概括
血合物透压的降低,而不仅仅是填充压力,可以在低血压患者中引起肺. 结晶体液注入可能会通过降低体透压来增加这种风险.
科学领域:
- 心脏病学 心脏病学
- 肺部医学 肺部医学
- 关键护理医学 关键护理医学
背景情况:
- 肺水腫是一種嚴重的病情,通常與流體管理有關.
- 了解心脏填充压力和血瘤压力之间的相互作用对于患者的治疗结果至关重要.
研究的目的:
- 为了研究左心室填充压力,血合物透压力和低血压患者肺水腫的发展之间的关系.
- 在液体复苏过程中识别肺的危险因素.
主要方法:
- 检查了37名低血压患者,监测左心室填充压力和血 colloid 透压力.
- 根据肺水腫的发展和液体的管理 (结合体与晶体体) 来分类患者.
- 评估了罗塞米德对肺水腫和血合体透压的影响.
主要成果:
- 在16名患者中,在输液过程中发生了肺.
- 没有的患者有正常或略高的左心室填充压力和正常的体透压.
- 胀发生在填充压力升高和体透压力正常 (n=5) 的患者中,以及在填充压力正常但体透压力显著降低 (n=11) 的患者中,通常发生在晶体体输液后.
结论:
- 血合物透压的降低是肺水腫的重要危险因素,即使在正常的左心室填充压力下,肺水腫患者也是如此.
- 通过降低等离子体合体透压力,侵略性结晶体液的施用可能是危险的,可能导致肺.
- 在风险人群中,在液体复苏过程中,监测和维持血 koloid 透压是至关重要的.
更多相关视频
08:59Method of Isolated Ex Vivo Lung Perfusion in a Rat Model: Lessons Learned from Developing a Rat EVLP Program
Published on: February 25, 2015
09:47Exploring Alternative Perfusion Solutions Using Next-Generation Polymerized Hemoglobin-Based Oxygen Carriers in a Model of Rat Ex Vivo Lung Perfusion
Published on: June 14, 2024
相关概念视频
Respiration and Gaseous Exchange
The intricate interplay between the cardiovascular and respiratory systems is crucial for efficiently transporting respiratory gases throughout the body. Let us explore the cardiovascular system's multifaceted functions, emphasizing its pivotal role in gas exchange.
Respiration involves the exchange of gases, especially oxygen (O2) and carbon dioxide (CO2), between the alveoli and body cells, a process facilitated by blood circulation. As a result, the cardiovascular system, which involves the...
Respiration involves the exchange of gases, especially oxygen (O2) and carbon dioxide (CO2), between the alveoli and body cells, a process facilitated by blood circulation. As a result, the cardiovascular system, which involves the...
Overview of Systemic and Pulmonary Circulation
The systemic and pulmonary circuits are crucial components of the circulatory system, working together to transport blood between the heart, lungs, and the rest of the body. The process begins with pulmonary circulation, where deoxygenated blood is pumped from the right ventricle to the lungs via the pulmonary trunk and arteries. Upon reaching the lungs, the blood becomes oxygenated and returns to the heart, specifically to the left atrium, via the pulmonary veins.
The oxygenated blood is sent...
The oxygenated blood is sent...
Overview of Pulmonary Circulation
The pulmonary circulation is a vital system in our body that acts as a bridge between the respiratory and cardiovascular systems. It serves as a transport network for deoxygenated blood from the heart to the lungs and then returns oxygen-rich blood back to the heart.
The process begins with the right ventricle of the heart pumping deoxygenated blood into the pulmonary trunk. This large vessel extends about 5 centimeters before splitting into the left and right pulmonary arteries. These arteries...
The process begins with the right ventricle of the heart pumping deoxygenated blood into the pulmonary trunk. This large vessel extends about 5 centimeters before splitting into the left and right pulmonary arteries. These arteries...
Gross Anatomy of the Lungs
The lungs are a pair of vital organs connected to the trachea via the left and right bronchi. The base of these organs meets the dome-shaped muscle known as the diaphragm. Encased by the pleurae, the lungs contact the mediastinum. The right lung is shorter yet wider, and has a larger volume than the left lung. The left lung has an indentation known as the cardiac notch. The superior region of the lungs is referred to as the apex, whereas the base is the lower region near the diaphragm. The...
Pulmonary Embolism I: Introduction
Pulmonary embolism (PE) occurs when a thrombus, fat or air embolus, amniotic fluid, or tumor tissue blocks one or more pulmonary arteries. These blockages originate in the venous system or the right side of the heart.EtiologyPE primarily arises from deep vein thrombosis (DVT) and other hypercoagulable states, such as inherited thrombophilias. Additional etiological factors include venous stasis, commonly seen in obesity, and endothelial injury from surgery and trauma. Less common causes include...
Pulmonary Edema II: Pathophysiology
Pulmonary edema is the accumulation of fluid in the interstitial and alveolar spaces of the lungs, impairing gas exchange and oxygen delivery. It may be cardiogenic or noncardiogenic, but both reduce oxygenation and lung compliance.Cardiogenic Pulmonary EdemaCardiogenic edema results from increased hydrostatic pressure in pulmonary capillaries, usually due to left ventricular dysfunction from myocardial infarction, heart failure, or valvular disease. Ineffective cardiac pumping causes blood to...
