Dr. Smith's ECG Blog

NOVEMBER 19, 2016

A transthoracic echocardiogram showed an LV EF of less than 15%, critically severe aortic stenosis , severe LVH , and a small LV cavity. The aortic valve in this example also had critical stenosis by Doppler The patient continued to be hemodynamically unstable with poor cardiac output and very high LV filling pressures.

Ischemia 40

Ischemia Cardiogenic Shock Aortic Stenosis 40

Dr. Smith's ECG Blog

MAY 8, 2023

American Heart Journal 170(6):1255-1264; December 2015. So the patient was taken for emergent cath, showing: Culprit artery: LAD (100% stenosis, TIMI 0) requiring thrombectomy and stent. Validation of the Modified Sgarbossa Rule for Diagnosis of STEMI in the Presence of Left Bundle Branch Block. Derivation in LBBB: --> Smith SW.

Chest Pain 52

Chest Pain Myocardial Infarction STEMI Pacemaker 52

Dr. Smith's ECG Blog

MARCH 3, 2025

Whenever there is tachycardia, I am skeptical of OMI unless it has led to severely compromised ejection fracction with cardiogenic shock. Smith : "decompensation" of aortic stenosis might have initiated this entire cascade. What "initiates" the aortic stenosis cascade? We certainly know that there is hypoxia.

Tachycardia 74

Tachycardia Pulmonary Chest Pain Stenosis 74