Atrial Fibrillation Bradycardia ICU 
Dr. Smith's ECG Blog
MAY 22, 2024
The patient stabilized and was transferred for ICU admission. Learning points: Your differential for wide QRS (by itself) and bradycardia (by itself) must include hyperkalemia. The patient was a man in his 80s with chief complaint listed as: "hyperglycemia, weakness, ground level fall." ECG #1 @ 15:30 What do you think?
Dr. Smith's ECG Blog
FEBRUARY 2, 2024
Written by Pendell Meyers First try to interpret this ECG with no clinical context: The ECG shows an irregularly irregular rhythm, therefore almost certainly atrial fibrillation. His temperature was brought back to normal over time in the ICU. These are Osborn waves usually associated with hypothermia. Is there a long QT?
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