[Advancement of imaging technology for coronary microcirculation dysfunction assessment]

Area of Science:

• Cardiology
• Biomedical Engineering
• Pathophysiology

Background:

• Coronary microcirculation dysfunction (CMVD) is a key prognostic factor in patients with reperfused ischemic heart.
• Assessing CMVD is crucial for early diagnosis of heart diseases and predicting outcomes post-myocardial reperfusion.

Purpose of the Study:

• To clarify the pathophysiological definition of CMVD.
• To review current advanced imaging technologies for CMVD assessment from an engineering standpoint.
• To identify future research directions in CMVD evaluation.

Main Methods:

• Literature review focusing on pathophysiology and engineering principles of imaging technologies.
• Analysis of state-of-the-art imaging techniques for assessing coronary microcirculation.
• Synthesis of information to define CMVD and guide future research.

Main Results:

• A clarified pathophysiological definition of CMVD was established.
• Key principles and features of advanced imaging technologies for CMVD assessment were reviewed.
• Gaps in current assessment methods and potential research avenues were highlighted.

Conclusions:

• Understanding CMVD pathophysiology is essential for accurate assessment.
• Engineering advancements in imaging offer new possibilities for evaluating coronary microcirculation.
• Further research is needed to optimize CMVD assessment for improved patient outcomes.