In acute pulmonary embolism, the most frequent ECG finding is
The most frequently cited abnormality in pulmonary embolism is sinus tachycardia.Apa from that,it also shows S1Q3T3 sign-an S wave in lead I,a Q wave in lead III,and an inveed T wave in lead III.This finding is relatively specific. S1Q3T3 pattern in ECG of pulmonary embolism is also termed as Mc Ginn White Sign. Reference:Harrison's medicine-18th edition,page no:2172.
S1Q3T3 pattern
P. pulmonale
Sinus tachycardia
Right axis detion
Respiratory system