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Myocardial Infarction with Non-Obstructive Coronary Arteries: Causes, Work-up and Management

…50% or more in any potential infarct related artery. MINOCA is not a definitive disease diagnosis. It is a descriptive and provisional classification that should…

Fascicular block (hemiblock): Left anterior & left posterior fascicular block

…the deviation of the electrical axis. The QRS duration is slightly prolonged but does not reach 0.12 s. Block in the anterior fascicle causes…

Myocardial ischemia and infarction: lack of oxygen or imbalance between supply/demand

…suggests that ischemia occurs as soon as oxygen supply exceeds oxygen demands. In spite of its spread in textbooks, this theory has not been proven…

Wound suturing

…the blood supply is good and a scar is stigmatising — up to about 24 hours is accepted in Swedish practice. The limit is not the…

Type 2 Myocardial Infarction: Mechanisms and Management

…between myocardial oxygen supply and demand, which is not related to acute coronary atherothrombosis. By definition, acute atherothrombotic plaque disruption is not a feature of…

Chronic Coronary Syndrome: Diagnosis and Initial Evaluation

…and/or the coronary microcirculation. These abnormalities may produce a transient mismatch between myocardial oxygen demand and coronary blood supply, resulting in myocardial hypoperfusion or…

Myocardial Injury Versus Infarction: Interpreting Troponin Elevation

…infarction. The degree of troponin elevation does not by itself establish the mechanism. Increased concentrations may result from acute coronary atherothrombosis, oxygen supply–demand imbalance…

Myocardial Ischemia & infarction: Cellular changes, ECG and symptoms

…ischemic zone is not restored before that time limit, the cell will die. Figure 1. Myocardial cells require a continuous oxygen supply in order to…

Supraventricular and intraventricular conduction defects in myocardial ischemia and infarction

…in its final third. The right bundle branch does not give off any Purkinje fibers during its course through the interventricular septum. It starts to…

Arterial line

…easy to compress, with a dual collateral supply to the hand through the palmar arches and the lowest complication rate. The femoral artery is the…

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