FIGURE 3.

This female patient (Patient 2) was diagnosed with ARVC in 2002, at the age of 55 years old. She was repeatedly hospitalized for heart failure. Her left ventricular ejection fraction was 50%, and her right ventricular ejection fraction was 19%. In 2007, she died of heart failure. In 2005, a type 1 ECG was observed (*) as the right bundle branch block was exacerbated. In 2007, the type 1 ECG became ambiguous as the QRS amplitude decreased