Page 523 - ECG dr shamol_Slide
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STEP  I








      st
   1 see                                   If Regular ---go next step


   In lead II                             If irregular –it  will be AF ,



   Rhythm                                  To confirm look for



                                                      p wave –if absent –then u r 100%



                                           if u confused about P wave present or not



                                               then look for  PR interval ,



                                                               In sinus rhythm P  is Isomorphic &


                                                               PR  is fixed before all R in lead II
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