Frontiers in Medicine最新文献

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Applications of optical coherence tomography angiography in glaucoma: current status and future directions. 光学相干断层血管造影在青光眼中的应用:现状与未来方向。
IF 3.1 3区 医学
Frontiers in Medicine Pub Date : 2024-09-19 eCollection Date: 2024-01-01 DOI: 10.3389/fmed.2024.1428850
Ruyue Shen, Leo Ka Yu Chan, Amber Cheuk Wing Yip, Poemen P Chan
{"title":"Applications of optical coherence tomography angiography in glaucoma: current status and future directions.","authors":"Ruyue Shen, Leo Ka Yu Chan, Amber Cheuk Wing Yip, Poemen P Chan","doi":"10.3389/fmed.2024.1428850","DOIUrl":"10.3389/fmed.2024.1428850","url":null,"abstract":"<p><p>Glaucoma is a leading cause of irreversible blindness worldwide, with its pathophysiology remaining inadequately understood. Among the various proposed theories, the vascular theory, suggesting a crucial role of retinal vasculature deterioration in glaucoma onset and progression, has gained significant attention. Traditional imaging techniques, such as fundus fluorescein angiography, are limited by their invasive nature, time consumption, and qualitative output, which restrict their efficacy in detailed retinal vessel examination. Optical coherence tomography angiography (OCTA) emerges as a revolutionary imaging modality, offering non-invasive, detailed visualization of the retinal and optic nerve head microvasculature, thereby marking a significant advancement in glaucoma diagnostics and management. Since its introduction, OCTA has been extensively utilized for retinal vasculature imaging, underscoring its potential to enhance our understanding of glaucoma's pathophysiology, improving diagnosis, and monitoring disease progression. This review aims to summarize the current knowledge regarding the role of OCTA in glaucoma, particularly its potential applications in diagnosing, monitoring, and understanding the pathophysiology of the disease. Parameters pertinent to glaucoma will be elucidated to illustrate the utility of OCTA as a tool to guide glaucoma management.</p>","PeriodicalId":12488,"journal":{"name":"Frontiers in Medicine","volume":null,"pages":null},"PeriodicalIF":3.1,"publicationDate":"2024-09-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11446750/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142371523","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
GWAS and polygenic risk score of severe COVID-19 in Eastern Europe. 东欧严重 COVID-19 的基因组分析和多基因风险评分。
IF 3.1 3区 医学
Frontiers in Medicine Pub Date : 2024-09-19 eCollection Date: 2024-01-01 DOI: 10.3389/fmed.2024.1409714
Elena Kovalenko, Layal Shaheen, Ekaterina Vergasova, Alexey Kamelin, Valerya Rubinova, Dmitry Kharitonov, Anna Kim, Nikolay Plotnikov, Artem Elmuratov, Natalia Borovkova, Maya Storozheva, Sergey Solonin, Irina Gilyazova, Petr Mironov, Elza Khusnutdinova, Sergey Petrikov, Anna Ilinskaya, Valery Ilinsky, Alexander Rakitko
{"title":"GWAS and polygenic risk score of severe COVID-19 in Eastern Europe.","authors":"Elena Kovalenko, Layal Shaheen, Ekaterina Vergasova, Alexey Kamelin, Valerya Rubinova, Dmitry Kharitonov, Anna Kim, Nikolay Plotnikov, Artem Elmuratov, Natalia Borovkova, Maya Storozheva, Sergey Solonin, Irina Gilyazova, Petr Mironov, Elza Khusnutdinova, Sergey Petrikov, Anna Ilinskaya, Valery Ilinsky, Alexander Rakitko","doi":"10.3389/fmed.2024.1409714","DOIUrl":"10.3389/fmed.2024.1409714","url":null,"abstract":"<p><strong>Background: </strong>COVID-19 disease has infected more than 772 million people, leading to 7 million deaths. Although the severe course of COVID-19 can be prevented using appropriate treatments, effective interventions require a thorough research of the genetic factors involved in its pathogenesis.</p><p><strong>Methods: </strong>We conducted a genome-wide association study (GWAS) on 7,124 individuals (comprising 6,400 controls who had mild to moderate COVID-19 and 724 cases with severe COVID-19). The inclusion criteria were acute respiratory distress syndrome (ARDS), acute respiratory failure (ARF) requiring respiratory support, or CT scans indicative of severe COVID-19 infection without any competing diseases. We also developed a polygenic risk score (PRS) model to identify individuals at high risk.