Understanding Accessory Pathway-Dependent Arrhythmias

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This overview covers AP-dependent arrhythmias, focusing on reentry mechanisms and their clinical implications. It discusses the role of accessory pathways in macroreentry, the impact of circuit factors, and the initiation of reentry through eccentric conduction. Key types of atrioventricular reentrant tachycardia (AVRT) are examined, including orthodromic and antidromic variants, along with their ECG characteristics and diagnostic algorithms. The influence of concealed accessory pathways and...