Patients with transthyretin amyloidosis cardiomyopathy (ATTR-CM) are at risk of cardiovascular comorbidities, including atrial fibrillation and flutter. Routine ambulatory monitoring in patients with ATTR-CM could help drive the use of anticoagulation to prevent strokes. Heart complications, such as heart failure, are common in patients with transthyretin amyloidosis cardiomyopathy (ATTR-CM). Atrial fibrillation and flutter (AF/AFL), in...