Got A-Fib? Shed Pounds Before Treatment to Stop Its Return


By Denise Mann
HealthDay Reporter

WEDNESDAY, April 6, 2022 (HealthDay Information) — Should you’re one of many thousands and thousands of individuals with a standard heart rhythm dysfunction referred to as atrial fibrillation (a-fib), reducing weight earlier than remedy could improve the chances that your a-fib doesn’t come again.

In a brand new examine, sufferers with a-fib who had been overweight or overweight after they underwent ablation to appropriate their irregular coronary heart rhythm had been extra prone to expertise a return of a-fib than of us who weren’t.

A-fib happens when the higher chambers of the guts quiver chaotically, inflicting a quick and irregular heartbeat. Left undiagnosed or untreated, it dramatically raises danger for stroke and coronary heart failure. Ablation entails burning or freezing a small portion of the guts to create a scar and forestall the unfold of irregular electrical impulses.

“Chubby sufferers have the next danger of recurrent a-fib after ablation in comparison with normal-weight sufferers, and the chance of recurrent a-fib will increase incrementally by growing body mass index,” mentioned examine writer Dr. Jacob Tønnesen, a heart specialist at Herlev-Gentofte College Hospital in Hellerup, Denmark.

“Aggressive weight administration, pre-ablation, in obese sufferers may probably present substantial advantages and enhance short- and long-term outcomes after ablation,” he mentioned.

Precisely how a lot weight an individual with a-fib ought to lose earlier than ablation remedy isn’t identified but.

“One examine discovered {that a} weight lack of 10% results in a considerably lowered burden of atrial fibrillation, however additional research on this are warranted,” Tønnesen mentioned.

For the examine, greater than 9,200 folks in Denmark who underwent a first-time process for a-fib had been divided into 5 teams. The teams had been based mostly on their physique mass index (BMI), an estimate of physique fats based mostly on height and weight: underweight, normal weight, obese, overweight and morbidly overweight. Researchers then in contrast BMI classes to danger of an a-fib recurrence.

In comparison with of us with a traditional BMI, the chance of a-fib at one yr was 19% increased within the obese group; 22% increased within the overweight group, and 32% within the morbidly overweight group.

The identical sample was additionally seen after 5 years, the examine confirmed. There was no distinction in relapse danger amongst of us who had been underweight or regular weight. The findings held even after researchers managed for different elements identified to extend the chance of a-fib coming again.

Being obese or overweight is as a lot of a danger for a-fib returning as coronary heart failure, chronic obstructive pulmonary disease (COPD) and hypertension — all of that are sometimes handled in folks with a-fib, Tønnesen mentioned.

The examine was offered Monday at a gathering of the European Society of Cardiology, in Copenhagen, Denmark, and on-line. Findings offered at medical conferences are sometimes thought-about preliminary till revealed in a peer-reviewed journal.

Consultants not a part of the examine agree that reducing weight earlier than remedy for a-fib tremendously will increase the chances of success.

People who find themselves obese or overweight and want ablation to appropriate a-fib are at all times endorsed to shed weight first, mentioned Dr. Rachel-Maria Brown Talaska, director of inpatient cardiac companies at Lenox Hill Hospital in New York Metropolis.

“A quantity of studies point out that weight reduction is related to a discount in atrial fibrillation severity, enhancing signs and recurrence charges,” she mentioned.

This is sensible from a heart structure standpoint. “Weight reduction has been related to a discount within the dimension of the left atrium, which tends to stretch with atrial fibrillation, with this bigger dimension predisposing to extra bouts of atrial fibrillation sooner or later,” Brown Talaska mentioned.

Dr. Deepak Bhatt, government director of interventional cardiovascular applications at Brigham and Ladies’s Hospital Coronary heart and Vascular Middle in Boston, agreed.

“This can be a massive and well-done examine which provides additional proof that individuals with atrial fibrillation who’re obese ought to attempt to shed weight,” he mentioned.

Prior research have made it pretty clear that extra weight contributes to the chance of creating a-fib, Bhatt mentioned.

“For individuals who have already got the situation, the chance of recurrence does appear to be decrease in the event that they shed weight, particularly if their atrial fibrillation is so problematic that they want procedures, as on this examine,” he mentioned.

Extra data

The U.S. Nationwide Coronary heart, Lung, and Blood Institute has extra data on atrial fibrillation (a-fib).

SOURCES: Jacob Tønnesen, MD, heart specialist, Herlev-Gentofte College Hospital, College of Copenhagen, Hellerup, Denmark; Rachel-Maria Brown Talaska, MD, director, inpatient cardiac companies, Lenox Hill Hospital, New York Metropolis; Deepak Bhatt, MD, MPH, government director, interventional cardiovascular applications, Brigham and Ladies’s Hospital Coronary heart and Vascular Middle, and professor, Harvard Medical Faculty, Boston; presentation, European Society of Cardiology assembly, Copenhagen, Denmark, and on-line, April 4, 2022

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