在免疫能力强的宿主中肺部真菌感染
Anthony Lieu1, Jordan K Mah2, Donald C Vinh3
1Division of Infectious Diseases, Department of Medicine, University of British Columbia, Vancouver, Canada.
Chest
|January 16, 2026
概括
由于环境和医疗因素,肺部真菌感染在免疫能力较强的人群中正在增加. 早期诊断需要高度怀疑和综合测试,因为非侵入性生物标志物具有局限性.
科学领域:
- 肺部病理学 肺部病理学
- 菌类学 菌类学是指菌类学.
- 传染性疾病 传染性疾病
背景情况:
- 肺部真菌感染越来越多地出现在免疫能力强的个体中,由气候变化,后病毒综合征和重症监护实践驱动.
- 虽然免疫能力强的宿主通常会对抗真菌感染,但严重的疾病可能会随着肺部异常,临时免疫问题或过敏而发生.
研究的目的:
- 突出在免疫能力强的宿主中诊断肺部真菌感染的挑战.
- 强调需要采用综合方法,整合风险因素和诊断工具.
主要方法:
- 审查目前对免疫能力强的个体肺部真菌感染的理解.
- 对血清银河曼南和 (1-3) -β-D-Glucan.等生物标志物的诊断挑战和局限性的分析.
- 讨论侵入性采样的必要性和传统测试的局限性.
主要成果:
- 由于缺乏传统的危险因素,低临床怀疑通常伴随着免疫能力强的主体的真菌感染.
- 非特定的症状和不清楚的放射性发现使早期识别复杂化.
- 非侵入性生物标志物在这个人群中敏感性有限,往往需要侵入性采样和缓慢,不敏感的常规测试.
结论:
- 在免疫能力强的个体中,准确及时诊断肺部真菌感染需要高度的怀疑指数和适当的诊断策略.
- 综合性临床方法结合流行病学数据,新型风险因素以及对诊断测试局限性的理解,对于有效管理至关重要.
关键词:
亚斯伯吉洛症 (Aspergillosis) 是一种疾病.密码球菌病是什么?密码球菌病是什么?二形状的真菌 是一种二形状的真菌.地方性真菌 地方性真菌具有免疫能力的宿主.粘菌菌的疾病呼吸道感染 呼吸道感染更多相关视频
09:52Histological Quantification to Determine Lung Fungal Burden in Experimental Aspergillosis
Published on: March 9, 2018
11.0K
06:43Studying Microbial Communities In Vivo: A Model of Host-mediated Interaction Between Candida Albicans and Pseudomonas Aeruginosa in the Airways
Published on: January 13, 2016
9.3K
相关概念视频
Pneumonia I: Introduction
734
Pneumonia is an acute respiratory infection that targets the lungs, specifically the alveoli. These tiny air sacs, essential for oxygen exchange, become engorged with pus and fluid, severely hindering breathing, decreasing oxygen absorption, and causing significant pain and discomfort during respiration.
Risk Factors
Various factors influence the likelihood of developing pneumonia. Age plays a crucial role, with infants, children under two, and individuals over 65 at increased risk due to their...
Risk Factors
Various factors influence the likelihood of developing pneumonia. Age plays a crucial role, with infants, children under two, and individuals over 65 at increased risk due to their...
734
Pulmonary Tuberculosis I
844
Tuberculosis, often called TB, is a contagious illness primarily caused by Mycobacterium tuberculosis. It mainly affects the lung parenchyma but can also impact other body parts.
Causative Organism
The primary infectious agent causing tuberculosis is Mycobacterium tuberculosis, a slow-growing, acid-fast, aerobic rod that exhibits sensitivity to heat and ultraviolet light. Instances of Mycobacterium bovis and Mycobacterium avium contributing to the development of TB infection are rare.
Mode of...
Causative Organism
The primary infectious agent causing tuberculosis is Mycobacterium tuberculosis, a slow-growing, acid-fast, aerobic rod that exhibits sensitivity to heat and ultraviolet light. Instances of Mycobacterium bovis and Mycobacterium avium contributing to the development of TB infection are rare.
Mode of...
844
Pulmonary Tuberculosis II
1.4K
Tuberculosis, or TB, is a bacterial infectious disease caused by Mycobacterium tuberculosis. While its primary impact is on the lungs, leading to pulmonary tuberculosis, it can also affect various other organs, a condition referred to as extrapulmonary tuberculosis.
Here is a detailed explanation of its pathophysiology:
Transmission: The process begins when a person inhales droplet nuclei containing M. tuberculosis. These are typically released into the air when an individual with pulmonary or...
Here is a detailed explanation of its pathophysiology:
Transmission: The process begins when a person inhales droplet nuclei containing M. tuberculosis. These are typically released into the air when an individual with pulmonary or...
1.4K
Fungal Phylum Microsporidia
437
Microsporidia are a group of obligate intracellular fungi that were initially classified as protists but were later reclassified based on phylogenetic, molecular, and structural evidence linking them to the Chytridiomycota. These unicellular, non-motile organisms are highly specialized parasites that infect a wide range of animal hosts, including humans. They have evolved extensive genomic and metabolic reductions, making them highly dependent on their hosts for survival.Morphology and Genomic...
437
Other Pulmonary Disorders
1.5K
Respiratory disorders encompass a range of conditions with varying levels of severity. Asthma, marked by chronic airway inflammation and hypersensitivity, is one such condition. It can lead to airway obstruction due to factors like bronchial spasms, mucosal edema, increased mucus secretion, or epithelial damage. Asthma triggers are diverse, ranging from allergens to emotional upset, and treatment focuses on both immediate relief through bronchodilators and long-term inflammation suppression.
1.5K
Fungal Group Zygomycota
1.0K
Zygomycota, previously classified as a distinct fungal group, are primarily terrestrial, saprophytic molds that play a crucial role as decomposers. Recent phylogenetic studies have revealed that these fungi are now divided into two major clades — Mucoromycota, which includes many symbiotic species, and Zoopagomycota, which primarily consists of parasitic and pathogenic fungi. These groups exhibit distinct ecological roles and reproductive strategies while sharing key structural and...
1.0K
