You are called to the home of a 62-year-old female with a hi…
You are called to the home of a 62-year-old female with a history of diabetes who is complaining of generalized weakness and has the ECG shown below. She indicates that she has no history of heart disorders and last week her physician said her 12-lead was normal. She checked her blood sugar 3 hours ago and reports it to be normal. Which of the following assessments would be most beneficial for identifying how to proceed with this patient?