ECG Challenge: Anything Concerning? Health & Medical Heart Diseases By Health & Medical Last updated Tuesday, May/21/2024 109 14 Share ECG Challenge: Anything Concerning? (Enlarge Image) Figure. Courtesy of Dr Wang. Questions answered incorrectly will be highlighted.What does this tracing show?Left atrial enlargement; otherwise, normalHyperkalemia Source... heart diseases health Medications Drugs Medical 109 14 Share