Atypical atrial flutter is caused by scarring on the left side of the heart from prior heart surgeries, previous procedures, or heart disease . The scarring can stretch and injure the upper heart chamber, leading to problems such as heart failure or valvular heart disease.
Read moreHow can you differentiate between atypical atrial flutter?
Although atypical atrial flutter is characterised by a wavefront not travelling around the tricuspid annulus , it can take on many forms. Similarly, in typical atrial flutter, cycle arrhythmia, scarred atria, concomitant circuits, high and irregular ventricular rate responses can render diagnosis difficult.6 Mar 2013
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