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相关概念视频

Pleural Effusion I: Introduction01:25

Pleural Effusion I: Introduction

3.8K
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...
3.8K
Pleural Effusion II: Symptoms and Management01:28

Pleural Effusion II: Symptoms and Management

604
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:
604
Respiratory System Abnormal Finding II: Palpation and Auscultation01:31

Respiratory System Abnormal Finding II: Palpation and Auscultation

1.3K
In assessing respiratory abnormalities, palpation and auscultation are critical tools for detecting and interpreting various pathophysiological changes. These techniques provide insight into underlying disorders by evaluating tactile sensations and sounds produced by the respiratory system.
Palpation Findings
During a respiratory assessment, palpation can reveal several vital abnormalities:
1.3K
Physical Assessment of the Respiratory Tract II: Palpation01:24

Physical Assessment of the Respiratory Tract II: Palpation

1.6K
Physical assessment of the respiratory tract is critical in identifying potential health issues. One key component of this assessment is palpation, a technique healthcare providers use to assess the body for abnormalities. This content explores the method of palpation in evaluating the respiratory tract, focusing on thoracic palpation and tactile fremitus.
Thoracic Palpation
Thoracic palpation detects tenderness, masses, lesions, respiratory excursions, and vocal fremitus. The nurse assesses...
1.6K
Imaging Studies for Cardiovascular System II:Types of Echocardiography01:20

Imaging Studies for Cardiovascular System II:Types of Echocardiography

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Echocardiography plays a role in assessing cardiac health and detecting heart conditions, with various types providing critical insights for diagnosis and treatment.
Types of Echocardiography
Transthoracic Echocardiography (TTE)
TTE is the most common type of echocardiogram which involves placing a transducer on the patient's chest, emitting sound waves to create heart images. TTE is invaluable for evaluating the heart's size, structure, and motion, making it particularly useful for...
602

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相关实验视频

Updated: Jan 8, 2026

Point-of-Care Lung Ultrasound in Adults: Image Acquisition
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Point-of-Care Lung Ultrasound in Adults: Image Acquisition

Published on: March 3, 2023

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Pleural 液体的定量声源性,用于区分透射性和排泄性 Pleural 溢出.

Alaa A El-Dakkak1, Mona El-Hoshy1, Maged Hassan1

  • 1Pulmonology Department, Faculty of Medicine, Alexandria University, Alexandria, EGY.

Cureus
|December 22, 2025
PubMed
概括

一个新的指数,体液相对回声性 (PFRE),可以使用胸部超声学来区分透和透的体液. 这种非侵入性方法在区分溢出类型方面表现出适度的准确性.

科学领域:

  • 医疗成像医学成像
  • 诊断性的超声波检查
  • 肺部病理学 肺部病理学

背景情况:

  • 胸部超声波 (TUS) 比胸部X射线更敏感,用于识别多液.
  • 对患者管理来说,区分透汗和排汗的过程至关重要.
  • 目前的方法依赖于侵入性手术或不那么敏感的成像技术.

研究的目的:

  • 为了评估一种新型指标 - - 体液相对回声性 (PFRE) 的有效性,在非侵入性地将排泄物与转化物区分开来.
  • 评估使用TUS. evaluate的多叶膜溢出回声效应的定量估计.
  • 将PFRE与生物化学标记物和Light的标准进行比较.

主要方法:

  • 招募了140名患有多发性溢血的患者.
  • 分析了TUS图像,以使用新型指数 (PFRE) 来量化回声性,比较肺液与肝脏回声性.
  • 根据Light的标准,PFRE的预测能力得到了评估.

主要成果:

  • PFRE在体 (中位数0.26) 和体 (中位数0.55) (p<0.001) 之间显著不同.
  • PFRE与输出蛋白质呈正相关性,与葡萄糖水平呈负相关性.
  • 对于PFRE,曲线下的面积 (AUC) 为0.77,截止值为≤0.236,表现出47.73%的敏感性和90.62%的特异性.
关键词:
标志性 标志性 标志性 标志性排泄物是排泄出来的胸腔溢出 胸腔溢出 胸腔溢出 胸腔溢出胸部超声波 - 胸部超声波转化成Sudates的情况

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A Pleural Effusion Model in Rats by Intratracheal Instillation of Polyacrylate/Nanosilica
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The Application of Point-of-Care Ultrasonography (POCUS) in the Management of Acute Respiratory Distress Syndrome (ARDS) in the Intensive Care Unit
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结论:

  • 胸腔液相对回声性 (PFRE) 提供了一种非侵入性方法来区分透和透的胸腔液.
  • 基于TUS的PFRE指数在区分溢出类型方面表现出中等的准确性.
  • 这种定量方法可能有助于对多叶流液的临床决策.