How can telemetry help in detecting an evolving myocardial infarction before chest pain onset?

How can telemetry help in detecting an evolving myocardial infarction before chest pain onset?

• A. By monitoring blood pressure alone.
• B. By showing evolving ST changes and new ischemic patterns on serial ECGs; monitor for early signs and trigger workup.
• C. Only by patient-reported symptoms.
• D. By relying on telemetry to predict future events.

Answer: (B)