[Clinical significance of abnormal T loop].
D000293:Adolescent; D000328:Adult; D000368:Aged; D003327:Coronary Disease / Q000175:diagnosis; D004562:Electrocardiography; D005260:Female; D006331:Heart Diseases / Q000175:diagnosis*; D006801:Humans; D007037:Hypothyroidism / Q000175:diagnosis; D008297:Male; D008875:Middle Aged; D010493:Pericarditis / Q000175:diagnosis; D014672:Vectorcardiography