Differential Diagnoses: interval abnormalities and the importance of not trusting the computer ECG interpretation

ECG Weekly Workout with Dr. Amal Mattu


A 61-year-old woman presents from a nursing home for G-tube replacement. She reports lightheadedness and appears dehydrated. The following ECG is obtained:

Before watching this week’s video, ask yourself these questions:

  1. What ECG abnormalities do you notice?
  2. What is your differential for the interval abnormalities seen?
  3. What is the most likely diagnosis?