Atrial Fibrillation Overview - ECG, types, pathophysiology, treatment, complications

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  • čas přidán 5. 07. 2024
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    "Atrial Fibrillation (AF) is the most popular arrhythmia and diagnosed by the finding of an irregularly irregular ventricular rhythm without discrete P waves. AF is a supraventricular tachycardia. In AF the atria do not contract in a synchronous rhythm, instead they quiver or fibrillate. This means that they beat very rapidly and irregularly. The most concerning thing about atrial fibrillation is clot formation and embolism due to stasis in the atrium. The left atrium is commonly involved in clot formation resulting in embolisation to the brain causing a stroke."
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Komentáře • 145

  • @TheRand20
    @TheRand20 Před 4 lety +80

    you explain better than the sum of who are called ''professors'' at my university. I wish we had someone like you. thank you so much.

  • @p.m.rangarajan1055
    @p.m.rangarajan1055 Před 10 měsíci +7

    I feel this is one of the most lucid videos on AF, not missing or messing a single event. Really an wonderful study. Thanks

  • @TaiChiKnees
    @TaiChiKnees Před 4 lety +189

    0:00 Overview: Pathophysiologic Description of Atrial Fibrillation
    1:10 Review of cardiac impulse conduction and P QRS and T waves
    2:30 Ectopic Foci
    3:35 Re-entry Circuits
    5:48 Classification of Atrial Fibrillation (Paroxysmal/Persistent/Permanent)
    7:05 EKG findings
    7:57 Diagnosis
    8:18 Acute management: Electrical Cardioversion
    8:51 Chemical Cardioversion: Common Medications used (eg sotolol, amiodarone)
    10:33 AFib > 48 hours: thromboembolism,, TEE, 4weeks anticoagulation
    11:40. Rate Control for relief of clinical symptoms and signs
    13:01 Long-term management rate control vs rhythm control
    14:24 CHA2DS2-VASc Score
    15:00 Valvular (Warfarin) vs Non-Valvular AFib (NOACs)

    • @pcchoon
      @pcchoon Před 3 lety

      love you

    • @Megha486
      @Megha486 Před 3 lety

      Thank you so much!

    • @MedSurvival
      @MedSurvival Před 3 lety +1

      It is mandatory to address the cause of atrial fibrillation prior to rate/rhythm control. Like Treat Anxiety, Pain, Anemia, Electrolytes like K/Mg, Respiratory problem, Infection etc.

  • @BigPilisos
    @BigPilisos Před 2 lety +4

    I am a resident and still watching your videos. You were my hero through med school and still are

  • @xdays8806
    @xdays8806 Před 3 lety +12

    I have been diagnosed with Paroxsysmal Afib and am scheduled for an ablation in 3 weeks. I have been overdosing on CZcams videos regarding Afib since I was diagnosed and I wanted to tell you that your explanation was the best of any I have viewed. Thank you for helping me better understand Afib!

  • @dikshadhawan1439
    @dikshadhawan1439 Před 3 lety +47

    Never seen anybody explaining such a difficult topic so beautifully.

  • @ijeuna12
    @ijeuna12 Před 3 lety +3

    Your videos and illustrations have come so far since the beginning!!! Love and respect your channel and your hustle!

  • @brianfoley4328
    @brianfoley4328 Před 3 lety +7

    I've taken ACLS since the late 70's and this is the best explanation (and I've seen some pretty good ones) of the subject. Anyone contemplating taking ACLS would do well to study this presentation as it serves well as a foundation for a lot of other cardiac interventions.

  • @yohomieyomi
    @yohomieyomi Před 4 lety +2

    We're just about to take a big exam on cardiac tomorrow morning !! So glad I remembered your page!

  • @bhavanatiwari9194
    @bhavanatiwari9194 Před 4 lety +7

    who's a life saver ? YOU'RE A LIFE SAVER ! :')
    Thank you so much .
    Please keep uploading new videos

  • @Prettyvannaaa
    @Prettyvannaaa Před 4 lety +8

    I am 21and have A FIB & a pacemaker since I was 16... thank you for this video.

