Optical coherence tomography: its value in intravascular diagnosis today

Area of Science:

• Cardiovascular Imaging
• Medical Technology

Background:

• Optical coherence tomography (OCT) is an advanced intravascular diagnostic technique.
• Initially utilized for characterizing atherosclerotic plaque and identifying instability markers like lipid content and macrophage accumulation.

Purpose of the Study:

• To review the technical details and applications of OCT in intravascular diagnostics.
• To compare OCT with other intravascular diagnostic techniques, particularly in coronary intervention.

Main Methods:

• Review of existing literature and technical specifications of OCT.
• Comparative analysis of OCT against intravascular ultrasound (IVUS) and other techniques.

Main Results:

• OCT provides higher resolution than IVUS for precise lumen diameter measurement.
• OCT facilitates detection of periprocedural complications (e.g., microdissection) and optimization of stent deployment.
• OCT is effective in detecting and measuring neointimal hyperplasia after stent implantation.

Conclusions:

• OCT is a valuable tool for interventional cardiologists due to its high resolution and detailed imaging capabilities.
• OCT offers significant advantages over traditional intravascular techniques in coronary interventions.
• The technique aids in precise assessment, complication detection, and post-procedural evaluation.