在"后COVID"中CT发现:急性肺炎的残留物或"后COVID-ILD"?
Stefanie Meiler1, Florian Poschenrieder2, Arno Mohr3
1a:1:{s:5:"en_US";s:30:"University Hospital Regensburg";}. stefanie.meiler@ukr.de.
概括
患有后COVID综合征的患者的肺部CT发现通常代表急性肺炎的残留变化,而不是新的间歇性肺病 (ILD). 这些异常显示出长时间的愈合,而不是疾病的积极进展.
科学领域:
- 放射学 放射学是一门学科.
- 肺部病理学 肺部病理学
- 传染性疾病 传染性疾病
背景情况:
- 后COVID综合征可以表现为持续的肺部症状.
- 区分残留性肺炎和新的间歇性肺病 (ILD) 对于患者管理至关重要.
研究的目的:
- 评估COVID后综合征中CT发现是否是急性肺炎的残留物或表明SARS-CoV-2-诱导的ILD.
- 分析CT扫描中的肺部异常随着时间推移的演变.
主要方法:
- 分析了急性阶段的胸部CT扫描和症状出现后至少80天的CT扫描.
- 放射科医生评估了14个CT特征,分布和化程度.
- 使用nnU-Net量化病变体积和密度随时间推移的自动细分.
主要成果:
- 97%的慢性期CT病变是急性期肺病变的残留物.
- CT异常在位置上保持稳定,但随着时间的推移,其范围和密度下降.
- 没有发现后COVID间歇性肺病的证据.
结论:
- 慢性后COVID综合征中的CT异常可能是急性肺炎延长治愈的残留物.
- 这项研究不支持基于CT发现的独特COVID后ILD假设.
更多相关视频
相关概念视频
Pneumonia II: Pathophysiology
362
The pathophysiology of pneumonia involves the following steps:
362
Pneumonia III: Complications and Assessment
278
Pneumonia poses the potential for numerous complications that warrant consideration. These complications include the following:
278
Chronic Obstructive Pulmonary Disease-IV: Assessement and Diagnostic Studies
2.5K
Assessing and diagnosing Chronic Obstructive Pulmonary Disease (COPD) involves a detailed approach that includes a comprehensive review of medical history, physical examination, and a variety of diagnostic tests. This thorough evaluation is essential to ensure an accurate diagnosis and guide effective management strategies.
Medical History
Medical History
2.5K
Acute Respiratory Failure-II
285
Type I Respiratory Failure, or hypoxemic respiratory failure, occurs when the partial pressure of oxygen (PaO2) in arterial blood falls below 60 mmHg while breathing room air without a corresponding increase in arterial carbon dioxide levels (PaCO2). This condition highlights a significant impairment in the lungs' capacity to oxygenate the blood.
The underlying physiological abnormalities that contribute to hypoxemic respiratory failure include:
The underlying physiological abnormalities that contribute to hypoxemic respiratory failure include:
285
Acute Respiratory Failure-III
232
Hypercapnic respiratory failure, also known as Type 2 or ventilatory respiratory failure, is a severe condition characterized by the body's inability to effectively remove carbon dioxide (CO2) from the bloodstream. It leads to an arterial CO2 pressure (PaCO2) exceeding 45 mmHg and a blood pH above 7.35. This situation indicates that the body's ventilatory demand, or the ventilation needed to maintain normal PaCO2 levels, surpasses its supply or the maximum gas flow achievable without...
232
Assessment of Respiration
1.2K
The respiratory system's basic structures and primary functions lay the foundation for nurses' comprehensive respiratory assessments. This assessment includes subjective and objective data to gauge the patient's respiratory health.
Subjective Assessment: Nurses interview the patient to gather information directly during the subjective assessment. It includes questions about the individual's medical history, medications, and symptoms, focusing on past respiratory conditions like...
Subjective Assessment: Nurses interview the patient to gather information directly during the subjective assessment. It includes questions about the individual's medical history, medications, and symptoms, focusing on past respiratory conditions like...
1.2K


