ECG Change seen in Pulmonary embolism is:: (A) S1 Q3 T3, (B) S1 Q3 T1, (C) S3 Q3 T1, (D) S3 Q1 T3
Answer is A. A large S wave in lead I, Q wave in lead II and inverted T wave in lead III is seen in Pulmonary embolism because of acute Right heart strain.