    • @MrRperez10
      @MrRperez10 Před 3 lety +1

      I'm the same age as you. I'm doing a PP presentation for Human Anatomy class. Can you give me some daily tips or insight that people may not know. A-fib seems to be prevalent on my mother's side.

    • @kamakshishankar7018
      @kamakshishankar7018 Před 3 lety

      @@MrRperez10 pl

    • @lubondochilekwa
      @lubondochilekwa Před 2 lety

      Unfortunate to see another person my age with the same condition as me :(

  • @sarahbengelcaisip2627
    @sarahbengelcaisip2627 Před 4 lety +8

    Amazing illustration with detailed information. It was really helpful! Thank you for making the complicated UNCOMPLICATED! :)

  • @michelandre4325
    @michelandre4325 Před 4 lety +4

    Outstanding presentation as you have explained AF in a three dimensional way, from anatomical, electro- psychological and therapeutic management within an excellent visual schematic presentation - thank you for the excellent and succinct presentation, well done.

  • @blueeyes4233
    @blueeyes4233 Před 4 lety +1

    I love your videos! I have been a healthcare professional for over 10 years & like to refresh my knowledge & skills. Most people are visual learners & I find these videos to be great & helpful for all learners.

  • @MedSurvival
    @MedSurvival Před 3 lety +3

    It is mandatory to address the cause of atrial fibrillation prior to rate/rhythm control. Like Treat Anxiety, Pain, Anemia, Electrolytes like K/Mg, Respiratory problem, Infection etc.

  • @sandraagoreyo8844
    @sandraagoreyo8844 Před 4 lety +1

    this is the best video so far on understanding the different types of A-FIB and its treatments!!! Very detailed and informative! keep up the good work!

  • @itay6412
    @itay6412 Před 4 lety +1

    Amazing to see your progress Armando

  • @donyadadvand1913
    @donyadadvand1913 Před 2 lety

    Dude u have no idea how much i love u, literally I'm advertising in our faculty for u whenever i pass an exam, mwah 😘

  • @KarinaNangolo
    @KarinaNangolo Před 4 lety +15

    I am currently studying Atrial Fibrillation, this video just came at the right time. Thank you for making it more easy. 😍💪🏾

  • @haripriyaiyer1998
    @haripriyaiyer1998 Před 4 lety +7

    Thank you Sir!I always found this particular topic difficult to understand whenever I tried reading from books but after watching this,I understood everything clearly.

  • @reemalzahrani5711
    @reemalzahrani5711 Před 2 lety

    thank you so much for your effort, you explain it in such a smooth way for such complicated topic i appreciate that

  • @DawaJangmuSherpa-el6vv

    Thank you sir for this amazing explanation. really loved it and first time , i understood about Atrial fibrillation and knew about its detailed pathophysiology. Thank u so much

  • @rigrentals5297
    @rigrentals5297 Před 4 lety +1

    outstanding review sir. You are one of a kind. thank you so much

  • @dr.rafiulislam45
    @dr.rafiulislam45 Před 2 lety +2

    Overview
    ------------------
    Atrial fibrillation (A-fib) is an irregular and often very rapid heart rhythm (arrhythmia) that can lead to blood clots in the heart. A-fib increases the risk of stroke, heart failure and other heart-related complications.
    During atrial fibrillation, the heart's upper chambers (the atria) beat chaotically and irregularly - out of sync with the lower chambers (the ventricles) of the heart. For many people, A-fib may have no symptoms. However, A-fib may cause a fast, pounding heartbeat (palpitations), shortness of breath or weakness.
    Episodes of atrial fibrillation may come and go, or they may be persistent. Although A-fib itself usually isn't life-threatening, it's a serious medical condition that requires proper treatment to prevent stroke.
    Treatment for atrial fibrillation may include medications, therapy to reset the heart rhythm and catheter procedures to block faulty heart signals.
    A person with atrial fibrillation may also have a related heart rhythm problem called atrial flutter. Although atrial flutter is a different arrhythmia, the treatment is quite similar to atrial fibrillation.

