An inverted "shark fin" ECG pattern: What is the diagnosis?
J Electrocardiol 2026 Apr 09; 97:154254. [Online ahead of print]

Abstract

A 62-year-old man presented with severe chest pain and hypotension. The ECG demonstrated deep ST-depression in leads V3-V5, fused with QRS complex and T wave, resembling an inverted "shark fin" pattern. We discuss the clinical significance of this unusual ECG pattern.

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Authors+Show Affiliations

Kim KDepartment of Emergency Medicine, Uijeongbu St. Mary's Hospital, College of Medicine, The Catholic University of Korea, Seoul, Republic of Korea.
Hong JDepartment of Emergency Medicine, Uijeongbu St. Mary's Hospital, College of Medicine, The Catholic University of Korea, Seoul, Republic of Korea.
Lee JHDepartment of Emergency Medicine, Uijeongbu St. Mary's Hospital, College of Medicine, The Catholic University of Korea, Seoul, Republic of Korea.
Oh JSDepartment of Emergency Medicine, Uijeongbu St. Mary's Hospital, College of Medicine, The Catholic University of Korea, Seoul, Republic of Korea. Electronic address: erkeeper@catholic.ac.kr.

Pub Type(s)

Journal Article

Language

eng

PubMed ID

41996941