I’m studying and need help with a Nursing question to help me learn.

John, an overweight 49-year-old man with history of diabetes and hypertension is playing soccer. After half an hour of an intense game, he feels severe chest pain that travels to his lower jaw. He is pale, diaphoretic, and short in breath. Upon arrival to the ER, an ECG was taken and the results show the following (note the changes in leads II, III and aVF):

Choose 3 out of the 4 prompts and answer:

  1. What could be the possible reason for John’s chest pain? Explain your answer based on the clinical information.
  2. How do you know John’s chest pain is heart related? How do you rule out other etiologies of chest pain such as musculoskeletal, pneumonia, and gastric sources?
  3. What actions should John’s teammates have taken at the scene to help him?
  4. How do you differentiate between cardiac arrest and myocardial infarction?