent lung infections<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<p>If the condition is severe and left untreated, it can lead to heart problems. Early recognition of patent ductus arteriosus symptoms helps in getting the right treatment.<\/p>\n<p>&nbsp;<\/p>\n<h2><strong>What Factors Cause Patent Ductus Arteriosus?<\/strong><\/h2>\n<p>The exact causes of PDA heart defect are not known; however, the following factors can increase the risk:<\/p>\n<p>&nbsp;<\/p>\n<ul>\n<li><strong>Premature Birth:<\/strong> Babies born too early are more likely to have PDA.<\/li>\n<li><strong>Genetic Conditions:<\/strong> Babies having Down syndrome and other genetic defects are at a higher risk.<\/li>\n<li><strong>Infections during Pregnancy:<\/strong> Pregnant mothers who have rubella (German measles) are more likely to give birth to a baby having a PDA heart condition.<\/li>\n<li><strong>High-altitude Birth:<\/strong> Babies born at higher altitudes are at a greater risk of PDA disease than babies born at lower altitudes.<\/li>\n<li><strong>Sex of the Baby:<\/strong> PDA heart disease is more common in girls than boys.<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<p>Patent ductus arteriosus mainly affects newborns. However, PDA in adults is possible if it goes undetected. A small PDA is not too problematic. But a large opening can lead to heart palpitations, shortness of breath, or even heart failure. Doctors can diagnose PDA in adults through heart imaging tests.<\/p>\n<h2><strong>How Is PDA Diagnosed?<\/strong><\/h2>\n<p>Patent ductus arteriosus is diagnosed using the following tests:<\/p>\n<p>&nbsp;<\/p>\n<ul>\n<li><strong><a href=\"https:\/\/www.lalpathlabs.com\/blog\/echo-test\/\">Echocardiogram (Echo):<\/a>\u00a0<\/strong>This PDA test uses sound waves to produce images of the heart and detect the disease.<\/li>\n<li><strong>Electrocardiogram (<a href=\"https:\/\/www.lalpathlabs.com\/radiology-test\/ecg-ekg-electrocardiography\">ECG<\/a>):<\/strong> An ECG machine measures the heart\u2019s electrical activity. It checks for any irregularities like abnormal heartbeat or other signs of heart strain caused by PDA heart condition.<\/li>\n<li><strong>Chest X-ray:<\/strong> This shows whether the heart is enlarged or if excess fluid is present in the lungs, indicating lung infections caused by PDA.<\/li>\n<li><strong>Cardiac catheterisation:<\/strong> In rare cases, this test provides a detailed view of the heart by inserting a thin tube into the blood vessel.<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h2><strong>How Can Patent Ductus Arteriosus (PDA) Be Prevented?<\/strong><\/h2>\n<p>Taking preventive steps during pregnancy can lower the chances of PDA in newborns, such as:<\/p>\n<p>&nbsp;<\/p>\n<ul>\n<li>Regular prenatal care to monitor foetal heart development<\/li>\n<li>Managing maternal infections and chronic conditions like diabetes<\/li>\n<li>Avoiding smoking, alcohol, and harmful medications during pregnancy<\/li>\n<li>Preventing premature birth through good maternal health care<\/li>\n<\/ul>\n<h2><strong>How Is Patent Ductus Arteriosus (PDA) Managed?<\/strong><\/h2>\n<p>For babies diagnosed with PDA, careful monitoring and supportive care are essential, including:<\/p>\n<p>&nbsp;<\/p>\n<ul>\n<li>Providing regular medical checkups for high-risk newborns to track heart function<\/li>\n<li>Maintaining proper oxygen levels and nutrition is crucial for preterm infants<\/li>\n<li>Managing fluid intake helps prevent extra strain on the heart and lungs<\/li>\n<li>Educating parents about PDA symptoms to ensure early intervention<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<p>If a person has patent ductus arteriosus symptoms, timely medical intervention can help improve outcomes and prevent serious complications. <a href=\"https:\/\/www.lalpathlabs.com\/\">Dr Lal PathLabs<\/a> offers various diagnostic tests like echocardiograms and ECGs. Book a test today!<\/p>\n<h2><strong>FAQs<\/strong><\/h2>\n<p><strong>1. What is PDA heart disease?<\/strong><br \/>\nPDA heart condition occurs when the ductus arteriosus remains open after birth. Due to this, extra blood flows to the lungs, straining the heart.<\/p>\n<p>&nbsp;<\/p>\n<p><strong>2. What are common PDA symptoms?<\/strong><br \/>\nPDA symptoms include rapid breathing, difficulty feeding, a heart murmur, fatigue, and frequent respiratory infections.<\/p>\n<p>&nbsp;<\/p>\n<p><strong>3. What causes PDA?<\/strong><br \/>\nRisk factors include premature birth, genetic factors, maternal infections during pregnancy, and high-altitude birth.<\/p>\n<p>&nbsp;<\/p>\n<p><strong>4. What are the options for PDA treatment?<\/strong><br \/>\nPatent ductus arteriosus treatment varies by case. Seek medical advice for the best course of action, which may involve monitoring, lifestyle changes, or medical intervention.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Patent ductus arteriosus (PDA) is a heart condition that affects babies, primarily those born prematurely. It occurs when a blood vessel called ductus arteriosus, which is important in blood circulation in a foetus (an unborn baby), fails to close after birth. &nbsp; If left untreated, PDA can cause serious health complications. A basic understanding of [&hellip;]<\/p>\n","protected":false},"author":6,"featured_media":17792,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1055],"tags":[3242,3245,3246,3241,3247,3243,3244],"acf":[],"_links":{"self":[{"href":"https:\/\/www.lalpathlabs.com\/blog\/wp-json\/wp\/v2\/posts\/17789"}],"collection":[{"href":"https:\/\/www.lalpathlabs.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.lalpathlabs.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.lalpathlabs.com\/blog\/wp-json\/wp\/v2\/users\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/www.lalpathlabs.com\/blog\/wp-json\/wp\/v2\/comments?post=17789"}],"version-history":[{"count":3,"href":"https:\/\/www.lalpathlabs.com\/blog\/wp-json\/wp\/v2\/posts\/17789\/revisions"}],"predecessor-version":[{"id":17794,"href":"https:\/\/www.lalpathlabs.com\/blog\/wp-json\/wp\/v2\/posts\/17789\/revisions\/17794"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.lalpathlabs.com\/blog\/wp-json\/wp\/v2\/media\/17792"}],"wp:attachment":[{"href":"https:\/\/www.lalpathlabs.com\/blog\/wp-json\/wp\/v2\/media?parent=17789"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lalpathlabs.com\/blog\/wp-json\/wp\/v2\/categories?post=17789"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lalpathlabs.com\/blog\/wp-json\/wp\/v2\/tags?post=17789"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}