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Hypertrophic cardiomyopathy, or HCM, is an autosomal dominant genetic disorder characterized by asymmetric left ventricular hypertrophy without ventricular dilation. It is more common in men and is typically diagnosed in young, athletic adults.EtiologyHCM is primarily genetic and is caused by mutations in genes encoding sarcomeric proteins. Researchers have identified over 1400 mutations across at least 11 different genes. Among these, the most frequently occurring mutations are found in the...
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Managing cardiomyopathy involves addressing underlying or precipitating causes, treating heart failure with medications, and implementing dietary changes and a balanced exercise and rest regimen.Lifestyle ModificationsCardiomyopathy patients should adopt a low-sodium diet to reduce fluid retention and manage heart failure. A personalized exercise and rest plan helps maintain physical fitness without overstraining the heart. Avoiding alcohol and tobacco is essential to prevent further damage to...
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Heart failure (HF) is a progressive syndrome involving ventricles that leads to inadequate cardiac output. It can be classified based on location and output or ejection fraction. Ejection fraction (EF) is an essential measurement in the diagnosis and surveillance of HF. Reduced EF corresponds to systolic heart failure (HFrEF). However, HF with preserved ejection fraction (HFpEF) is becoming increasingly prevalent. Also known as diastolic HF, this form of HF is related to aging. The...
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Left Atrial Ligation in the Avian Embryo as a Model for Altered Hemodynamic Loading During Early Vascular Development
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Síndrome del corazón izquierdo hipoplástico.

David J Barron1, Mark D Kilby, Ben Davies

  • 1Department of Cardiac Surgery, Birmingham Children's Hospital, Birmingham, UK. david.barron@bch.nhs.uk

Lancet (London, England)
|August 18, 2009
PubMed
Resumen

El manejo del síndrome del corazón izquierdo hipoplásico (HLHS) ha evolucionado de ser fatal a ser tratable a través de intervenciones quirúrgicas. Las estrategias actuales incluyen procedimientos escalonados, trasplantes neonatales y técnicas híbridas, que ofrecen mejores resultados para los niños afectados.

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Left Atrial Ligation in the Avian Embryo as a Model for Altered Hemodynamic Loading During Early Vascular Development
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Isolation of Endocardial and Coronary Endothelial Cells from the Ventricular Free Wall of the Rat Heart
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Isolation of Endocardial and Coronary Endothelial Cells from the Ventricular Free Wall of the Rat Heart

Published on: April 15, 2020

Área de la Ciencia:

  • Cardiología Pediátrica Cardiología pediátrica.
  • Defectos congénitos del corazón.
  • Cirugía cardíaca neonatal cirugía cardíaca neonatal.

Sus antecedentes:

  • El síndrome del corazón izquierdo hipoplástico (HLHS) es un defecto cardíaco congénito grave caracterizado por el subdesarrollo del corazón izquierdo.
  • Históricamente, el HLHS tenía un pronóstico casi fatal, lo que requería avances en la atención médica y quirúrgica.
  • La complejidad del HLHS requiere un manejo multidisciplinario especializado desde el nacimiento hasta la edad adulta.

Objetivo del estudio:

  • Revisar las estrategias actuales de manejo quirúrgico para el síndrome del corazón izquierdo hipoplástico.
  • Discutir la evolución de las opciones de tratamiento, incluyendo la palización por etapas, el trasplante y los enfoques híbridos.
  • Para resaltar los desafíos en curso en el manejo de pacientes HLHS en la adolescencia y la edad adulta.

Principales métodos:

  • Revisión de las técnicas quirúrgicas para HLHS, centrándose en la paliación por etapas utilizando el ventrículo derecho.
  • Discusión de las opciones de manejo alternativas, como el trasplante de corazón neonatal.
  • Exploración de procedimientos híbridos innovadores que combinan enfoques quirúrgicos e intervencionistas.

Principales resultados:

  • Las intervenciones quirúrgicas han mejorado significativamente las tasas de supervivencia para HLHS, transformando sus perspectivas previamente fatales.
  • Los procedimientos escalonados, donde el ventrículo derecho apoya ambas circulaciones, son una piedra angular de la gestión actual.
  • El trasplante neonatal y las técnicas híbridas ofrecen vías terapéuticas alternativas o complementarias.

Conclusiones:

  • El manejo quirúrgico y de cuidados intensivos de HLHS ha avanzado significativamente, mejorando el pronóstico de los pacientes.
  • A pesar del progreso, el cuidado a largo plazo de los sobrevivientes de HLHS presenta desafíos continuos a medida que pasan a la edad adulta.
  • La innovación continua en las técnicas quirúrgicas y la atención integral es crucial para optimizar los resultados en pacientes con HLHS.