A woman in her early 40s, diabetic, presented with severe right-sided chest pain radiating to her right hand of 2 hours’ duration. She did not have history of any previous episodes of chest pain, ...

This may be confused with an old anteroseptal myocardial infarction, but there are small R waves in V1-V2 and the T waves are not inverted. It is a pattern commonly seen in women.

Could you please comment on poor R-wave progression seen on an ECG? I know that it is often a nonspecific finding more commonly seen in women than in men, but is it also increasingly common in ...

3. Poor R wave progression 4. Consider digoxin toxicity Atrial tachycardia occurs when a focus in the atrium outside the AV node fires rapidly causing increased ventricular heart rates.

The Q wave is the first downward deflection of the QRS complex that occurs before the R wave. It is normal to have small Q waves in most leads. We consider a Q wave pathologic (abnormal) when: ...

If so, the deep waves are ‘S’ waves, not Q waves. Second, check the amplitude and width of the Q waves. As a general rule of thumb the Q wave should be at least 25% as deep as the corresponding R wave ...

Did you know that certain medications can cause symptom of 'Electrocardiogram poor R-wave progression'. Find these drugs listed on the page and be warned of similar symptoms as possible side-effects.