PMC4848440_01
Resting ECG reveals delayed R wave progression.
JCHIMP-6-30799-g001.jpg
PMC4848440_01_JCHIMP-6-30799-g001.jpg
F0001
Baseline ECG revealed poor R wave progression suggesting prior anteroseptal infarction (Fig. 1).
Exercise ECG reveals significant ST elevation in lead V3.
JCHIMP-6-30799-g002.jpg
PMC4848440_01_JCHIMP-6-30799-g002.jpg
F0002
The test was terminated at 7 min because of dyspnea and the ECG changes, at which time the heart rate had increased to 150 (Fig. 2).