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

Aortic Regurgitation I: Introduction01:15

Aortic Regurgitation I: Introduction

536
IntroductionAortic regurgitation is characterized by the backward flow of blood from the aorta into the left ventricle during diastole and arises from the improper closure of the aortic valve. This condition results in left ventricular volume overload and can stem from both acute and chronic etiologies, each contributing uniquely to the disease's progression and symptomatology.Acute and Chronic CausesAcute aortic regurgitation often results from events that suddenly impair the integrity of the...
536
Aortic Regurgitation III: Medical Management01:25

Aortic Regurgitation III: Medical Management

416
Aortic regurgitation (AR) is when the aortic valve does not close or seal properly, leading to backward blood circulation from the aorta into the left ventricle during diastole. Common causes of AR include rheumatic heart disease, congenital valve defects, and aortic root dilation. Managing AR requires a multifaceted approach to alleviate symptoms, preserve left ventricular function, and address the underlying cause of the regurgitation. Patients with symptomatic AR or significant left...
416
Aortic Regurgitation IV: Nursing Management01:17

Aortic Regurgitation IV: Nursing Management

297
A nurse managing a patient with aortic regurgitation begins with a comprehensive assessment, including a review of the patient's medical history, family history, and lifestyle factors. During the cardiac examination, the nurse listens for heart sounds and checks for signs of valve abnormalities. The nurse also observes for symptoms such as dyspnea, orthopnea, and paroxysmal nocturnal dyspnea and assesses the patient's endurance and daily activity tolerance.Based on the findings, the nurse...
297
Aortic Regurgitation II: Clinical Features and Diagnostic Tests01:22

Aortic Regurgitation II: Clinical Features and Diagnostic Tests

441
Aortic valve regurgitation (AR) occurs when the aortic valve fails to close properly, allowing blood to flow backward from the aorta into the left ventricle. This backflow can result in two distinct clinical presentations: acute and chronic AR, each characterized by its own set of symptoms and physical findings.Acute Aortic RegurgitationAcute AR presents with a sudden onset of severe symptoms. Patients typically experience profound dyspnea (shortness of breath), chest pain, and signs of left...
441
Mitral Stenosis I: Introduction01:22

Mitral Stenosis I: Introduction

527
Mitral Valve Stenosis (MVS) is a heart condition where the mitral valve narrows, impeding blood circulation from the left atrium to the left ventricle. The etiology and pathophysiology of this condition are multifaceted, leading to a cascade of cardiovascular complications.Causes of Mitral Valve StenosisRheumatic Heart Disease: It is the main cause of mitral valve stenosis, particularly in developing nations. This condition arises from rheumatic fever, an inflammatory illness resulting from...
527
Mitral Stenosis III: Medical Management01:26

Mitral Stenosis III: Medical Management

262
Mitral stenosis, a condition marked by the narrowing of the mitral valve, necessitates an integrated approach for effective management. This approach includes preventative measures, medical therapy, and surgical interventions to reduce symptoms and prevent complications.PreventionPrevention of mitral stenosis primarily focuses on reducing the incidence of bacterial infections, particularly streptococcal infections, which can lead to rheumatic fever and subsequent valvular damage. Timely...
262

También podría leer

Artículos Relacionados

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

Ordenar por
Same author

Left Sinus of Valsalva Pseudoaneurysm Causing Left Main Coronary Compression and Sudden Cardiac Arrest.

JACC. Case reports·2026
Same author

Reply: Timing modifies the clinical trajectory after failed mitral valve repair.

The Journal of thoracic and cardiovascular surgery·2026
Same author

Long-term follow-up of surgical versus transcatheter aortic valve replacement in patients younger than 70 years.

JTCVS open·2026
Same author

Subclinical Leaflet Thrombosis in Transcatheter SAPIEN 3 Ultra RESILIA Bioprosthetic Valves.

Circulation. Cardiovascular interventions·2026
Same author

Impact of reoperation on very long-term survival in patients with failed mitral valve repair: A 30-year single-center Canadian experience.

The Journal of thoracic and cardiovascular surgery·2026
Same author

Impact of Anticoagulant Class on Long-Term Bioprosthesis Durability Following Transcatheter Aortic Valve Replacement.

Structural heart : the journal of the Heart Team·2026
Same journal

Eugene Braunwald, MD, 1929-2026.

Circulation·2026
Same journal

AHA/ACC/ESC/WHF Expert Consensus Document: Second Universal Definition of Heart Failure (2026).

Circulation·2026
Same journal

Advancing Quality in the Evaluation, Surveillance, and Management of Aortic Stenosis: A Report From the AHA Target: AS Registry.

Circulation·2026
Same journal

Heart Failure Occurring in the Perinatal Period: A Scientific Statement From the American Heart Association.

Circulation·2026
Same journal

Correction to: 2026 ACC/AHA/AACVPR/ABC/ACPM/ADA/AGS/APhA/ASPC/NLA/PCNA Guideline on the Management of Dyslipidemia: A Report of the American College of Cardiology/American Heart Association Joint Committee on Clinical Practice Guidelines.

