Angina Electrocardiogram Ischemia 
Frontiers in Cardiovascular Medicine
JANUARY 22, 2024
Myocardial ischemia may induce myocardial fibrosis, a condition that progressively leads to ventricular remodeling, heightening the risk of heart failure. 68 Ga-FAPI-04 PET/CT shows promise in assessing fibroblast activation in patients with early myocardial infarction characterized by prolonged myocardial ischemia.
Dr. Smith's ECG Blog
JANUARY 1, 2013
A middle aged male with no h/o CAD presented with one week of crescendo exertional angina, and had chest pain at the time of the first ECG: Here is the patient's previous ECG: Here is the patient's presenting ED ECG: There is isolated ST depression in precordial leads, deeper in V2 - V4 than in V5 or V6. There is no ST elevation.
Dr. Smith's ECG Blog
NOVEMBER 15, 2013
The ECG in the chart was read as "no obvious ST changes," (even though no previous ECG was available) and the formal read by the emergency physicians was: "ST deviation and moderated T-wave abnormality, consider lateral ischemia." When the ischemia is resolved, the wall motion may completely recover, or there may be persistent stunning.
Dr. Smith's ECG Blog
APRIL 18, 2024
Non-STEMI guidelines call for “urgent/immediate invasive strategy is indicated in patients with NSTE-ACS who have refractory angina or hemodynamic or electrical instability,” regardless of ECG findings.[1] 1] European guidelines add "regardless of biomarkers". But only 6.4% Clin Cardiol 2022 4. Herman, Meyers, Smith et al. McLaren and Smith.
Dr. Smith's ECG Blog
AUGUST 9, 2019
Post by Smith and Meyers Sam Ghali ( [link] ) just asked me (Smith): "Steve, do left main coronary artery *occlusions* (actual ones with transmural ischemia) have ST Depression or ST Elevation in aVR?" That said, complete LM occlusion would be expected to have subepicardial ischemia (STE) in these myocardial territories: STE vector 1.
All About Cardiovascular System and Disorders
APRIL 13, 2024
ST segment elevation in aVR in proximal LAD occlusion before first septal is thought to be due to transmural ischemia of the basal part of the septum. This patient had reported with recent onset angina. Injury current of basal part of septum is directed towards right shoulder and aVR. ST elevation was 2 mm in aVR and 1 mm in V1.
Dr. Smith's ECG Blog
MARCH 6, 2019
She requires maximal medical management per all current guidelines (including heparin and P2Y12 inhibitor per cardiology), as well as consideration for emergent cath in the case of persistent ischemia. So what will you do for this patient? They found an acute, total, thrombotic occlusion of the proximal LAD. They opened it. Patel et al.,
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