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[Digital angiography. 1st evaluation of 1000 tests]
Presse Medicale (Paris, France : 1983)
|March 31, 1984
Summary
Digital subtraction angiography (DSA) offers a reliable method for imaging the thoraco-abdominal aorta and renal arteries. While effective for pulmonary vessels and vascular surgery assessment, technical limitations exist.
Area of Science:
- Vascular Imaging
- Radiology
- Interventional Cardiology
Background:
- Conventional arteriography presents limitations in vascular imaging.
- Digital subtraction angiography (DSA) has emerged as an advanced alternative.
Purpose of the Study:
- To evaluate the efficacy and reliability of digital subtraction angiography (DSA) in a large cohort of 1,000 examinations.
- To assess DSA's suitability for various anatomical regions and clinical applications.
Main Methods:
- Experience with 1,000 examinations using digital subtraction angiography (DSA).
- Focus on thoraco-abdominal aorta, cervico-encephalic and vertebro-basilar vessels, renal arteries, pulmonary vasculature, and vascular surgery assessment.
Main Results:
- DSA is highly reliable for thoraco-abdominal aorta and renal arteries.
- Cervico-encephalic vessel imaging shows 80% reliability; vertebro-basilar territory is less reliable.
- DSA is effective for pulmonary emboli detection and vascular surgery assessment, offering advantages over conventional arteriography.
- Technical limitations include small intensifying screen size, requiring segmental imaging and increased contrast medium doses.
Conclusions:
- Digital subtraction angiography (DSA) is a valuable tool for diverse vascular imaging needs, superior to conventional methods.
- The technique demonstrates significant advantages in assessing thoraco-abdominal aorta, renal arteries, and pulmonary vasculature.
- Economical benefits include outpatient suitability and reduced film usage, despite current technical constraints.