…underlying coronary atherosclerotic process. Their clinical effects therefore occur within the broader framework of guideline directed medical therapy and secondary prevention. PCI treats focal stenotic…

…or selectively after initial medical treatment. The presence of ST segment changes or a positive troponin assay identifies patients in whom an invasive strategy is…

…could enhance the score's predictive accuracy. The SYNTAX Score remains a cornerstone in the management of complex CAD, providing a structured approach to revascularization…

…II Anatomical SYNTAX Score : Derived from the original SYNTAX Score, which evaluates the complexity of coronary lesions. Clinical Variables : Age : Older patients have a higher…

…Regardless of which waves are visible, the wave(s) that reflect ventricular depolarization is always referred to as the QRS complex . Naming of the waves…

ECG Video lecture: The QRS complex: Q wave, R wave & S wave

…The QRS complex appears if the atrial impulse is conducted to the ventricles. Because the impulse enters the ventricles through the bundle of His (which…

…the ventricles it will spread partly or entirely outside of the conduction system and thus produce a wide QRS complex (QRS duration ≥0.12 s)…

Arrhythmias and arrhythmology ECG Diagnosis and management of narrow and wide complex tachycardia All clinically significant supraventricular and ventricular tachyarrhythmias have been reviewed in previous…

…depolarization (activation). The PR interval is the distance between the onset of the P wave to the onset of the QRS complex. The PR interval…