Circulation·2026
Same journal

Correction to: The Natural History of Massive Left Ventricular Hypertrophy in Pediatric Hypertrophic Cardiomyopathy: A Multiregistry Analysis.

Circulation·2026
Ver todos los artículos relacionados

Video Experimental Relacionado

Updated: Jan 24, 2026

Author Spotlight: Development of a Minimally Invasive Large-Animal Model for Reliable and Reproducible Cardiovascular Research
06:51

Author Spotlight: Development of a Minimally Invasive Large-Animal Model for Reliable and Reproducible Cardiovascular Research

Published on: October 20, 2023

1.6K

Estenosis aórtica y pequeño anillo aórtico

Afonso B Freitas-Ferraz1, Gabriela Tirado-Conte1, Francois Dagenais1

  • 1Quebec Heart and Lung Institute, Laval University, Quebec City, Canada (A.B.F.-F., G.T.-C., F.D., E.D., S.M., M.B., P.P., J.R.-C.).

Circulation
|June 4, 2019
PubMed
Resumen
Este resumen es generado por máquina.

El manejo de la estenosis aórtica grave con un anillo aórtico pequeño es un desafío, especialmente para las mujeres mayores. Esta revisión evalúa las estrategias terapéuticas para mejorar la hemodinámica y los resultados para este grupo de pacientes.

Palabras clave:
Estenosis de la válvula aórticaprótesis de válvula cardíacaProcedimientos quirúrgicos sin suturasSustitución de la válvula aórtica mediante catéter

Más Videos Relacionados

A Rabbit Aortic Valve Stenosis Model Induced by Direct Balloon Injury
07:10

A Rabbit Aortic Valve Stenosis Model Induced by Direct Balloon Injury

Published on: March 31, 2023

1.5K
Full-root Aortic Valve Replacement by Stentless Aortic Xenografts in Patients with Small Aortic Roots
12:17

Full-root Aortic Valve Replacement by Stentless Aortic Xenografts in Patients with Small Aortic Roots

Published on: May 21, 2017

11.8K

Videos de Experimentos Relacionados

Last Updated: Jan 24, 2026

Author Spotlight: Development of a Minimally Invasive Large-Animal Model for Reliable and Reproducible Cardiovascular Research
06:51

Author Spotlight: Development of a Minimally Invasive Large-Animal Model for Reliable and Reproducible Cardiovascular Research

Published on: October 20, 2023

1.6K
A Rabbit Aortic Valve Stenosis Model Induced by Direct Balloon Injury
07:10

A Rabbit Aortic Valve Stenosis Model Induced by Direct Balloon Injury

Published on: March 31, 2023

1.5K
Full-root Aortic Valve Replacement by Stentless Aortic Xenografts in Patients with Small Aortic Roots
12:17

Full-root Aortic Valve Replacement by Stentless Aortic Xenografts in Patients with Small Aortic Roots

Published on: May 21, 2017

11.8K

Área de la Ciencia:

  • Cardiología
  • Cirugía cardíaca
  • Cardiología intervencionista

Sus antecedentes:

  • El pequeño anillo aórtico es un desafío frecuente en la estenosis aórtica grave, especialmente en mujeres mayores.
  • Las estrategias de manejo óptimas para los pacientes con anillo aórtico pequeño siguen siendo controvertidas.
  • Las opciones quirúrgicas existentes incluyen la ampliación de la raíz aórtica y varias válvulas protésicas.

Objetivo del estudio:

  • Definir y revisar la prevalencia y el impacto clínico del anillo aórtico pequeño en la estenosis aórtica.
  • Evaluar las estrategias terapéuticas actuales para mejorar la hemodinámica y los resultados en esta población.
  • Para resaltar el reemplazo de la válvula aórtica transcatéter como una alternativa viable.

Principales métodos:

  • Revisión de la literatura de las definiciones actuales, prevalencia e impacto clínico.
  • Análisis de las estrategias quirúrgicas y terapéuticas transcatéter.
  • Evaluación de los datos hemodinámicos y clínicos.

Principales resultados:

  • El pequeño anillo aórtico presenta desafíos significativos en el manejo de la estenosis aórtica grave.
  • Varias técnicas quirúrgicas tienen como objetivo mejorar la hemodinámica de la válvula y los resultados del paciente.
  • El reemplazo de la válvula aórtica transcatéter muestra resultados hemodinámicos prometedores en esta cohorte.

Conclusiones:

  • El tratamiento eficaz del pequeño anillo aórtico en la estenosis aórtica requiere una cuidadosa consideración de las opciones terapéuticas disponibles.
  • El reemplazo de la válvula aórtica transcatéter ofrece una alternativa valiosa, especialmente para los pacientes ancianos.
  • Se necesitan más investigaciones para optimizar las estrategias de tratamiento y los resultados a largo plazo.