Relias Assessments Assistance Material DYSRHYTHMIAS
Relias Assessments Assistance Material DYSRHYTHMIAS. Premature Atrial Contraction: Premature Atrial Contraction are ectopic beats that originates from the atria and they are not rhythms. Cells in the heart starts to fire or go off before the normal heartbeat is supposed to occur. These are called 1 / 5 Relias Assessments Assistance Material DYSRHYTHMIAS heart palpitations and has the following characteristics: Premature and abnormal-looking P waves that differ in configuration from normal P waves QRS complex after P waves except in very early or blocked PACs P waves often buried in the preceding T wave or identified in the preceding T wave. Causes includes coronary or valvular heart diseases, atrial ischemia, coronary artery atherosclerosis, heart failure, COPD, electrolyte imbalance and hypoxia. Usually there is no treatment needed but may include procainamide and quinidine administration (antidysrhythmic drugs) and carotid sinus massage. 5. Atrial Flutter: Atrial flutter is an abnormal rhythm that occurs in the atria of the heart. Atrial flutter has an atrial rhythm that is regular but has an atrial rate of 250 to 400 beats/minute. It has sawtooth appearance. QRS complexes are uniform in shape but often irregular in rate.
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