  • @mahmoudothman3066
    @mahmoudothman3066 Před 4 lety +1

    Great explanation specially the clinical parts, thanks.

  • @abiekumar8139
    @abiekumar8139 Před 3 lety +6

    got everything i needed to know except dose, still great job, thank you.

  • @BubblyButtercup
    @BubblyButtercup Před 3 lety

    Thank You So Much
    Your video is very informative and easy to understand while still going in depth💯

  • @aneelaayaz5223
    @aneelaayaz5223 Před 3 lety

    Thank you sir ! Its really a best explanation of Atrial Fibrillation .

  • @rmc5416
    @rmc5416 Před 3 lety

    thank you very much. your lecture is very much informative and easy to understand ❤️

  • @emilyly3648
    @emilyly3648 Před 3 lety

    Such an excellent, helpful, well-done video!! Thank you!!!

  • @rogerparker3422
    @rogerparker3422 Před 3 lety

    Best explanation I've see - and I've seen a few!

  • @SS-kw9wo
    @SS-kw9wo Před 2 lety

    Thank you so much for making it so easy to understand!!💜

  • @azilemawisa7013
    @azilemawisa7013 Před 2 lety

    Woah, thank you so much. This helped a lot in my class presentation.

  • @restinginn9906
    @restinginn9906 Před 2 lety

    Incredibly well done video, thank you!

  • @t.g.v.6955
    @t.g.v.6955 Před rokem

    Very very impressive explaination. Thank you very much.

  • @ranahamedsalha7274
    @ranahamedsalha7274 Před 2 lety

    Thanks for the very clear explanation

  • @user-id3ms7qr8w
    @user-id3ms7qr8w Před 2 lety

    Best AF presentation ever!!!!

  • @MedSurvival
    @MedSurvival Před 3 lety +1

    Always look for other causes of instability among patients with AF and shock or difficulty controlling the ventricular rate.

  • @thaibaotai
    @thaibaotai Před 4 lety +1

    Cool video with great explanation! I wish i could do a video like yours

  • @maryamthamer7022
    @maryamthamer7022 Před 9 měsíci

    worths every single minute! thank u

  • @ishavegad6163
    @ishavegad6163 Před 2 lety

    Atrial fibrillation is made too easy via this video .Thank u 👍👏

  • @DRBHUPATHI
    @DRBHUPATHI Před 4 lety

    please make vedios on all arrythmias ,it would be really helpful

  • @msprav18
    @msprav18 Před 4 lety

    This should be useful to an essay I may be doing so thanks so much

  • @learnsomethingeveryday9164

    very nice video.. thank you

  • @majoodb9253
    @majoodb9253 Před 4 lety

    Armando went digital!! Wow.

  • @graciecry
    @graciecry Před 4 lety

    Great video! Thank you!! Do you have any videos on AV blocks?

  • @_I_am_NeeNee
    @_I_am_NeeNee Před rokem

    well done explaining

  • @amfrance
    @amfrance Před měsícem

    Very well done!

  • @g-cellatwork5406
    @g-cellatwork5406 Před 3 lety +1

    Hi, I would like to know the specific resource used in this video. I would like to read more about arrhythmias since I still can't organize these stuff in my head. Thank you in advance.

  • @medsonboti1984
    @medsonboti1984 Před rokem

    Clear explanation

  • @ehsanmunir9450
    @ehsanmunir9450 Před 3 lety

    Thank you so much for posting this 😘🥰

  • @NS-fk6wv
    @NS-fk6wv Před 4 lety

    Awesome stuff man!!

