Which of the following is considered a risk factor for Atrial Fibrillation?

Paroxysmal Atrial Fibrillation (AFib) refers to episodes of AFib that come and go, and while it is indeed a form of AFib, it does not serve as a risk factor but rather as a manifestation of the condition itself. Risk factors for AFib typically involve underlying health issues or lifestyle choices that can contribute to the development of the arrhythmia.

Hypertension and coronary artery disease are well-documented risk factors for AFib, as they both create changes in cardiac structure and function that can predispose individuals to develop arrhythmias. Hypertension can lead to left atrial remodeling, which increases the likelihood of AFib, while coronary artery disease can decrease blood flow to the heart, leading to ischemic changes that can contribute to arrhythmia development.

Acute bronchitis, while it can affect the respiratory system, does not have a direct relationship with the development of AFib. Conditions directly influencing heart structure or function are more likely to increase the risk of atrial fibrillation, making hypertension and coronary artery disease the more relevant considerations in this context.