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Esophageal Strictures-I: Introduction01:30

Esophageal Strictures-I: Introduction

1.0K
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

Esophagus

4.1K
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...
4.1K
Barrett Esophagus-II: Clinical Manifestations and Management01:21

Barrett Esophagus-II: Clinical Manifestations and Management

1.3K
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...
1.3K
Barrett Esophagus-I: Introduction01:21

Barrett Esophagus-I: Introduction

1.0K
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...
1.0K
Esophageal Strictures-II: Clinical Features and Management01:26

Esophageal Strictures-II: Clinical Features and Management

771
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...
771
Esophageal Perforation-II: Clinical Manifestations and Management01:28

Esophageal Perforation-II: Clinical Manifestations and Management

851
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:
851

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関連する実験動画

Updated: Feb 27, 2026

Modeling Oral-Esophageal Squamous Cell Carcinoma in 3D Organoids
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Modeling Oral-Esophageal Squamous Cell Carcinoma in 3D Organoids

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食道がん

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.

Lancet (London, England)
|June 27, 2017
PubMed
まとめ

食道がんの治療は複雑で,多学科のケアと内視鏡検査やネオアジュバント療法などの治療法が進化しています. 医療の進歩により 診断は改善されていますが 生活の質や緩和医療の面では 課題が残っています

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Development of Compendium for Esophageal Squamous Cell Carcinoma
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Development of Compendium for Esophageal Squamous Cell Carcinoma

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Subculture and Cryopreservation of Esophageal Adenocarcinoma Organoids: Pros and Cons for Single Cell Digestion
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関連する実験動画

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科学分野:

  • 腫瘍学
  • 胃腸内科
  • 手術腫瘍学

背景:

  • 食道がんは重要な臨床的課題であり,多くの場合,多学科的なアプローチを必要とします.
  • 広範な治療は生活の質に影響を与えますが,近年では食道癌の予後が改善されています.
  • 早期の食道腫瘍や前発性食道腫瘍は エンドスコピーの介入から益を得ています

研究 の 目的:

  • 食道がんの現在の臨床管理に関する洞察を提供するためです.
  • 食道がんの治療と研究における 進行中の論争について議論する
  • 食道がんの治療における将来のニーズと方向性を強調する.

主な方法:

  • 食道がんの管理における現在の臨床実務のレビュー
  • 局所的に進行した疾患における新補助療法 (化学療法,化学放射線療法) の分析
  • 手術の標準化と集中化の傾向の検討
  • 食道がんの緩和ケアのための治療選択肢の評価

主要な成果:

  • 初期食道腫瘍では内視鏡検査が重要になってきています
  • ネオアジュバント治療は 進行した食道がんの手術の標準的な補助療法です
  • 手術のアプローチは 標準化され 集中化され 結果が改善されています
  • 先進的な段階では様々な緩和治療法があります.

結論:

  • 食道がんの治療には 総合的な多分野戦略が必要です
  • 進行中の研究と臨床試験は 治療に関する論争を解決し 患者の治療結果を改善するために不可欠です
  • 将来の取り組みは食道がん患者の生存率とともに生活の質の向上に焦点を当てるべきです.