  • @AnthonyL0401
    @AnthonyL0401 Před 3 lety +1

    Such a nice voice and a great presentation. The presenter's name looks Latin of some sort, but I really think he sounds like Christoph Waltz

  • @karanmahajan7963
    @karanmahajan7963 Před 3 lety

    Thank you ...very helpful

  • @dkovaleski
    @dkovaleski Před 4 lety +1

    Awesome work! what kind of pens do you use?

  • @meghasa8416
    @meghasa8416 Před 2 lety

    Amazing, thank you so much 💜

  • @seylaadam7605
    @seylaadam7605 Před 4 lety

    that's super interesting thank you guys

  • @johannahshokane2263
    @johannahshokane2263 Před 3 lety

    Wowwwwwwwwwww.....thank you so much for this presentation ❤️🥺

  • @sohailbaloch9401
    @sohailbaloch9401 Před rokem

    Jazak Allah. Allah apko ajar de iska

  • @sumanuel
    @sumanuel Před 3 lety

    Awesome... so admirable

  • @3minuteseasylearning309

    Thanks a lot sir

  • @uxoro7173
    @uxoro7173 Před 3 lety

    thank you so much

  • @afrathegreat9053
    @afrathegreat9053 Před 3 lety +1

    I'm confused. If it is an acute case, how do you have time to give 4 weeks anticoagulation before cardioversion? Please help

  • @user-qx4zc3nx8z
    @user-qx4zc3nx8z Před 3 lety +1

    Can someone please explain WHY we use warfarin for valvular AF, whereas NOACs is for non-valvular AF?

  • @hikgthbfk
    @hikgthbfk Před 4 lety +1

    I love you Armando

  • @DenyTheFleshCalisthenics

    In my experience I feel it’s important to know the ejection fraction to determine if patient has systolic or diastolic heart failure to treat with amiodarone or a ccb,bb. I’ve seen patient with an EF of 10-15 get cardizem and cause cardiac arrest.

  • @matthewbond8275
    @matthewbond8275 Před 2 lety

    Thank you

  • @misshiba4213
    @misshiba4213 Před 4 lety

    as always great

  • @javaidrashid1008
    @javaidrashid1008 Před 5 měsíci

    Excellent

  • @adityakundgir6889
    @adityakundgir6889 Před 2 lety

    Thank you so much 🙏💕

  • @zusamin1
    @zusamin1 Před 3 lety +1

    better than the professor I have at my school :P

  • @ShivaniPatel-ut6gn
    @ShivaniPatel-ut6gn Před 3 lety

    Thank you so much...!!

  • @qamarkhan4339
    @qamarkhan4339 Před 3 lety

    What is the difference between and irregular arrythmia. Appreciate early reply. Rgds

  • @tammac8124
    @tammac8124 Před rokem

    Amazing! Afib made easy

  • @iasm2470
    @iasm2470 Před 4 lety

    I have a question and i can't figure it out. Why do we have irregular RRs in fibrillations but regular ones in flutter (taking the situation in witch the block is fixt)? As far as i understood, in flutter, the premature atrial waves can only "catch" the AV node outside of his refractory pause, thus leading the AV node to take "control" of the ventricular rhythm? But what about in fibrillation and it's irregular RRs?

  • @sarahpurple6547
    @sarahpurple6547 Před rokem

    thanks a lot

  • @davidpowell3347
    @davidpowell3347 Před 10 měsíci

    Is Apixaban now considered appropriate for anticoagulation in AF with enlarged Left Atrium,Enlarged Left Ventricle and Mitral Regurgitation (not stenosis) but without any artificial or prosthetic valves present?

  • @michellejue2564
    @michellejue2564 Před 3 lety

    Thank you for this explanation. My husband was just diagnosed with AF at young age of 50 . I now have a list of question to ask the cardiologist when he gets a referral. Sadly it sounds like he has persistent or permanent AF with high score for stroke since internal med doc is prescribing dabigatran before he even sees a cardiologist.

