Evaluation of cardiac valves using multidetector CT

Juan Gaztanaga1, Gonzalo Pizarro, Javier Sanz

  • 1Division of Cardiology, Department of Medicine, Mount Sinai School of Medicine, One Gustave Levy Place, New York, NY 10029, USA.

Cardiology Clinics
|September 22, 2009
PubMed

Insights

Cardiac CT offers valuable insights into valvular heart disease, detecting calcification, morphology, stenosis, and regurgitation. This imaging technique provides accurate valvular assessment comparable to other methods.

Area of Science:

  • Cardiology
  • Radiology
  • Medical Imaging

Background:

  • Cardiac computed tomography (CT) is primarily used for coronary artery disease evaluation.
  • Valvular imaging is crucial for diagnosing and managing various heart conditions.
  • Echocardiography is a standard but sometimes limited modality for valvular assessment.

Purpose of the Study:

  • To highlight the utility of cardiac CT as an alternative modality for valvular imaging.
  • To emphasize the diagnostic and prognostic value of CT findings in valvular abnormalities.
  • To assess the correlation of CT-derived valvular information with established techniques.

Main Methods:

  • Review of cardiac CT scans for valvular assessment.
  • Analysis of CT findings including calcification, morphology, stenosis, and regurgitation.
  • Comparison of CT results with trans-thoracic echocardiography and other imaging modalities.

Main Results:

  • Cardiac CT accurately visualizes valvular anatomy and function.
  • Valvular calcification on CT is a significant indicator of disease.
  • CT effectively detects valvular morphology, stenosis, and regurgitation.
  • Contrast-enhanced CT shows good correlation with trans-thoracic echocardiography.

Conclusions:

  • Cardiac CT is a viable and accurate alternative for valvular imaging.
  • CT provides essential diagnostic and prognostic information for valvular abnormalities.
  • CT findings in valvular disease correlate well with other established imaging techniques.

Related Concept Videos

Imaging Studies for Cardiovascular System V: CT01:28

Imaging Studies for Cardiovascular System V: CT

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...
Mitral Stenosis II: Clinical features and Diagnostic Tests01:23

Mitral Stenosis II: Clinical features and Diagnostic Tests

Mitral stenosis is a heart condition in which the mitral valve, which allows blood to flow from the left atrium to the left ventricle, becomes narrowed or stenotic. This narrowing hinders blood flow and leads to clinical symptoms requiring specific medical evaluations and management strategies. The following overview outlines the clinical symptoms, assessments, diagnostic findings, prevention methods, and treatments for mitral stenosis.Clinical ManifestationsDyspnea (shortness of breath): This...
Imaging Studies for Cardiovascular System III: X-Ray01:20

Imaging Studies for Cardiovascular System III: X-Ray

The most common cardiovascular diagnostic test is an X-ray. It produces images of the heart, blood vessels, and adjacent structures.
Definition and Purpose
An X-ray, or radiograph, is a non-invasive method that uses ionizing radiation to take images of internal structures. It is mainly used in cardiac imaging to examine the heart, lungs, and major blood vessels, aiming to identify abnormalities in the heart's size, shape, and position, such as heart failure, congenital defects, and vascular...
Imaging Studies for Cardiovascular System II:Types of Echocardiography01:20

Imaging Studies for Cardiovascular System II:Types of Echocardiography

Echocardiography plays a role in assessing cardiac health and detecting heart conditions, with various types providing critical insights for diagnosis and treatment.
Types of Echocardiography
Transthoracic Echocardiography (TTE)
TTE is the most common type of echocardiogram which involves placing a transducer on the patient's chest, emitting sound waves to create heart images. TTE is invaluable for evaluating the heart's size, structure, and motion, making it particularly useful for diagnosing...
Imaging Studies for Cardiovascular System I:Echocardiography01:17

Imaging Studies for Cardiovascular System I:Echocardiography

Cardiac imaging studies encompass a wide range of noninvasive and minimally invasive techniques designed to visualize the heart's structure and function in detail. One such technique is echocardiography, which uses high-frequency ultrasound waves to produce detailed images of the heart, known as echocardiograms.
Indications: Echocardiography is utilized to diagnose heart failure, valve disorders, and myocardial infarction. It also assesses cardiac structures' size, shape, and motion, evaluates...
Imaging Studies for Cardiovascular System VI: Calcium -Scoring CT01:25

Imaging Studies for Cardiovascular System VI: Calcium -Scoring CT

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...