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  2. Carotid artery stenosis - Wikipedia

    en.wikipedia.org/wiki/Carotid_artery_stenosis

    Carotid artery stenosis is usually diagnosed by color flow duplex ultrasound scan of the carotid arteries in the neck. This involves no radiation, no needles and no contrast agents that may cause allergic reactions. This test has good sensitivity and specificity. [16] Typically duplex ultrasound scan is the only investigation required for ...

  3. Computed tomography angiography - Wikipedia

    en.wikipedia.org/wiki/Computed_tomography...

    Volume rendered CT scan of abdominal and pelvic blood vessels. CT angiography is a contrast CT where images are taken with a certain delay after injection of radiocontrast material. The contrast material is radiodense causing it to light up brightly within the blood vessels of interest. In order for the CT scanner to be able to scan the correct ...

  4. Stenosis - Wikipedia

    en.wikipedia.org/wiki/Stenosis

    Stenosis (from Ancient Greek στενός (stenós) 'narrow') is the abnormal narrowing of a blood vessel or other tubular organ or structure such as foramina and canals. It is also sometimes called a stricture (as in urethral stricture ).

  5. Atherosclerosis: What Men Need to Know About Plaque ... - AOL

    www.aol.com/lifestyle/atherosclerosis-men-know...

    It can lead to stenosis, which is a narrowing of your artery walls. ... (CT) scans. Coronary calcium scan, a type of CT scan that measures calcium build-up in the arteries supplying your heart ...

  6. Carotid ultrasonography - Wikipedia

    en.wikipedia.org/wiki/Carotid_ultrasonography

    Carotid ultrasound is a low-cost, noninvasive, and accurate diagnostic imaging modality used to evaluate diseases of the carotid arteries. [2] It is most often used to diagnose carotid artery stenosis, a form of atherosclerosis, and has the capability to assess plaque morphology and characteristics. [1]

  7. Watershed stroke - Wikipedia

    en.wikipedia.org/wiki/Watershed_stroke

    The best supporting evidence is correlative; patients display subcortical abnormalities on CT scans and present more microembolic signals during a carotid endarterectomy. [11] Microemboli can be common in some high-risk patients, such as those with carotid stenosis. However, in healthier patients strokes do not usually result from microemboli. [11]

  8. Interventional radiology - Wikipedia

    en.wikipedia.org/wiki/Interventional_radiology

    This can help detect narrowing in the major vessels of the chest, abdomen, pelvis, and legs. CT scans of the heart with evaluations of coronary artery calcium are also used in some instances to stratify risk of coronary artery disease. Historically, open vascular surgical approaches were required for all critically advanced atherosclerotic disease.

  9. AOL Mail

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    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

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