    • @daveslayter4240
      @daveslayter4240 Před 2 lety

      I have just been admitted to hospital with AF. I too am only 50. Lots of questions to be asked....

  • @dragonsuplex1013
    @dragonsuplex1013 Před 2 lety

    Thank you so much 🙏🙏🙏🙏🙏💙💙💙💙💙💙

  • @naomijafaru2225
    @naomijafaru2225 Před rokem

    Thanks

  • @BasicClinic
    @BasicClinic Před 3 lety

    Thanks sir

  • @mangeshanaokar4451
    @mangeshanaokar4451 Před 3 lety

    What if the patient is a low BP person? And what if the heart rate also falls to below 60?

  • @abhisheknarayansingh6245
    @abhisheknarayansingh6245 Před 4 lety +1

    Fantastic 👌🏻👌🏻

  • @ruhammacristinapayano5374

    Thanks man

  • @user-me5ot1pu8p
    @user-me5ot1pu8p Před 2 lety

    Love it bro

  • @aymaaninamdar41
    @aymaaninamdar41 Před rokem

    I love you armando

  • @mahela1993
    @mahela1993 Před 3 lety

    amazing!

  • @jayadev6490
    @jayadev6490 Před 2 lety

    The best !!

  • @scottpac8266
    @scottpac8266 Před 2 lety

    What infinite paper do you use?

  • @amazingscience6632
    @amazingscience6632 Před 4 lety +4

    I also teach Biology.. you are my inspiration ❤️😍

  • @traceystock7352
    @traceystock7352 Před 10 měsíci

    My normal resting heart rate is in the range of 49 to 57. I drank a cold drink and had what I thought was a PSVT when I got brain freeze from drinking it too fast. My heart rate shot up to 96. I did a vagal maneuver and it dropped to 83. I splashed cold water on my face and it went down to 73. Over the next day it seemed to normalize and my heart rate has been in normal range since then but it seems inconsistent -- meaning slightly varied gaps between beats. I cant tell if Im stressed about this and causing it or if I have Afib with an otherwise normal 55 heart rate. I exercise fine. Could it just be stress lasting a few days?

  • @mayurkumarsadariya1711

    Warfarin cause calcification so why it's use with comorbid CKD ?

  • @princesahoo8374
    @princesahoo8374 Před 4 lety +1

    Doctor I had malaria for 4 days
    Can you state the medicine

  • @wijedasabadraperera1953

    amazing

  • @martindavis9930
    @martindavis9930 Před 3 lety

    Why wouldn't you want to talk about convergent hybrid ablation procedure for AF ??

  • @Maggot1707
    @Maggot1707 Před 2 lety +1

    Problem is there are very little, if not, no videos online about what atrial fibrillation sounds like. I was exercising earlier and suddenly my heart rate accelerates to roughly 240 BPM and it was extremely loud and I could quite-literally feel it beating out of my chest, which was insane. Wasn't the first time either. Before, I was doing a running race and my heart rate was also extremely insane. Over 200 BPM then too, and I felt really faint like I wanted to pass out. I have had a weird history of shortness of breath I should also mention. I tried to get checked out when I was a bit younger, but was told there was nothing being reported as abnormal by a cardiogram. That relieved me, but now I'm starting to wonder if I should get checked out again.

    • @janet3782
      @janet3782 Před 2 lety

      Yes, you should get it checked out. Just to be sure

    • @alikangal4734
      @alikangal4734 Před 8 měsíci

      benimde eforda 250 oldu son anda nabız

  • @litondas7646
    @litondas7646 Před 2 lety

    Nice

  • @loly5113
    @loly5113 Před rokem

    ❤❤❤❤❤❤❤❤❤thank you so much

  • @doctorposting
    @doctorposting Před rokem

    why/how does AF cause decrease in preload?

  • @medicineandsurgery5948

    Good work... I do some work ... You are welcome