[Digital radiography--clinical application of digital subtraction angiography].


Injection technique, advantages, disadvantages and main indications of DSA were briefly described and discussed. Advantages of DSA: (1) relatively noninvasive, (2) can be performed on an outpatient basis, therefore "cost-effective", (3) real time observation possible. Disadvantages of DSA: (1) limited spatial resolution, (2) artefacts, (3) small visual… (More)


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