Jove
Visualize
Contáctanos
JoVE
x logofacebook logolinkedin logoyoutube logo
ACERCA DE JoVE
Visión GeneralLiderazgoBlogCentro de Ayuda JoVE
AUTORES
Proceso de PublicaciónConsejo EditorialAlcance y PolíticasRevisión por ParesPreguntas FrecuentesEnviar
BIBLIOTECARIOS
TestimoniosSuscripcionesAccesoRecursosConsejo Asesor de BibliotecasPreguntas Frecuentes
INVESTIGACIÓN
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchivo
EDUCACIÓN
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualCentro de Recursos para ProfesoresSitio de Profesores
Términos y Condiciones de Uso
Política de Privacidad
Políticas

Videos de Conceptos Relacionados

Computed Tomography01:10

Computed Tomography

7.6K
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...
7.6K
Imaging Studies for Cardiovascular System IV: CMRI01:21

Imaging Studies for Cardiovascular System IV: CMRI

541
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,...
541
Imaging Studies for Cardiovascular System V: CT01:28

Imaging Studies for Cardiovascular System V: CT

671
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...
671
Imaging Studies for Cardiovascular System VI: Calcium -Scoring CT01:25

Imaging Studies for Cardiovascular System VI: Calcium -Scoring CT

973
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...
973
Acute Coronary Syndrome III: Diagnostic Studies01:30

Acute Coronary Syndrome III: Diagnostic Studies

495
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...
495
Imaging Studies III: Computed Tomography01:27

Imaging Studies III: Computed Tomography

893
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...
893

También podría leer

Artículos Relacionados

Artículos vinculados a este trabajo por autores compartidos, revista y gráfico de citas.

Ordenar por
Same author

Short-term quantitative CT trajectories of pulmonary Ground-Glass nodules during immune checkpoint inhibitor Therapy: A matched surveillance cohort study.

European journal of radiology·2026
Same author

Short-term quantitative CT changes in synchronous ground-glass nodules during immune checkpoint inhibitor therapy in patients with lung cancer.

Frontiers in immunology·2026
Same author

Development and validation of a model incorporating choroid plexus morphology from brain MRI to predict anti-TNF-α therapy outcomes in Crohn's disease.

BMC gastroenterology·2026
Same author

A Giant Thoracic ALK-Rearranged Mesenchymal Neoplasm in a Child.

Cancer reports (Hoboken, N.J.)·2026
Same author

Myocarditis with preserved left ventricular ejection fraction in-hospital convalescent phase: insights from CMR and myocardial strain analysis.

Frontiers in cardiovascular medicine·2026
Same author

Contrast-enhanced CT-based radiomics for predicting visceral pleural invasion in early-stage non-small cell lung cancer.

Insights into imaging·2026

Video Experimental Relacionado

Updated: May 1, 2026

Retrograde Perfusion and Filling of Mouse Coronary Vasculature as Preparation for Micro Computed Tomography Imaging
10:16

Retrograde Perfusion and Filling of Mouse Coronary Vasculature as Preparation for Micro Computed Tomography Imaging

Published on: February 10, 2012

32.4K

La angiografía coronaria no invasiva con tomografía computarizada de múltiples cortes.

Martin H K Hoffmann1, Heshui Shi, Bernd L Schmitz

  • 1Department of Diagnostic Radiology, University Hospital, Ulm, Germany. martin.hoffmann@medizin.uni-ulm.de

JAMA
|May 26, 2005
PubMed
Resumen

La tomografía computarizada multislice (MSCT) detecta con precisión la enfermedad arterial coronaria obstructiva, mostrando una alta sensibilidad y especificidad en comparación con la angiografía coronaria invasiva. Este método de imagen no invasivo es prometedor para el uso clínico de rutina en el diagnóstico de la enfermedad arterial coronaria.

Más Videos Relacionados

Identifying Coronary Artery Calcification on Non-gated Computed Tomography Scans
04:40

Identifying Coronary Artery Calcification on Non-gated Computed Tomography Scans

Published on: August 28, 2018

14.9K
Author Spotlight: Advancing Cardiovascular Imaging - Introducing the Spatially Weighted Calcium Score for Early Disease Detection
06:57

Author Spotlight: Advancing Cardiovascular Imaging - Introducing the Spatially Weighted Calcium Score for Early Disease Detection

Published on: September 22, 2023

1.6K

Videos de Experimentos Relacionados

Last Updated: May 1, 2026

Retrograde Perfusion and Filling of Mouse Coronary Vasculature as Preparation for Micro Computed Tomography Imaging
10:16

Retrograde Perfusion and Filling of Mouse Coronary Vasculature as Preparation for Micro Computed Tomography Imaging

Published on: February 10, 2012

32.4K
Identifying Coronary Artery Calcification on Non-gated Computed Tomography Scans
04:40

Identifying Coronary Artery Calcification on Non-gated Computed Tomography Scans

Published on: August 28, 2018

14.9K
Author Spotlight: Advancing Cardiovascular Imaging - Introducing the Spatially Weighted Calcium Score for Early Disease Detection
06:57

Author Spotlight: Advancing Cardiovascular Imaging - Introducing the Spatially Weighted Calcium Score for Early Disease Detection

Published on: September 22, 2023

1.6K

Área de la Ciencia:

  • Imágenes cardiovasculares por imágenes.
  • Radiología Radiología.
  • Diagnóstico médico Diagnóstico médico

Sus antecedentes:

  • La tomografía computarizada multislice (MSCT) es una técnica de imagen no invasiva emergente para las arterias coronarias.
  • La detección precisa de la enfermedad arterial coronaria obstructiva es crucial para el manejo del paciente.

Objetivo del estudio:

  • Evaluar la precisión y confiabilidad de la TMSC en la detección de la enfermedad arterial coronaria obstructiva.
  • Para comparar el rendimiento de diagnóstico MSCT contra la angiografía coronaria invasiva, el estándar de oro actual.

Principales métodos:

  • Un estudio prospectivo, de un solo centro, en el que participaron 103 pacientes sometidos tanto a TCCM como a angiografía coronaria invasiva.
  • El análisis incluyó comparaciones basadas en pacientes, basadas en segmentos y basadas en vasos de las dos modalidades de imagen.
  • Se evaluó la calidad de la imagen, con segmentos de CTMS no diagnósticos atribuidos principalmente a la frecuencia cardíaca alta.

Principales resultados:

  • MSCT demostró una alta precisión, con una sensibilidad basada en segmentos del 95% y una especificidad del 98% para la detección de lesiones significativas de la arteria coronaria (>50% estenosis).
  • El análisis cuantitativo mostró una buena correlación (r = 0,87) entre el MSCT y la angiografía invasiva, aunque el MSCT tendía a sobrestimar el porcentaje de estenosis.
  • El análisis basado en el paciente arrojó un área bajo la curva característica de funcionamiento del receptor de 0,97, lo que indica un fuerte poder discriminativo para identificar a los pacientes que requieren revascularización.

Conclusiones:

  • MSCT es una herramienta no invasiva de alta precisión para detectar sospechas de enfermedad arterial coronaria obstructiva.
  • Esta tecnología tiene el potencial de complementar la angiografía coronaria invasiva en la práctica clínica estándar.
  • MSCT ofrece una alternativa prometedora para la evaluación no invasiva de la arteria coronaria.