Editing Atrial flutter (section)

====Type II====
Type II (atypical) atrial flutter follows a significantly different re-entry pathway to type I flutter, and is typically faster, usually 340–350 beats/minute.<ref name="urlAtrial Flutter: Overview - eMedicine Cardiology">{{cite web |url=http://emedicine.medscape.com/article/151210-overview |title=Atrial Flutter: Overview|work=  eMedicine Cardiology |access-date=2009-03-06| archive-url= https://web.archive.org/web/20090226110544/http://emedicine.medscape.com/article/151210-overview| archive-date= 26 February 2009 | url-status= live}}</ref> Atypical atrial flutter rarely occurs in people who have not undergone previous heart surgery or previous catheter ablation procedures. Left atrial flutter is considered atypical and is common after incomplete left atrial ablation procedures.<ref name="Garan2008">{{cite journal|last1=Garan|first1=H|title=Atypical atrial flutter|journal=Heart Rhythm|date=April 2008|volume=5|issue=4|pages=618–21|doi=10.1016/j.hrthm.2007.10.031|pmid=18325846}}</ref> Atypical atrial flutter originating from the right atrium and heart's septum have also been described.{{citation needed|date=February 2021}}