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Digital subtraction angiography (DSA) is a fluoroscopic technique used for visualizing the blood vessels with the help of contrast dye. This procedure eliminates the bone and cartilage from the image so that it provides an accurate view of blood vessels. DSA helps to detect a problem with the blood flow. With the combination of contrast dye and real-time subtraction, a fluoroscopic digital image is formed. Digital Subtraction Angiography is used for diagnostic and therapeutic purposes.
Digital Subtraction Angiography is indicated in few of the following medical conditions:
Below conditions are contraindications of Digital Subtraction Angiography:
Local complications:
Systemic complications: