Related Experiment Video
Updated: Aug 2, 2026
06:59
Improved Registration of 3D CT Angiography with X-ray Fluoroscopy for Image Fusion During Transcatheter Aortic Valve Implantation
Published on: June 3, 2018
[Coronary angiography with multislice computed tomography].
J Pérez-Lescure1, E Garrido Borreguero, P Robles Velasco
1Servicio de Cardiología Infantil, Fundación Hospital Alcorcón, 28922 Alcorcón, Madrid, Spain. jplescure@fhalcorcon.es
Anales De Pediatria (Barcelona, Spain : 2003)
|June 2, 2005
Summary
Multislice computed tomography (MSCT) coronary angiography visualizes coronary arteries, aiding diagnosis in children. While limitations exist, it
Area of Science:
- Cardiovascular imaging
- Pediatric cardiology
- Radiology
Background:
- Echocardiography offers limited visualization of distal coronary arteries.
- Invasive coronary angiography is the gold standard for coronary anatomy evaluation.
- New imaging techniques are emerging for coronary structure visualization.
Observation:
- Multislice computed tomography (MSCT) coronary angiography provides static images of the coronary vascular tree.
- MSCT aided in ruling out coronary anomalies in a patient with suspected myopericarditis versus myocardial ischemia.
- Challenges in pediatric MSCT include high heart rates affecting image quality and radiation exposure.
Findings:
- MSCT coronary angiography successfully visualized the coronary tree in a pediatric case.
- The technique helped differentiate between myopericarditis and myocardial ischemia.
- Coronary anomalies were effectively ruled out using MSCT.
Implications:
- MSCT coronary angiography shows promise for evaluating coronary arteries in select pediatric cases.
- It is particularly useful for suspected congenital anomalies, aneurysms, or fistulas.
- Consideration for non-invasive imaging is crucial given limitations of conventional angiography in certain pediatric patients.
More Related Videos
Related Concept Videos
01:10Computed Tomography
Tomography refers to imaging by sections. Computed tomography (CT) is a non-invasive imaging technique that uses computers to analyze several cross-sectional X-rays to reveal minute details about structures in the body.
The technique was invented in the 1970s and is based on the principle that as X-rays pass through the body, they are absorbed or reflected at different levels. In the technique, a patient lies on a motorized platform while a computerized axial tomography (CAT) scanner rotates...
The technique was invented in the 1970s and is based on the principle that as X-rays pass through the body, they are absorbed or reflected at different levels. In the technique, a patient lies on a motorized platform while a computerized axial tomography (CAT) scanner rotates...
01:21Imaging Studies for Cardiovascular System IV: CMRI
Cardiovascular magnetic resonance imaging, or CMRI, is a non-invasive diagnostic test that employs a magnetic field and radiofrequency waves to create precise images of the heart and arteries. It provides comprehensive information about cardiac anatomy, function, perfusion, and tissue characterization without ionizing radiation.IndicationsCMRI diagnoses various heart conditions, including tissue damage from heart attacks, ischemic heart disease, myocarditis, aortic issues (tears, aneurysms,...
01:28Imaging 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...
01:25Imaging 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...
01:30Acute Coronary Syndrome III: Diagnostic Studies
Diagnosing acute coronary syndrome or ACS begins with a thorough patient history. Notable symptoms include central, crushing chest pain radiating to the left arm, neck, jaw, or back, along with shortness of breath, sweating (diaphoresis), nausea, vomiting, dizziness, and palpitations.It is crucial to note any history of cardiac illnesses and assess risk factors, including age, gender, smoking, hypertension, diabetes, hyperlipidemia, and a sedentary lifestyle.During physical examination, vital...
01:27Imaging Studies III: Computed Tomography
DefinitionComputed Tomography (CT) of the genitourinary (GU) tract is a non-invasive imaging modality that utilizes X-rays and computer processing to generate detailed cross-sectional images of the urinary system, encompassing the kidneys, ureters, bladder, and adjacent structures such as the adrenal glands.PurposeCT scans of the GU tract serve several diagnostic and therapeutic purposes, including:Diagnosis of Urinary Tract Diseases: Detects kidney stones, tumors, cysts, and congenital...