</p><p><strong>Results: </strong>We identified two genome-wide significant loci (<i>P</i>-value <5 × 10<sup>-8</sup>) and one locus with approximately genome-wide significance (<i>P</i>-value = 5.92 × 10<sup>-8</sup>-6.15 × 10<sup>-8</sup>). The most genome-wide significant variants were located in the <i>leucine zipper transcription factor like 1</i> (<i>LZTFL1</i>) gene, which has been highlighted in several previous GWAS studies. Our PRS model results indicated that individuals in the top 10% group of the PRS had twice the risk of severe course of the disease compared to those at median risk [odds ratio = 2.18 (1.66, 2.86), <i>P</i>-value = 8.9 × 10<sup>-9</sup>].</p><p><strong>Conclusion: </strong>We conducted one of the largest studies to date on the genetics of severe COVID-19 in an Eastern European cohort. Our results are consistent with previous research and will guide further epidemiologic studies on host genetics, as well as for the development of targeted treatments.</p>","PeriodicalId":12488,"journal":{"name":"Frontiers in Medicine","volume":null,"pages":null},"PeriodicalIF":3.1,"publicationDate":"2024-09-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11446758/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142371533","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Deep learning-based multimodal image analysis predicts bone cement leakage during percutaneous kyphoplasty: protocol for model development, and validation by prospective and external datasets. 基于深度学习的多模态图像分析预测经皮椎体后凸成形术中的骨水泥渗漏:模型开发协议以及前瞻性和外部数据集的验证。
IF 3.1 3区 医学
Frontiers in Medicine Pub Date : 2024-09-19 eCollection Date: 2024-01-01 DOI: 10.3389/fmed.2024.1479187
Yu Xi, Ruiyuan Chen, Tianyi Wang, Lei Zang, Shuncheng Jiao, Tianlang Xie, Qichao Wu, Aobo Wang, Ning Fan, Shuo Yuan, Peng Du
{"title":"Deep learning-based multimodal image analysis predicts bone cement leakage during percutaneous kyphoplasty: protocol for model development, and validation by prospective and external datasets.","authors":"Yu Xi, Ruiyuan Chen, Tianyi Wang, Lei Zang, Shuncheng Jiao, Tianlang Xie, Qichao Wu, Aobo Wang, Ning Fan, Shuo Yuan, Peng Du","doi":"10.3389/fmed.2024.1479187","DOIUrl":"10.3389/fmed.2024.1479187","url":null,"abstract":"<p><strong>Background: </strong>Bone cement leakage (BCL) is one of the most prevalent complications of percutaneous kyphoplasty (PKP) for treating osteoporotic vertebral compression fracture (OVCF), which may result in severe secondary complications and poor outcomes. Previous studies employed several traditional machine learning (ML) models to predict BCL preoperatively, but effective and intelligent methods to bridge the distance between current models and real-life clinical applications remain lacking.</p><p><strong>Methods: </strong>We will develop a deep learning (DL)-based prediction model that directly analyzes preoperative computed tomography (CT) and magnetic resonance imaging (MRI) of patients with OVCF to accurately predict BCL occurrence and classification during PKP. This retrospective study includes a retrospective internal dataset for DL model training and validation, a prospective internal dataset, and a cross-center external dataset for model testing. We will evaluate not only model's predictive performance, but also its reliability by calculating its consistency with reference standards and comparing it with that of clinician prediction.</p><p><strong>Discussion: </strong>The model holds an imperative clinical significance. Clinicians can formulate more targeted treatment strategies to minimize the incidence of BCL, thereby improving clinical outcomes by preoperatively identifying patients at high risk for each BCL subtype. In particular, the model holds great potential to be extended and applied in remote areas where medical resources are relatively scarce so that more patients can benefit from quality perioperative evaluation and management strategies. Moreover, the model will efficiently promote information sharing and decision-making between clinicians and patients, thereby increasing the overall quality of healthcare services.</p>","PeriodicalId":12488,"journal":{"name":"Frontiers in Medicine","volume":null,"pages":null},"PeriodicalIF":3.1,"publicationDate":"2024-09-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11446777/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142371527","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Erratum: Assessing the credibility of a drug's effects: identification and judgment of uncertainty by the Dutch Medicines Evaluation Board. 勘误:评估药物效果的可信度:荷兰药品评估委员会对不确定性的识别和判断。
