Figure 031_3053. Electrocardiography (ECG) of a patient with primum atrial septal defect (ASD): normal sinus rhythm, 69 beats/min, left axis deviation, right bundle branch block (RBBB), features of right ventricular hypertrophy. - McMaster Textbook of Internal Medicine

Figure 031_3053.
Electrocardiography (ECG) of a patient with primum atrial septal defect (ASD): normal sinus rhythm, 69 beats/min, left axis deviation, right bundle branch block (RBBB), features of right ventricular hypertrophy.

Figure 031_3053. Electrocardiography (ECG) of a patient with primum atrial septal defect (ASD): normal sinus rhythm, 69 beats/min, left axis deviation, right bundle branch block (RBBB), features of right ventricular hypertrophy.