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Updated: Aug 9, 2026

Interventional Diagnostic Procedure: A Practical Guide for the Assessment of Coronary Vascular Function
Published on: March 15, 2022
[Coronary arteriography for diagnosis of acute coronary syndrome]
1Heart Disease Center of Kurashiki Central Hospital.
Insights
Acute coronary syndrome (ACS) requires early invasive strategy. Coronary angiography is crucial for identifying the ischemia-related artery in ACS patients, especially with multivessel disease.
Area of Science:
- Cardiology
- Vascular Medicine
- Interventional Cardiology
Background:
- Acute coronary syndrome (ACS) stems from coronary atheroma disruption and thrombus formation.
- Current guidelines advocate early invasive strategies for ACS patients with elevated troponin T levels.
- Early coronary angiography is thus indicated for nearly all ACS cases.
Purpose of the Study:
- To highlight the importance of early coronary angiography in acute coronary syndrome (ACS).
- To emphasize the diagnostic role of coronary angiography in identifying ischemia-related arteries.
- To underscore the need for careful interpretation in multivessel disease.
Main Methods:
- Review of current guidelines and clinical practice for ACS management.
- Analysis of coronary angiography findings in ACS patients.
- Focus on identifying the culprit lesion in cases of multivessel disease.
Main Results:
- Coronary angiography frequently reveals total occlusion or severe stenosis with thrombus in the ischemia-related artery.
- Accurate identification of the culprit artery is essential for guiding treatment.
- Multivessel disease necessitates meticulous interpretation of angiographic data.
Conclusions:
- Early coronary angiography is a cornerstone in the diagnosis and management of ACS.
- Precise identification of the ischemia-related artery via angiography is critical for effective intervention.
- Careful interpretation is paramount in complex cases like multivessel disease to optimize patient outcomes.
Abstract:
The acute coronary syndrome (ACS) is an acute ischemic attack resulted from disruption of coronary atheroma followed by thrombus formation. Because current guidelines recommend an early invasive strategy for patients who have ACS with and without ST-segment elevation and with an elevated cardiac troponin T level, early coronary angiography is indicated in almost all patients with ACS. Coronary angiography of ischemia related artery reveals total occlusion or severe stenosis associated with thrombus. In a patient with multivessel disease, a careful interpretation of coronary angiography is needed to identify the ischemia related artery.
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