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Imaging Studies for Cardiovascular System V: CT

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Cardiac computed tomography (CT) scanning is an advanced cardiac imaging technique that utilizes CT technology, with or without intravenous (IV) contrast, to produce accurate cross-sectional virtual slices of specific areas of the heart, coronary circulation, and major blood vessels such as the aorta, pulmonary veins, and arteries. The computer processes these slices to generate three-dimensional images. Multidetector CT (MDCT) is a rapid form of CT scanning that captures multiple slices...

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Calcium-Scoring CT ScanA calcium-scoring CT scan, also known as coronary artery calcium (CAC) scan, detects calcium deposits in the coronary arteries. This test assesses the risk of coronary artery disease (CAD), which can lead to cardiovascular events such as angina, heart failure, and sudden cardiac arrest.A calcium-scoring CT scan is generally recommended for individuals at intermediate risk of CAD without symptoms. It includes:Men aged 40-75 and women aged 50-75: Especially those with a...

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Updated: May 19, 2026

Four-Dimensional Computed Tomography-Guided Valve Sizing for Transcatheter Pulmonary Valve Replacement

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Cardiac computed tomography for valve disease.

H Cuéllar¹, A Roque, V Pineda

¹Instituto de Diagnóstico por la Imagen, Servicio de Radiología, Hospital de la Vall d'Hebron, Barcelona, España. hugcuellar@yahoo.es

|September 6, 2012

Summary

Cardiac computed tomography (CT) noninvasively assesses heart valve disease and coronary heart disease, potentially avoiding invasive procedures in most patients. This imaging provides comprehensive data for diagnosis and treatment planning.

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Area of Science:

Cardiology
Radiology
Medical Imaging

Background:

Heart valve disease and coronary heart disease are common and often coexist.
Noninvasive imaging is crucial for preoperative assessment.

Purpose of the Study:

To describe cardiac CT's role in evaluating heart valve disease and coronary arteries.
To highlight CT's utility in preoperative assessment and characterizing left-sided valve disease.

Main Methods:

Review of cardiac CT techniques for heart valve assessment.
Discussion of CT's application in ruling out coronary artery disease.
Exploration of CT for characterizing valve disease etiology and severity.

Main Results:

Cardiac CT can noninvasively rule out coronary disease in 66-75% of patients before valve surgery.
CT provides complementary anatomic and functional information to echocardiography.
CT effectively characterizes valve disease and its impact on the heart and aorta.

Conclusions:

Cardiac CT is valuable for preoperative assessment of patients with heart valve disease.
CT can significantly reduce the need for invasive cardiac catheterization.
CT offers comprehensive evaluation of left-sided heart valve disease.