Patent Ductus Arteriosus (2nd edition)

The Zero to Finals Medical Revision Podcast

Thomas Watchman

Life Sciences, Education, Medical Finals, Medicine, Surgery, Health & Fitness, Paediatrics, Medical Student, Medical Education, Medical Exams, Medical School, Medical Revision, Science, Learn Medicine, Finals Revision, Obstetrics And Gynaecology

4.8 • 678 Ratings

🗓️ 30 December 2024

⏱️ 6 minutes

🔗️ Recording | iTunes | RSS

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Summary

This episode covers patent ductus arteriosus. Written notes can be found at https://zerotofinals.com/paediatrics/cardiology/pda/ Books can be found at https://zerotofinals.com/books/ Questions can be found at https://members.zerotofinals.com/dashboard The audio in the episode was expertly edited by Harry Watchman.

Transcript

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0:00.0	Hi, this is Tom. If you're anywhere near Manchester or Norwich in January, I recommend checking
0:06.7	out zero to finals.com slash events for the day-long revision course where I cover all the key
0:14.0	facts across medicine, surgery, pediatrics, obs and guine, and psychiatry. The course dates are the 12th of January in Manchester and the 19th of
0:24.1	January in Norwich. So head over to 0.5.com slash events to attend the course and make sure you
0:31.1	absolutely smash your exams.
0:37.1	Hello and welcome to the 0 to finals podcast. My name is Tom and in this episode I'm going to be talking to you about patent ductus arteriosis.
0:47.1	And you can find written notes on this topic at zero to finals.com slash PDA or in the zero to finals
0:54.8	pediatrics book.
0:56.7	And you can find questions to train your knowledge on this content
1:00.0	at members.0.0.com.
1:03.8	So let's get straight into it.
1:06.8	The ductus arteriosis connects the pulmonary with the aorta,
1:12.3	which allows blood to bypass the lungs in the fetus.
1:16.8	It usually stops functioning within three days of birth
1:20.7	and closes entirely within the first three weeks of life.
1:25.8	Patent ductus arteriosis, or PDA, occurs when the ductus arteriosis fails
1:32.1	to close after birth. The reasons why it would fail to close are unclear. Patent ductus arteriosis
1:39.9	is more common in premature babies. It may also be related to a genetic condition, such as Down syndrome,
1:48.2	or a maternal condition during pregnancy, such as diabetes or rebella infection.
1:55.7	A small patent ductus arteriosis may be asymptomatic, cause no functional problems and close on its own
2:04.3	spontaneously. Occasionally, patients can remain asymptomatic throughout childhood and then present
2:12.3	later on in adulthood. Let's go through the pathophysiology.
	...

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