Antiarrhythmic drugs dr najeeb lectures youtube
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Antiarrhythmic drugs dr najeeb lectures youtube
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What is Arrhythmia?
When the heart deviates from the normal rhythm is called arrhythmia so irregular rhythms of heartbeats are known as Cardiac Arrhythmias.
Normal Cardiac Rhythm and Its Criteria:
Normal cardiac rhythm has the following criteria:
Heart rate is better 60 – 100 beats/min.
Every heartbeat should be originated from the SA Node.
All cardiac impulses should be passed through a normal conduction pathway
Cardiac impulse should be passed through a normal pathway with normal velocity
On the basis of heart rate arrhythmia can be classified as
1.
Tachyarrhythmia – Tachycardia
2. Bradyarrhythmia- Bradycardia
Tachyarrhythmias – Tachycardia
When the heart rate is more than 100 bpm we call such type of Cardiac