<prompt> Which of the following is the most common abnormality in ECG manifestation of pulmonary embolism?T wave inversion VI to V4Sinus bradycardiaU waveS1Q3T3 pattern  <response>: Ans. is a i.e., T wave inversion VI to V4 ECG findings in Pulmonary embolism include Sinus tachycardia S1Q3T3 sign: an S wave in lead I, a Q wave in lead III, and an inverted T wave in lead III. This finding is relatively specific but insensitive. T-wave inversion in leads V1 to V4. Perhaps the most common abnormality is T-wave inversion in leads V1 to V4. 