The most common ECG finding in the setting of a pulmonary embolism is sinus tachycardia. However, the “S1Q3T3” pattern of acute cor pulmonale is classic; this is termed the McGinn-White Sign.

With that in mind, Medscape Medical News asked leading primary care physicians for their advice and insight on navigating the ...

ECG Challenge: C diff Infection With Irregular Pulse While being treated for a C diff infection, a patient with COPD is found to have an irregular pulse. What does his ECG show?

A 65-year-old woman presents to her primary care provider with a chief complaint of "feeling winded" for the last 3 weeks.

Atrial fibrillation occurs when action potentials fire very rapidly within the pulmonary veins or atrium ... P waves will not be seen on the ECG in patients with atrial fibrillation.