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AFib Might Be Far More Common Than We Think

CardiacWire

age, 54% women, 50% White), finding that a whopping 2M (6.8%) of them had been diagnosed with AFib. AFib rates increased dramatically during the study period, from 4.49% in 2005-2009 to 6.82% in 2015-2019. the researchers estimate that at least 10.55M Americans are currently diagnosed with AFib, representing 4.48% the U.S.

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What is this ECG finding? Do you understand it before you hear the clinical context?

Dr. Smith's ECG Blog

Sci 5[4] 268-270, 2015 ) both highlight a likely association between acute development of ischemic J waves — and high risk of developing malignant ventricular arrhythmias ( My Comment in the September 23, 2020 post ). Rituparna et al — as well as Chauhan and Brahma ( Int. Baseline artifact is no longer present. Smith’s ECG Blog ).

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America’s Growing CVD Problem

CardiacWire

AFib Wakeup Call – A JACC study suggested that atrial fibrillation is far more prevalent than many thought. Analysis of 29M Californian’s records revealed that a whopping 2M (6.8%) of them had been diagnosed with AFib, with rates increased dramatically during the study period (4.49% in 2005-2009 >>> 6.82% in 2015-2019).

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Syncope while on a treadmill

Dr. Smith's ECG Blog

Is longterm endurance-training a risk factor for AFib and AFlutter? == Why is Today's Initial Rhythm AFlutter? See the February 6, 2015 post in Dr. Smith's ECG Blog - and - the Case Study of polymorphic VT induced by exercise, by Hoffmayer, Scheinman et al — Heart Rhythm 19:1214-1216, 2022 ). Sinus tachycardia does not go this fast.

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Medtronic and J&J’s LAA Expansions

CardiacWire

The Takeaway Given that 38 million people worldwide are living with AFib, and roughly 40% of them can’t take blood thinners over long periods, there’s plenty of room for innovative new LAA devices. using plugs to occlude the LAA).

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A teenager involved in a motor vehicle collision with abnormal ECG

Dr. Smith's ECG Blog

2015, March 1). Other Arrhythmias ( PACs, PVCs, AFib, Bradycardia and AV conduction disorders — potentially lethal VT/VFib ). Dyer From the Division of Cardiology, Thankavel, P. Thankavel From the Division of Cardiology, & The Data Supplement is available at [link] to Poonam Punjwani Thankavel. Circulation: Cardiovascular Imaging.

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QT Correction Formulas Compared to The Rule of Thumb ("Half the RR")

Dr. Smith's ECG Blog

They measured QTc while patients were in Afib and then again after conversion, when they were in sinus rhythm. They found that Bazetts formula overestimated QTc in Afib while Fridericias formula was the most accurate. Acad Emerg Med 2015 Oct; 22(10):1139-44. The RR interval was also a 10 second average.