Dr. Smith's ECG Blog

JULY 31, 2018

It is equivalent to a transient STEMI. Not much, but studies of STEMI and NonSTEMI show that about 70% of those diagnosed with STEMI have a peak troponin I above 10 ng/mL and that about 70% of those diagnosed with NonSTEMI have a peak troponin I below 10 ng/mL. Again, cath lab was not activated.

SCAD 52

SCAD Chest Pain Myocardial Infarction Ischemia 52

Dr. Smith's ECG Blog

NOVEMBER 1, 2022

which would suggest reduced rates of major adverse cardiac events with coronary artery bypass grafting." On the other hand, stable EKG over an hour in the setting of ongoing acute coronary syndrome is again unusual. 2 days later This is a typical LVH pattern, without ischemia Patient underwent 4 vessel CABG.

Chest Pain 52

Chest Pain Coronary Artery Bypass Graft Pericarditis Blog 52

Dr. Smith's ECG Blog

NOVEMBER 19, 2016

Clinical Course The paramedic activated a “Code STEMI” alert and transported the patient nearly 50 miles to the closest tertiary medical center. A transthoracic echocardiogram showed an LV EF of less than 15%, critically severe aortic stenosis , severe LVH , and a small LV cavity. Look at the aortic outflow tract. What do you see?

Ischemia 40

Ischemia Cardiogenic Shock Aortic Stenosis 40

Dr. Smith's ECG Blog

MARCH 3, 2025

Supply-demand mismatch can cause ST Elevation (Type 2 STEMI). Also see these posts of Type II STEMI. An EKG from a year prior was available for comparison: The ED physician noted Initial EKG here read by the computer as a STEMI, however, there is a very poor baseline and a lot of artifact. See reference and discussion below.

Tachycardia 73

Tachycardia Pulmonary Chest Pain Stenosis 73