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


By Denise Mann
HealthDay Reporter

WEDNESDAY, April 6, 2022 (HealthDay Information) — In the event you’re one of many hundreds of thousands of individuals with a standard heart rhythm dysfunction referred to as atrial fibrillation (a-fib), shedding pounds earlier than therapy could enhance the chances that your a-fib doesn’t come again.

In a brand new examine, sufferers with a-fib who have been overweight or overweight once they underwent ablation to right their irregular coronary heart rhythm have been extra more likely 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 threat for stroke and coronary heart failure. Ablation includes burning or freezing a small portion of the guts to create a scar and forestall the unfold of irregular electrical impulses.

“Obese sufferers have the next threat 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,” stated examine writer Dr. Jacob Tønnesen, a heart specialist at Herlev-Gentofte College Hospital in Hellerup, Denmark.

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

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

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

In comparison with of us with a traditional BMI, the probability of a-fib at one yr was 19% greater within the chubby group; 22% greater 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 threat amongst of us who have been underweight or regular weight. The findings held even after researchers managed for different components recognized to extend the chance of a-fib coming again.

Being chubby or overweight is as a lot of a threat 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 stated.

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 of preliminary till revealed in a peer-reviewed journal.

Specialists not a part of the examine agree that shedding pounds earlier than therapy for a-fib drastically will increase the chances of success.

People who find themselves chubby or overweight and want ablation to right a-fib are all the time recommended to drop pounds first, stated 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 stated.

This is smart 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 stated.

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

“This can be a giant and well-done examine which provides additional proof that folks with atrial fibrillation who’re chubby ought to attempt to drop pounds,” he stated.

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

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

Extra info

The U.S. Nationwide Coronary heart, Lung, and Blood Institute has extra info 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, govt 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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