70 likes | 283 Views
May 2007 EKGs of the Month. James E. Pointer, MD Medical Director. EKG # 1 58 yo male with L sided chest pain, cardiac hx. EKG # 2 43 yo male with long cardiac hx, on Cialis. EKG # 3 84 yo female on ASA only. EKG # 3. LEFT BUNDLE BRANCH BLOCK CRITERIA QRS > 0.12 Sec.
E N D
May 2007EKGs of the Month James E. Pointer, MD Medical Director
EKG # 3 • LEFT BUNDLE BRANCH BLOCK CRITERIA • QRS > 0.12 Sec. • Terminal (last part of) direction in QRS complex in Lead V1 is negative—points down (turn signal “down”-left) • If terminal QRS in V1 goes up and the QRS > .012, > RIGHT BBB!