Case presentation A year-old male presented to the emergency department ED with complaints of chest pain, breathing difficulty, and vomiting for two to three hours.
Figure 1. Open in a separate window. Figure 2. Conclusions The shark fin waveform is an uncommon but high-risk ECG pattern of STEMI which should be diagnosed early and differentiated from other conditions causing similar waveforms such as wide-complex tachycardia and hyperkalemia.
Human Ethics Consent was obtained or waived by all participants in this study. References 1. Triangular QRS-ST-T waveform electrocardiographic pattern in acute myopericarditis: a case report from a limited-resources hospital. Am J Case Rep. Electrocardiographic changes of ST-elevation myocardial infarction in patients with complete occlusion of the left main trunk without collateral circulation: differential diagnosis and clinical considerations.
J Electrocardiol. The electrocardiographic "triangular QRS-ST-T waveform" pattern in patients with ST-segment elevation myocardial infarction: incidence, pathophysiology and clinical implications. A theoretical analysis of intracavitary blood mass influence on the heart-lead relationship.
Brody DA. Circ Res. Functionally distinct sodium channels in ventricular epicardial and endocardial cells contribute to a greater sensitivity of the epicardium to electrical depression. R wave amplitude in ischemia, injury, and infarction. Plenary address. Childers R. A 67 years old diabetic came to ED with complaining of chest pain and suddenly became unresponsive. ECG suggestive of this deadly shark fin complexes in inferolateral leads which are indeed the ST segment elevations confirming an Inferolateral MI.
Catheter lab activated and Primary PCI immediately done continuing medical resuscitation. This website uses cookies so that we can provide you with the best user experience possible. Jean Tirole Jean Tirole is scientific director of the Institute for Industrial Economics IDEI , a research institute funded through research grants by a variety of private and public sources.
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