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Nikhil Prasad  Fact checked by:Thailand Medical News Team Oct 23, 2023  3 months, 4 weeks, 2 days, 6 hours, 21 minutes ago

COVID-19 News: Study Of Carotid-Femoral Pulse Wave Velocity Shows That SARS-CoV-2 Infections Causes Arterial Stiffness!

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COVID-19 News: Study Of Carotid-Femoral Pulse Wave Velocity Shows That SARS-CoV-2 Infections Causes Arterial Stiffness!
Nikhil Prasad  Fact checked by:Thailand Medical News Team Oct 23, 2023  3 months, 4 weeks, 2 days, 6 hours, 21 minutes ago
COVID-19 News: The COVID-19 pandemic, caused by the SARS-CoV-2 virus, has ushered in an era of uncertainty and challenge in the realm of global health. The disease presents itself as a complex multisystemic illness, capable of not only causing acute health complications but also leaving a trail of long-term effects in its wake. This COVID-19 News report delves into the profound implications of COVID-19 on cardiovascular health, with a particular focus on arterial stiffness and the measurement of carotid-femoral pulse wave velocity (cfPWV). We will examine a systematic review and meta-analysis that investigates the relationship between COVID-19 infection and arterial stiffness, shedding light on the potential consequences and the need for further research in this domain.


 
Understanding COVID-19 and Its Impact
COVID-19, the disease caused by the novel coronavirus, is known to be a complex illness that affects multiple systems in the human body. While respiratory symptoms initially dominated the clinical presentation, it has become increasingly evident that COVID-19 is not solely a respiratory condition. Instead, it exhibits multisystemic effects, affecting the cardiovascular system, the central nervous system, and other vital organs.
 
The association between COVID-19 and cardiovascular complications is of particular concern. Patients with pre-existing cardiovascular conditions are at a higher risk of experiencing severe outcomes following COVID-19 infection. Moreover, the virus itself can directly or indirectly lead to significant cardiovascular complications that persist long after the patient recovers. These long-term complications are often referred to as "long COVID-19," a condition characterized by persistent symptoms that cannot be attributed to any other underlying illness. It is estimated that at least 76 million people worldwide are affected by long COVID-19, and the actual numbers may be even higher due to underreporting.
 
Cardiovascular Manifestations of COVID-19
COVID-19's cardiovascular manifestations are diverse and encompass arrhythmias, asymptomatic myocardial damage, congestive heart failure, and thromboembolic events. These complications can result from the virus's direct cytotoxic effects and the subsequent systemic inflammatory cytokine storm. A critical factor in COVID-19 pathophysiology is endothelial dysfunction, which plays a pivotal role in the virus's effects on the cardiovascular system.
 
Endothelial cells in blood vessels express angiotensin-converting enzyme 2 (ACE2) receptors, which serve as entry points for the SARS-CoV-2 virus. Infected endothelial cells produce cytokines, promoting inflammation and thrombosis. The resulting vasculitis can affect various parts of the body, contributing to the multiorgan failure observed in severe COVID-19 cases. The virus's impact on endothelial function and arterial stiffness may extend well beyond the acute phase of the disease, potentially becoming a long-term cardiovascular consequence.
 
Arterial Stiffness: A Key Indicator
Arterial stiffness is a critical parameter that reflects the age of the vascular system and the overall health of the cardiovascular system. It serves as an integrated biomarker that accumulates the effects of genetic and environmental factors, as well as established cardiovascular risk factors. Numerous studies have established a strong correlation between arterial stiffness, as measured by pulse wave velocity (PWV), and an increased risk of cardiovascular disease. Importantly, this correlation holds even when traditional cardiovascular risk factors are accounted for.
 
Pulse wave velocity (PWV), and specifically carotid-femoral pulse wave velocity (cfPWV), has emerged as the gold standard for assessing arterial stiffness. The progressive stiffening of arteries adversely affects their ability to adapt to changes in blood pressure, which, in turn, can contribute to heart failure. CfPWV has a high prognostic value, making it a valuable tool not only for predicting cardiovascular events but also for assessing the risk of all-cause mortality.
 
The Research Question
This study's primary objective is to investigate the impact of COVID-19 on carotid-femoral pulse wave velocity (cfPWV). By assessing arterial stiffness using cfPWV, the research aims to shed light on the complications of COVID-19 on the cardiovascular system, particularly in terms of arterial stiffness and associated cardiovascular complications.
 
