Explore the intricacies of ECG chest leads in this comprehensive cardiology lecture. Delve into the definition, visual representation, and placement of unipolar leads. Understand the Wilson Central Terminal, central potential, and functions of chest leads. Learn about the specific placement of leads V1 through V6, using bony landmarks for accuracy. Examine potential artifacts, lead classification, and the relationship between myocardial infarction and chest leads. Gain insights into lead orientation and the importance of chest leads in detecting vectors in the horizontal plane. Master the fundamentals of ECG interpretation to enhance your understanding of cardiac electrical activity and improve diagnostic skills in cardiology.