Category: Cardiology
Keywords: Sgarbossa Criteria, MI, LBBB (PubMed Search)
Posted: 6/24/2012 by Semhar Tewelde, MD
(Updated: 7/15/2012)
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LBBB is defined by 3 criteria QRS >125msec, V1- QS or rS, and R wave peak time 60ms with no q wave in leads I, V5, V6
Sgarbossa E, et al. ELECTROCARDIOGRAPHIC DIAGNOSIS OF EVOLVING ACUTE MYOCARDIAL INFARCTION IN THE PRESENCE OF LEFT BUNDLE-BRANCH BLOCK. NEJM Feb 22, 1996: Vol 334; No. 8