Amal Mattu’s ECG Case of the Week – March 30, 2020

HPI:  A 40-year-old man presents to the ED with altered mental status and appears critically ill. The following ECG is obtained:

Case ECG


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

  1. What is your systematic approach to ECG interpretation?
  2. What ECG abnormalities do you notice?
  3. What is your differential diagnosis and most likely diagnosis?



Key Teaching Points


CME Questions





Notes: Questions for Amal? Email him at or find him on Twitter @amalmattu.

Kudos: Big thanks to Dr. Mya Cubitt for sharing this week’s case!

Cases by Month

Be the best at electrocardiography!

Master ECG interpretation from our nationally-known educators

Get a full year access for only $26!