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Cardiovascular applications of digital subtraction angiography
Radiologic Clinics of North America
|December 1, 1985
Summary
Digital subtraction angiography offers valuable cardiovascular insights for left ventricular function and vascular imaging. Limitations include storage capacity and data access, but its applications continue to expand.
Area of Science:
- Cardiovascular Imaging
- Radiology
- Medical Diagnostics
Background:
- Digital subtraction angiography (DSA) remains a relevant tool in cardiovascular medicine.
- Intravenous and intraarterial applications are widely explored for diagnostic purposes.
Purpose of the Study:
- To review the current cardiovascular applications of digital subtraction angiography.
- To highlight the quantitative parameters and interventional uses of DSA.
- To identify the limitations of current digital subtraction angiography technology.
Main Methods:
- Review of intravenous and intraarterial digital subtraction angiography techniques.
- Analysis of quantitative parameters such as stenosis sizing and phase/amplitude analysis.
- Discussion of "road mapping" capabilities in interventional procedures.
Main Results:
- DSA is principal for evaluating left ventricular function via intravenous administration.
- Intraarterial DSA enables screening of coronary, carotid, and peripheral vascular structures.
- Quantitative analysis and "road mapping" are key features for interventional cardiology.
Conclusions:
- Digital subtraction angiography provides essential quantitative data for cardiovascular assessment.
- Ongoing advancements in storage and data access are needed to overcome procedural limitations.
- DSA continues to be a vital imaging modality in cardiovascular procedures.