Check out ACC's brand-new case series on improving understanding and recognition of cardiac syncope on ACC.org. In recent years, the number of ambulatory electrocardiographic and cardiac monitoring device options has greatly expanded and continues to evolve. Learn about the current options for detecting arrhythmias and each of their strengths, limitations and indications. This case series is intended for general adult cardiologists and the entire cardiovascular care team, and allows you to learn at your own pace with expert panel discussions and patient cases. Learn more.