The McGinn-White Sign is the S1Q3T3 pattern seen on the ECG in the setting of acute pulmonary embolism or other causes of acute right heart strain (cor pulmonale). A large S wave in lead I ...

this is termed the McGinn-White Sign. A large S wave in lead I, a Q wave in lead III and an inverted T wave in lead III together indicate acute right heart strain. This pattern only occurs in ...

As heavy snowfall looms, medical experts are urging caution for those planning to shovel snow, warning that the activity can place significant strain on the heart. Dr. Ray Rudoni, emergency room ...