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Videos de Conceptos Relacionados

Esophageal Strictures-I: Introduction01:30

Esophageal Strictures-I: Introduction

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Esophageal strictures involve abnormal narrowing or tightening of the esophagus. They vary in length and severity, ranging from mild constriction to complete obstruction, and are classified as benign (noncancerous) or malignant (cancerous).
Etiology
The primary cause of esophageal strictures is long-standing gastroesophageal reflux disease (GERD), accounting for about 70 to 80% of adult cases. Chronic acid reflux can lead to injury and scarring of the esophageal lining, culminating in...
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Esophagus01:24

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The esophagus, a muscular conduit linking the pharynx and stomach, measures roughly 10 inches (25.4 cm) and sits behind the trachea. It remains collapsed when not swallowing. The esophagus follows a predominantly straight path through the thoracic mediastinum and enters the abdominal cavity through a diaphragmatic opening known as the esophageal hiatus.
The movement of edibles from the pharynx into the esophagus is facilitated by the upper esophageal sphincter, which is formed primarily by the...
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Barrett Esophagus-II: Clinical Manifestations and Management01:21

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Individuals with Barrett's esophagus are often asymptomatic, but they may experience symptoms commonly associated with GERD, such as heartburn and acid regurgitation. Additional symptoms can include difficulty swallowing, chest pain, unintentional weight loss, blood in the stool (which may appear black, tarry, or bloody), and episodes of vomiting.
To diagnose Barrett's esophagus, healthcare providers often recommend an endoscopy for those showing symptoms of acid reflux. The procedure...
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Barrett Esophagus-I: Introduction01:21

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Barrett's esophagus is a medical condition where the esophageal mucosa is significantly damaged by stomach acid or other digestive fluids, often due to long-term exposure associated with gastroesophageal reflux disease (GERD). In GERD, a weakened or abnormally relaxed lower esophageal sphincter allows stomach acid to flow persistently into the esophagus.
This constant acid exposure transforms the esophagus's pink mucosal lining (stratified squamous epithelium) into a type of lining more...
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Esophageal Strictures-II: Clinical Features and Management01:26

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Patients with esophageal strictures often experience a range of symptoms. Initially, they may have difficulty swallowing solid foods, which can progress to include liquids. Additional symptoms may involve chest pain or discomfort, regurgitating food and fluids, heartburn, unintentional weight loss, coughing or choking during meals, and hoarseness.
Healthcare providers should gather a comprehensive medical history and conduct a physical examination for diagnosis. If esophageal stricture is...
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Esophageal Perforation-II: Clinical Manifestations and Management01:28

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Esophageal perforations manifest in various clinical forms, influenced by factors such as the perforation's cause and location (cervical, intrathoracic, or intra-abdominal), the extent of contamination, and potential injury to adjacent mediastinal structures. The timing between the perforation occurrence and treatment initiation also affects the clinical presentation.
Clinical Manifestations:
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Video Experimental Relacionado

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Cáncer de esófago

Jesper Lagergren1, Elizabeth Smyth2, David Cunningham2

  • 1Division of Cancer Studies, King's College London, Guy's and St Thomas' NHS Foundation Trust, London, UK; Upper Gastrointestinal Surgery, Department of Molecular Medicine and Surgery, Karolinska Institutet, Karolinska University Hospital, Stockholm, Sweden.

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|June 27, 2017
PubMed
Resumen

El tratamiento del cáncer de esófago es complejo, ya que implica atención multidisciplinaria y tratamientos en evolución como la endoscopia y la terapia neoadyuvante. Los avances mejoran el pronóstico, pero persisten los desafíos en la calidad de vida y los cuidados paliativos.

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Área de la Ciencia:

  • En el campo de la oncología
  • Gastroenterología
  • Oncología quirúrgica

Sus antecedentes:

  • El cáncer de esófago presenta importantes desafíos clínicos, que a menudo requieren un enfoque multidisciplinario.
  • Si bien los tratamientos extensos pueden afectar la calidad de vida, las últimas décadas muestran un mejor pronóstico para el cáncer de esófago.
  • Los tumores esofágicos en etapa temprana y premalignados se benefician cada vez más de las intervenciones endoscópicas.

Objetivo del estudio:

  • Ofrecer información sobre el tratamiento clínico actual del cáncer de esófago.
  • Para discutir las controversias en curso en el tratamiento y la investigación del cáncer de esófago.
  • Para resaltar las necesidades futuras y las direcciones en el cuidado del cáncer de esófago.

Principales métodos:

  • Revisión de las prácticas clínicas actuales en el tratamiento del cáncer de esófago.
  • Análisis de las terapias neoadyuvantes (quimioterapia, quimioradioterapia) en la enfermedad localmente avanzada.
  • Examen de las tendencias de estandarización y centralización quirúrgica.
  • Evaluación de las opciones terapéuticas para los cuidados paliativos en el cáncer de esófago.

Principales resultados:

  • Los procedimientos endoscópicos están ganando prominencia para los tumores esofágicos tempranos.
  • La terapia neoadyuvante es ahora un complemento estándar de la cirugía para el cáncer de esófago avanzado.
  • Los enfoques quirúrgicos se están estandarizando y centralizando, mejorando los resultados.
  • Hay varias estrategias de tratamiento paliativo disponibles para las etapas avanzadas.

Conclusiones:

  • El tratamiento del cáncer de esófago requiere una estrategia integral y multidisciplinaria.
  • La investigación en curso y los ensayos clínicos son cruciales para abordar las controversias sobre el tratamiento y mejorar los resultados de los pacientes.
  • Los esfuerzos futuros deben centrarse en mejorar la calidad de vida junto con las tasas de supervivencia en pacientes con cáncer de esófago.