Primary T wave inversions |
Normal variant |
Juvenile T wave pattern |
"Early repolarization" variant (sometimes associated with T wave inversions) |
Myocardial ischemia or infarction (including takotsubo syndrome) |
Left or right ventricular overload syndromes (formerly called "strain" patterns) |
Cerebrovascular injury (T waves may be massively inverted) |
"Memory T waves" (eg, with intermittent left bundle branch block, intermittent ventricular pacing, or intermittent Wolff-Parkinson-White pre-excitation) |
Post-tachycardia T wave pattern |
Apical hypertrophic cardiomyopathy (Yamaguchi's syndrome) |
Other myocardial/pericardial diseases - dilated and restrictive cardiomyopathies, arrhythmogenic right ventricular cardiomyopathy (dysplasia), pericarditis, myocardial tumor, etc. |
Idiopathic global T wave inversions |
Secondary T wave inversions |
Left bundle branch block |
Right bundle branch block |
Wolff-Parkinson-White patterns and variants |
Ventricular beats (paced, premature or escape) |
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