関連する実験動画
Updated: Feb 4, 2026

03:22
Local Anesthetic Thoracoscopy for Undiagnosed Pleural Effusion
Published on: November 10, 2023
1.6K
100万人に1人のがん - 胸膜疾患の症例報告
Tara Byrne1,2, Silvie Blaskova1,2, Alan Soo1,2
1Cardiothoracic Department, Galway University Hospital, Ireland.
Interdisciplinary cardiovascular and thoracic surgery
|February 2, 2026
まとめ
上皮様血管内皮腫(EHE)はまれな血管腫瘍です。この症例は、胸膜EHEの診断の難しさと攻撃的な性質を強調し、早期認識の必要性を強調しています。
科学分野:
- 腫瘍学
- 病理学
- 血管腫瘍
背景:
- 上皮様血管内皮腫(EHE)は、すべての血管腫瘍の1%未満を占める、例外的にまれな血管腫瘍である。
- EHEは多様な臨床症状を呈し、進行期になるまで診断の遅れにつながることが多い。
- EHEの胸膜への関与は転移性疾患を示し、予後不良と関連している。
研究 の 目的:
- まれな胸膜上皮様血管内皮腫(EHE)の症例を報告する。
- 胸膜EHEの診断の難しさと攻撃的な臨床経過を強調する。
- 早期認識の重要性と標準化された治療アプローチの必要性を強調する。
主な方法:
- 胸水と胸痛を含む症状を呈した43歳男性の症例提示。
- 診断ワークアップには、画像検査(軟部組織腫瘤、胸膜肥厚、肺結節を明らかにする)、初期の確定不能な生検、それに続く免疫組織化学および国際病理レビューが含まれた。
- 特徴的なCAMTA1発現とWWTR1-CAMTA1融合に基づいたEHEの確認。
主要な成果:
- 患者は進行した転移性疾患を示唆する症状を呈した。
- 免疫組織化学および遺伝子解析により、特定の分子マーカーを持つ上皮様血管内皮腫(EHE)が確認された。
- MEK阻害剤であるトラメチニブの投与を開始したにもかかわらず、患者は急速に容態が悪化し、3か月以内に死亡した。
結論:
- 胸膜EHEは、そのまれさと多様なプレゼンテーションによる診断の複雑さを伴う攻撃的な悪性腫瘍である。
- EHEに対する標準化された治療プロトコルの欠如は、さらなる研究と臨床試験を必要とする。
- 早期発見と認識は、上皮様血管内皮腫患者の転帰を改善する可能性があるために重要である。
関連する概念動画
Pleural Effusion I: Introduction
4.3K
Pleural effusion is an abnormal fluid accumulation in the pleural cavity, a narrow space between the lungs and the chest wall. It is not a disease per se but rather a symptom or indication of an underlying disease. In normal circumstances, this space contains a small amount of fluid (5 to 15 mL), a lubricant facilitating the non-frictional movement of the pleural surfaces.
There are two main types of pleural effusion: transudative and exudative. They are differentiated using Light's...
There are two main types of pleural effusion: transudative and exudative. They are differentiated using Light's...
4.3K
Pleural Disorders: Types and Brief Description
699
The pleura is a vital part of the respiratory system. It's a double-layered membrane surrounding the lungs and lining the chest cavity. The two layers of the pleura are:
699
Pleural Effusion II: Symptoms and Management
762
Pleural Effusion Overview
A pleural effusion is the abnormal collection of fluid between the parietal and visceral pleura layers of tissue that form the lining of the lungs and chest cavity. It can occur independently or due to surrounding parenchymal diseases, such as infection, malignancy, or inflammatory conditions.
Clinical Manifestations:
A pleural effusion is the abnormal collection of fluid between the parietal and visceral pleura layers of tissue that form the lining of the lungs and chest cavity. It can occur independently or due to surrounding parenchymal diseases, such as infection, malignancy, or inflammatory conditions.
Clinical Manifestations:
762
Inflammatory Bowel Disease II: Crohn's Disease
1.1K
Introduction
Inflammatory bowel disease, commonly known as IBD, refers to a collection of disorders that lead to persistent inflammation of the gastrointestinal tract. The two types of IBD are ulcerative colitis, which impacts the colon, and Crohn's disease, which can involve any part of the gastrointestinal segment.
Crohn's disease
Crohn's disease is a chronic, systemic inflammatory bowel disease (IBD) that predominantly affects the gastrointestinal tract. It is marked by...
Inflammatory bowel disease, commonly known as IBD, refers to a collection of disorders that lead to persistent inflammation of the gastrointestinal tract. The two types of IBD are ulcerative colitis, which impacts the colon, and Crohn's disease, which can involve any part of the gastrointestinal segment.
Crohn's disease
Crohn's disease is a chronic, systemic inflammatory bowel disease (IBD) that predominantly affects the gastrointestinal tract. It is marked by...
1.1K
Immunodeficiency Diseases
2.4K
Immunodeficiency disorders are conditions in which the immune system's ability to fight infectious disease and cancer is compromised or entirely absent. The immune system comprises a complex network of cells, tissues, and organs that work together to protect the body from potentially harmful invaders. When this system is deficient or not functioning properly, it leaves the body susceptible to infections, diseases, or other complications.
There are three main causes of immunodeficiency...
There are three main causes of immunodeficiency...
2.4K
Parkinson's Disease: Treatment
1.2K
Neurodegenerative disorders, such as Parkinson's Disease (PD), involve the gradual and irreversible destruction of neurons in particular brain areas. These disorders exhibit standard features like proteinopathies, selective vulnerability of some neurons, and an interaction of intrinsic properties, genetics, and environmental influences in neural injury.
Parkinson's Disease is primarily a result of the loss of dopaminergic neurons in the substantia nigra pars compacta. The cornerstone of...
Parkinson's Disease is primarily a result of the loss of dopaminergic neurons in the substantia nigra pars compacta. The cornerstone of...
1.2K