IF 3.1 3区 医学
Frontiers in Medicine Pub Date : 2024-09-19 eCollection Date: 2024-01-01 DOI: 10.3389/fmed.2024.1486408
{"title":"Erratum: Assessing the credibility of a drug's effects: identification and judgment of uncertainty by the Dutch Medicines Evaluation Board.","authors":"","doi":"10.3389/fmed.2024.1486408","DOIUrl":"https://doi.org/10.3389/fmed.2024.1486408","url":null,"abstract":"<p><p>[This corrects the article DOI: 10.3389/fmed.2024.1409259.].</p>","PeriodicalId":12488,"journal":{"name":"Frontiers in Medicine","volume":null,"pages":null},"PeriodicalIF":3.1,"publicationDate":"2024-09-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11448602/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142371531","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Comparison of ustekinumab, infliximab and combination therapy in moderately to severely active ulcerative colitis - a study protocol of a randomized, multicenter, head-to-head COMBO-UC trial. 中度至重度活动性溃疡性结肠炎患者使用乌司替尼、英夫利昔单抗和联合疗法的比较--随机、多中心、头对头 COMBO-UC 试验的研究方案。
IF 3.1 3区 医学
Frontiers in Medicine Pub Date : 2024-09-19 eCollection Date: 2024-01-01 DOI: 10.3389/fmed.2024.1458998
Renata Talar-Wojnarowska, Adam Fabisiak, Hubert Zatorski, Katarzyna Płoszka, Katarzyna Błaziak, Wojciech Fendler, Grażyna Rydzewska, Ewa Małecka-Wojciesko, Piotr Eder
{"title":"Comparison of ustekinumab, infliximab and combination therapy in moderately to severely active ulcerative colitis - a study protocol of a randomized, multicenter, head-to-head COMBO-UC trial.","authors":"Renata Talar-Wojnarowska, Adam Fabisiak, Hubert Zatorski, Katarzyna Płoszka, Katarzyna Błaziak, Wojciech Fendler, Grażyna Rydzewska, Ewa Małecka-Wojciesko, Piotr Eder","doi":"10.3389/fmed.2024.1458998","DOIUrl":"10.3389/fmed.2024.1458998","url":null,"abstract":"<p><strong>Background: </strong>Ulcerative colitis (UC) is a chronic inflammatory bowel disease with a complex etiology that affects the large intestine. Characterized by chronic, bloody diarrhea, UC can lead to severe complications, including an increased risk of colorectal cancer. Despite advancements in conservative treatment, including biologics like anti-TNF agents and ustekinumab (UST), many patients do not achieve full remission. Dual targeted therapy (DTT) combining infliximab (IFX) and UST is a promising approach to improve treatment outcomes.</p><p><strong>Methods: </strong>This prospective, randomized, multicenter, head-to-head controlled trial will evaluate the efficacy and safety of UST, IFX, and combination therapy (UST + IFX) in 172 patients with moderate to severe active UC across eight gastroenterology centers in Poland. The study includes a 14-16 week remission induction period followed by a 52-week maintenance phase. Patients will be randomly assigned to one of three treatment arms: IFX monotherapy, UST monotherapy, or IFX + UST combination therapy. Primary endpoint is clinical and endoscopic remission post-induction. Secondary endpoints include clinical response, biochemical remission, histological remission, and quality of life assessments using the Inflammatory Bowel Diseases Questionnaire and 36-Item Short Form Survey. Safety will be monitored through adverse event and serious adverse event reporting.</p><p><strong>Discussion: </strong>This trial aims to determine whether combining IFX and UST can achieve higher remission rates and better long-term outcomes compared to monotherapy. The results could provide crucial insights into the optimal use of biologic agents in UC treatment, potentially establishing DTT as a standard therapy. The study's design, including extensive follow-up and robust endpoint measures, will contribute to understanding the therapeutic potential and safety profile of this combination therapy.</p>","PeriodicalId":12488,"journal":{"name":"Frontiers in Medicine","volume":null,"pages":null},"PeriodicalIF":3.1,"publicationDate":"2024-09-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11446819/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142371526","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Recent developments in intranasal drug delivery of nanomedicines for the treatment of neuropsychiatric disorders. 纳米药物鼻内给药治疗神经精神疾病的最新进展。
