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Asthma is a chronic respiratory ailment that requires careful management due to its varying symptoms and influencing factors. It is characterized by airway inflammation, bronchial hyperresponsiveness, and reversible airflow obstruction, leading to symptoms like wheezing, shortness of breath, chest tightness, and coughing. The symptom frequency and intensity may vary considerably over time. It is also linked to immune system responses to allergens and irritants, highlighting the complex...
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Asthma: Pathogenesis and Management01:20

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Asthma is a chronic pulmonary condition involving inflammation of the airways, hyper-reactivity, and reversible obstruction of the airways. This condition can significantly impact a person's quality of life, making breathing difficult and leading to distressing symptoms.
Asthma is classified as allergic and non-allergic. Allergens such as dust mites, pollen, and pet dander trigger allergic asthma, while factors like cold air, intense emotions, or exercise can induce non-allergic asthma.
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Asthma-II: Pathophysiology and Classification01:26

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Asthma is a prevalent chronic respiratory condition marked by inflammation and hyperresponsiveness of the airways. Its pathophysiology involves complex interactions among inflammatory pathways, immune responses, and neural mechanisms.
Additionally, environmental and genetic factors play crucial roles in determining an individual's susceptibility to asthma and the severity of their condition.
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Asthma-III: Symptoms and Complications01:24

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Asthma, a common chronic respiratory condition, is classified considering the frequency and severity of symptoms alongside lung function impairment. Understanding this classification is essential for appropriate treatment and management. Here's a detailed look at the classification of asthma and its clinical features and complications:
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Asthma-IV: Diagnostic and Management01:30

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Bronchodilators are critical in managing asthma, a chronic respiratory condition characterized by airway constriction due to inflammation and hyper-reactivity. Specifically, bronchodilators ease this constriction by relaxing the bronchial muscles, facilitating easier breathing.
One class of bronchodilators includes β2-adrenoceptor agonists. These agents target the β2-adrenoceptors located on bronchial smooth muscle cells. By stimulating these receptors, β2-agonists induce...
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Bronchial Thermoplasty: A Novel Therapeutic Approach to Severe Asthma
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El asma

Celeste Porsbjerg1, Erik Melén2, Lauri Lehtimäki3

  • 1Department of Respiratory and Infectious Diseases, Bispebjerg Hospital, Copenhagen, Denmark; Institute of Clinical Medicine, University of Copenhagen, Copenhagen, Denmark.

Lancet (London, England)
|January 22, 2023
PubMed
Resumen
Este resumen es generado por máquina.

El asma es una enfermedad respiratoria común que afecta a millones de personas en todo el mundo. Si bien los tratamientos han mejorado, comprender cuándo ajustar los tratamientos es clave para un mejor control del asma y el manejo de los casos graves.

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Área de la Ciencia:

  • Pulmonología y Medicina Respiratoria
  • Medicina Clínica

Sus antecedentes:

  • El asma es una enfermedad respiratoria crónica no transmisible prevalente en todo el mundo.
  • Se caracteriza por una obstrucción variable del flujo de aire, que lleva a síntomas como disnea y sibilancias.
  • Los avances significativos en las terapias han mejorado la morbilidad y la mortalidad por asma en los últimos 15 años.

Objetivo del estudio:

  • Para proporcionar una visión clínica enfocada del asma.
  • Cubrir la epidemiología, la fisiopatología, el diagnóstico y el tratamiento tanto en niños como en adultos.
  • Resaltar el cambio hacia la medicina de precisión y la remisión de la enfermedad en el tratamiento del asma grave.

Principales métodos:

  • Revisión de la literatura clínica y las directrices actuales sobre el asma.
  • Síntesis de información sobre las tendencias epidemiológicas y los mecanismos fisiopatológicos.
  • Discusión de los enfoques de diagnóstico y las estrategias de gestión actuales, incluidas las terapias biológicas.

Principales resultados:

  • La mayoría de los pacientes pueden lograr un buen control del asma con las terapias disponibles.
  • El subtratamiento sigue siendo un desafío, haciendo hincapié en la necesidad de una mejor comprensión de los ajustes de tratamiento.
  • El tratamiento severo del asma está evolucionando con la medicina de precisión, con el objetivo de la remisión de la enfermedad.

Conclusiones:

  • El tratamiento eficaz del asma requiere un enfoque cíclico de evaluación y ajuste del tratamiento.
  • Las condiciones coexistentes en el asma grave requieren una estrategia de manejo multidimensional.
  • La educación continua para los pacientes y los proveedores de atención médica es crucial para optimizar el cuidado del asma.