360. Indications for 15 lead ECG / Ways to increase ECG sensitivity for ACS / Reasons to get a CXR in ACS July 6th, 2008 by reuben in ACS Back Top Tags: card 359. Classic findings of LBBB / 3 additional leads for 15 lead ECG / Features of LVH with repolarization abnormality on ECG 361. Time course of troponin rise / Troponin T vs. I / Time course of CK-MB Leave a Reply Cancel reply Please post any discussion to the emupdates Reddit page.