Systematic Review and Meta-Analysis
The researchers conducted a systematic review and meta-analysis to examine the relationship between COVID-19 infection and cfPWV. They searched for relevant studies in databases such as PubMed, Web of Science, Embase, and the Cochrane Library. The study protocol was registered in PROSPERO, and the quality of the included studies was assessed using the Newcastle–Ottawa Quality Scale. Ultimately, nine studies were identified that reported cfPWV measurements in COVID-19 patients and control groups.
 
Key Findings
The pooled analysis of the nine studies revealed a significant increase in cfPWV in COVID-19 patients compared to control groups. Specifically, the cfPWV in COVID-19 patients was 9.5 ± 3.7, while it was 8.2 ± 2.2 in the control groups. This difference amounted to a mean difference (MD) of 1.32, with a 95% confidence interval of 0.38–2.26 and a p-value of 0.006. These findings suggest a strong association between COVID-19 infection and increased arterial stiffness, indicating a potential link between the virus and cardiovascular complications.
 
Discussion of the Findings
The results of this meta-analysis underscore the significant impact of COVID-19 on arterial stiffness, as measured by cfPWV. However, it's important to note that one study did not observe a correlation between cfPWV and COVID-19 infection, while another found a positive but statistically insignificant correlation. Nevertheless, the majority of the analyzed studies demonstrated a clear link between COVID-19 infection and increased cfPWV, emphasizing the role of the virus in raising arterial stiffness.
 
Arterial stiffness is influenced by various factors, including endothelial dysfunction, inflammation, oxidative stress, extracellular matrix turnover, and smooth muscle tone regulation. SARS-CoV-2 targets endothelial cells by binding to ACE2 receptors, resulting in decreased ACE2 receptor availability and endothelial dysfunction. This dysfunction is further exacerbated by the systemic inflammatory response, which leads to the activation of platelets and the release of leukocytes into circulation. Uncontrolled inflammation can stimulate arterial remodeling or reduce vascular responsiveness. Moreover, the deficiency of nitric oxide (NO) in COVID-19 patients can exacerbate endothelial dysfunction, leading to increased arterial stiffness and oxidative stress. These mechanisms contribute to arterial stiffness and increase the risk of cardiovascular complications.
 
Implications and Future Directions
The findings of this research have several clinical implications. Identifying individuals with increased arterial stiffness due to COVID-19 infection is crucial, as it allows for early medical interventions, including aggressive blood pressure management, optimization of medication regimens, and lifestyle changes. These interventions can potentially mitigate the adverse cardiovascular effects of COVID-19 and improve patient outcomes. Additionally, longitudinal monitoring of cfPWV in hospitalized COVID-19 patients can provide valuable insights into the progression of arterial stiffness over time, enabling healthcare professionals to implement personalized treatment strategies and evaluate their effectiveness.
 
However, this study does have limitations. The available research on the connection between cfPWV and COVID-19 remains limited in terms of the number of studies and participant numbers. Furthermore, the observation window is short, covering the period between 2021 and 2023. Therefore, more research is needed to provide a comprehensive understanding of the relationship between COVID-19 infection, arterial stiffness, and subsequent cardiovascular events.
 
Conclusion
The impact of COVID-19 on arterial stiffness, as assessed by carotid-femoral pulse wave velocity (cfPWV), is a significant concern with far-reaching implications. This systematic review and meta-analysis demonstrate a strong association between COVID-19 infection and an increase in cfPWV, indicating a potential link between the virus and elevated arterial stiffness. Arterial stiffness is a well-established marker of cardiovascular risk, making these findings particularly relevant for risk assessment and intervention in COVID-19 patients.
 
Early identification of patients with increased arterial stiffness allows for timely and targeted medical interventions to mitigate cardiovascular risks. These interventions can include blood pressure management, medication optimization, and lifestyle changes. Longitudinal monitoring of cfPWV can provide valuable insights into the progression of arterial stiffness over time, enabling healthcare professionals to tailor treatment strategies and assess their effectiveness.
 
While this research offers valuable insights, it is essential to acknowledge its limitations, including the limited number of studies and the relatively short observation period. Further research is needed to provide a more comprehensive understanding of the connection between COVID-19 infection, arterial stiffness, and subsequent cardiovascular events. As the world continues to grapple with the ongoing challenges of the COVID-19 pandemic, understanding its impact on arterial health remains a critical area of investigation.
 
The study findings were published in the peer reviewed Journal of Clinical Medicine.
https://www.mdpi.com/2077-0383/12/17/5747
 
For the latest COVID-19 News, keep on logging to Thailand medical News.
 
Read Also:
https://www.thailandmedical.news/news/long-covid-news-many-with-long-covid-especially-females-will-manifest-aortic-and-arterial-stiffness-and-also-diastolic-dysfunction
 

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