2021-06-21_LBBB-06 mbhellerman@gmail.com | 28 May 2023 HPI: 50M w/ neck and jaw pain for 1 hour Cath: 100% Thrombotic Occlusion of a Dominant Circumflex Key ECG: Leads II, and V4-V6 have discordant ST Elevation with an ST/S ratio >25% Link to full case @ Dr. Smith’s ECG Blog: 2021-06-21