In looking at the ECG of a new patient, 43-year-old Mrs. Smith, you see what appears to be a P wave slightly different than normal. You're considering the possibility of premature atrial contractions (PAC). Which of the following questions will you ask her when taking her history?

In looking at the ECG of a new patient, 43-year-old Mrs. Smith, you see what appears to be a P wave slightly different than normal. You're considering the possibility of premature atrial contractions (PAC). Which of the following questions will you ask her when taking her history?


a) Caffeine
b) Nicotine
c) Hyperthyroidism or other metabolic disorders
d) All options are correct


Answer: d) All options are correct


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