基线C-反应蛋白作为加密球菌脑膜炎的危险因素和艾滋病毒相关的加密球菌抗原病与CrAg Titer作为效果修饰剂的死亡
Caleb P Skipper1,2, Paul Kirumira1, Biyue Dai3
1Infectious Diseases Institute, College of Health Sciences, Makerere University, Kampala, Uganda.
Open forum infectious diseases
|August 1, 2024
概括
升高的C-反应蛋白 (CRP) 增加了菌脑膜炎或死亡的风险,HIV阳性个体与菌抗原血症,特别是那些较低的抗原标位. 这一发现凸显了CRP在预测这一弱势群体的结果方面的重要性.
科学领域:
- 传染性疾病 传染性疾病
- 免疫学 免疫学 免疫学
- 公共卫生 公共卫生
背景情况:
- 患有艾滋病毒和加密球菌抗原血症的人面临加密球菌脑膜炎或死亡的高风险.
- 基线C-反应蛋白 (CRP) 的升高与艾滋病毒相关的加密球菌脑膜炎的死亡率有关.
- 对于加密球菌抗原血症不良结果的其他风险因素还不清楚.
研究的目的:
- 调查C-反应蛋白 (CRP) 水平与患有艾滋病毒和密码球菌抗原血症的人患脑膜炎或死亡风险之间的关联.
- 探索CRP度和加密球菌抗原 (CrAg) 标位之间的潜在相互作用,以预测结果.
主要方法:
- 血CrAg标位和CRP度测量来自预先注册的具有加密球菌抗原血症的HIV阳性个体的冷保存血清.
- 时间到事件分析被用来比较24周无脑膜炎存活率在正常 (<8毫克/升) 和升高 (≥8毫克/升) CRP水平的组之间.
- 逻辑回归评估了CRP度和CrAg标位之间的相互作用.
主要成果:
- 与正常CRP (9.1%) 相比,高CRP个体的脑膜炎或死亡率 (20.2%) 显著更高.
- 在低CrAg标位 (<1:160) 的参与者中,高CRP与脑膜炎或死亡风险大幅增加有关 (20%与5%相比).
- 观察到一种显著的相互作用:高CRP在低CrAg标位组中增加了风险,但在高CrAg标位组中没有.
结论:
- C-反应蛋白 (CRP) 是HIV和密码球菌抗原血症患者脑膜炎或死亡的独立预测因子.
- CRP的预测值受到基线加密球菌抗原 (CrAg) 标位的修改.
- 未来的研究应该考虑CrAg标位和CRP之间的相互作用,以管理艾滋病毒感染个体的加密球菌抗原血症.
相关概念视频
01:29Pulmonary Tuberculosis I
228
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...
228
01:19Blood Studies for Cardiovascular System II: CRP, Hcy, and Cardiac Natriuretic Peptide Markers
69
Cardiac biomarkers are critical in diagnosing, prognosing, and managing cardiovascular diseases. Routine measurement of specific biomarkers such as B-type natriuretic peptide (BNP), C-reactive protein (CRP), and homocysteine (Hcy) is common practice in clinical settings to evaluate heart function and predict cardiovascular events.
These markers indicate stress or strain on the heart muscle:
Natriuretic Peptides (BNP)
Cardiac myocytes produce these hormones in response to ventricular stretching...
These markers indicate stress or strain on the heart muscle:
Natriuretic Peptides (BNP)
Cardiac myocytes produce these hormones in response to ventricular stretching...
69
01:30Pneumonia III: Complications and Assessment
194
Pneumonia poses the potential for numerous complications that warrant consideration. These complications include the following:
194