culprit lesion identification
Process of determining which coronary stenosis is responsible for acute coronary syndrome symptoms.
Full Definition
Culprit lesion identification involves determining which specific coronary artery stenosis is responsible for causing an acute coronary syndrome. This assessment combines clinical presentation, electrocardiographic changes, wall motion abnormalities, and angiographic findings to pinpoint the lesion requiring immediate intervention. In patients with multivessel disease, accurate culprit lesion identification is crucial for determining the optimal revascularization strategy and timing of interventions. Advanced imaging techniques such as IVUS or OCT may provide additional information about plaque characteristics and vulnerability.
Usage
Usage note: Use full phrase initially; may abbreviate to 'culprit identification' in subsequent references.
In Context
- "ECG changes in leads II, III, and aVF aided in culprit lesion identification." — STEMI case discussion
- "Culprit lesion identification was challenging due to multivessel disease." — Complex case report