Acute Lateral Left Ventricular Infarction (tracing obtained within a few hours of onset of illness)
Acute Lateral Left Ventricular Infarction (tracing obtained within a few hours of onset of illness)
Acute Lateral Left Ventricular Infarction (tracing obtained within a few hours of onset of illness)

There is striking hyperacute ST-segment elevation in leads I, aVL, V4, and V6 and reciprocal depression in other leads.