7: Ventricular Blocks

Aug 29, 2016 by in CARDIOLOGY Comments Off on 7: Ventricular Blocks

Ventricular Blocks 7.1.  General Concepts In the specific intraventricular conduction system there are four fascicles (Fig. 7.1): the right bundle branch (RBB), the left bundle branch (LBB) and its two divisions,…

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12: ECG Patterns of Ventricular Arrhythmias

Aug 29, 2016 by in CARDIOLOGY Comments Off on 12: ECG Patterns of Ventricular Arrhythmias

ECG Patterns of Ventricular Arrhythmias In this chapter, we describe the ECG characteristics of ventricular arrhythmias. Their mechanisms have been explained in Chapter 10. 12.1.  Premature Ventricular Complexes 12.1.1.  Ventricular Extrasystoles (VE):…

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11: ECG Patterns of Supraventricular Arrhythmias

Aug 29, 2016 by in CARDIOLOGY Comments Off on 11: ECG Patterns of Supraventricular Arrhythmias

ECG Patterns of Supraventricular Arrhythmias In this chapter we describe the ECG characteristics of supraventricular arrhythmias. Their mechanisms have been explained in Chapter 10. 11.1.  Premature Complexes (Fig. 11.1) [A] These…

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6: Ventricular Enlargements

Aug 29, 2016 by in CARDIOLOGY Comments Off on 6: Ventricular Enlargements

Ventricular Enlargements 6.1.  Background The term ventricular enlargement (VE) refers to both hypertrophy of the myocardial mass of the ventricles as well as dilation of the cavity, and may include a…

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8: Ventricular Preexcitation

Aug 29, 2016 by in CARDIOLOGY Comments Off on 8: Ventricular Preexcitation

Ventricular Preexcitation 8.1.  Concepts and Types Ventricular preexcitation occurs when the electrical stimulus reaches the ventricles before the normal activation through the specific conduction system (SCS). In fact, this phenomenon is…

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13: The ECG Patterns of Passive Arrhythmias

Aug 29, 2016 by in CARDIOLOGY Comments Off on 13: The ECG Patterns of Passive Arrhythmias

The ECG Patterns of Passive Arrhythmias 13.1.  Complex and Escape Rhythm (Fig. 13.1) Escape complexes and escape rhythms originate in a structure below the sinus node when the sinus node is…

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