Any condition mimicking myocardial infarction, for example, acute pericarditis, dissecting aneurysm of the aorta, etc.
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S waves in lead I and Q waves in lead III with T-wave inversion in III); 5) shift in the transition zone (R5S) to V5 or further leftward; 6) complete or incomplete RBBB; 7) peripheral low voltage (in the limb leads); 8) pseudoinfarction pattern (prominent Q waves) in leads III and aVF; 9) ST segment elevation 0.
5 mm) in leads II, III, or aVF [+ or -] QRS complex Right axis deviation or rightward axis shift+ Clockwise rotation+ Right ventricular conduction delay Right ventricular hypertrophy Pseudoinfarction Inferior+ Anterior Both Left axis deviation (rarely) ST segment Elevation inferiorly and/or anteriorly Depression T wave Inversion inferiorly+ Inversion anteriorly+ QT prolongation + indicates present on current electrocardiogram; [+ or -] , borderline finding on current electrocardiogram.