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Diagnostic Criteria for Acute Myocardial Infarction: Cardiac troponins, ECG & Symptoms

…The diagnosis requires elevated levels of cardiac troponins. In addition to elevated troponins, the patient must display either symptoms or ECG changes consistent with myocardial…

Clinical application of ECG in chest pain & acute myocardial infarction

…where it is stated that it is extremely uncommon to have a non ischemic ECG (absence of ST T changes) during chest pain caused by…

Approach to patients with chest pain: differential diagnoses, management & ECG

…under acute coronary syndromes (ACS). Aortic dissection Pneumothorax Pulmonary embolism Mediastinitis (rare condition) In addition to these five conditions, there are numerous other causes of…

Non-ST Elevation Acute Myocardial Infarction (NSTEMI) and Unstable Angina

Introduction to Coronary Atherosclerosis, Plaques, Atherothrombosis Coronary atherosclerosis is a chronic, progressive, and highly dynamic inflammatory disease of the arterial wall. It is characterized by…

Myocardial Injury Versus Infarction: Interpreting Troponin Elevation

…and demand. The universal classification distinguishes infarction according to its mechanism: Type 1 myocardial infarction: acute atherosclerotic plaque disruption or erosion with coronary thrombosis. Type…

Pediatric aspects of ECG leads & anatomy

…electrodes more proximally (closer to the trunk): leg electrodes are placed proximally on the thighs and arm electrodes are placed proximally on the upper arm…

Periprocedural Myocardial Infarction After PCI and CABG

…above the 99th percentile upper reference limit, it must be stable or falling before a subsequent rise can reliably be attributed to acute procedural injury…

The PR Interval & PR segment

…myocardium to ventricular myocardium because the two are electrically isolated from each other by the fibrous rings ( anulus fibrosus). However, some people have an additional…

Arterial Hypertension: Definition, Diagnosis and Out-of-Office Measurement

…device. Home blood pressure monitoring (HBPM): self measurement at home, generally with a validated upper arm oscillometric device. Ambulatory blood pressure monitoring (ABPM): automated measurement…

The Fourth Universal Definition of Myocardial Infarction: Types 1–5

…Type Mechanism or setting Type 1 Acute atherothrombotic MI, usually related to plaque rupture or erosion Type 2 MI caused by oxygen supply–demand imbalance…

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