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Cardiac computed tomography: Difference between revisions
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== Calcium scoring == | == Calcium scoring == | ||
Calcium scoring refers to using non-contrast CT to evaluate the amount of calcium in the coronary artery walls, giving a coronary artery calcium (CAC) score. Calcium scoring can be performed during the non-contrast phase of coronary CT angiography or | Calcium scoring refers to using non-contrast CT to evaluate the amount of calcium in the coronary artery walls, giving a coronary artery calcium (CAC) score. Calcium scoring can be performed during the non-contrast phase of coronary CT angiography or as a separate examination. The score is called Agatston score. | ||
Calcium scoring is used in those with intermediate pretest probability for coronary artery disease. It gives a score which | Calcium scoring is used in those with intermediate pretest probability for coronary artery disease. It gives a score which represents the severity of the patient's coronary artery disease: | ||
{| class="wikitable" | {| class="wikitable" | ||
|+ | |+ | ||
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|Mild | |Mild | ||
|- | |- | ||
|101- | |101-300 | ||
|Moderate | |Moderate | ||
|- | |- | ||
|> | |>300 | ||
|Severe | |Severe | ||
|} | |} | ||