IF 3.1 3区 医学
Frontiers in Medicine Pub Date : 2024-09-19 eCollection Date: 2024-01-01 DOI: 10.3389/fmed.2024.1463976
Anglina Kisku, Ambresh Nishad, Saurabh Agrawal, Rishi Paliwal, Ashok Kumar Datusalia, Gaurav Gupta, Sachin Kumar Singh, Kamal Dua, Kunjbihari Sulakhiya
{"title":"Recent developments in intranasal drug delivery of nanomedicines for the treatment of neuropsychiatric disorders.","authors":"Anglina Kisku, Ambresh Nishad, Saurabh Agrawal, Rishi Paliwal, Ashok Kumar Datusalia, Gaurav Gupta, Sachin Kumar Singh, Kamal Dua, Kunjbihari Sulakhiya","doi":"10.3389/fmed.2024.1463976","DOIUrl":"10.3389/fmed.2024.1463976","url":null,"abstract":"<p><p>Neuropsychiatric disorders are multifaceted syndromes with confounding neurological explanations. It includes anxiety, depression, autism spectrum disorder, attention deficit hyperactivity disorder, schizophrenia, Tourette's syndrome, delirium, dementia, vascular cognitive impairment, and apathy etc. Globally, these disorders occupy 15% of all diseases. As per the WHO, India has one of the largest populations of people with mental illnesses worldwide. The blood-brain barrier (BBB) makes it extremely difficult to distribute medicine to target cells in the brain tissues. However, it is possible through novel advancements in nanotechnology, molecular biology, and neurosciences. One such cutting-edge delivery method, nose-to-brain (N2B) drug delivery using nanoformulation (NF), overcomes traditional drug formulation and delivery limitations. Later offers more controlled drug release, better bioavailability, improved patient acceptance, reduced biological interference, and circumvention of BBB. When medicines are delivered via the intranasal (IN) route, they enter the nasal cavity and go to the brain via connections between the olfactory and trigeminal nerves and the nasal mucosa in N2B. Delivering phytochemical, bioactive and synthetic NF is being investigated with the N2B delivery strategy. The mucociliary clearance, enzyme degradation, and drug translocations by efflux mechanisms are significant issues associated with N2B delivery. This review article discusses the types of neuropsychiatric disorders and their treatment with plant-derived as well as synthetic drug-loaded NFs administered via the IN-delivery system. In conclusion, this review provided a comprehensive and critical overview of the IN applicability of plant-derived NFs for psychiatric disorders.</p>","PeriodicalId":12488,"journal":{"name":"Frontiers in Medicine","volume":null,"pages":null},"PeriodicalIF":3.1,"publicationDate":"2024-09-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11446881/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142371536","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Clinical profiles of older adults in French Caribbean nursing homes: a descriptive cross-sectional study 法属加勒比地区养老院老年人的临床概况:横断面描述性研究
IF 3.9 3区 医学
Frontiers in Medicine Pub Date : 2024-09-18 DOI: 10.3389/fmed.2024.1428443
Denis Boucaud-Maitre, Nadine Simo, Roxane Villeneuve, Christine Rambhojan, Nathalie Thibault, Sarah-Priscilla Joseph, Michel Bonnet, Moustapha Dramé, Larissa Vainqueur, Leila Rinaldo, Laurys Letchimy, Jean-François Dartigues, Matteo Cesari, Yves Rolland, Bruno Vellas, Hélène Amieva, Maturin Tabué-Teguo
{"title":"Clinical profiles of older adults in French Caribbean nursing homes: a descriptive cross-sectional study","authors":"Denis Boucaud-Maitre, Nadine Simo, Roxane Villeneuve, Christine Rambhojan, Nathalie Thibault, Sarah-Priscilla Joseph, Michel Bonnet, Moustapha Dramé, Larissa Vainqueur, Leila Rinaldo, Laurys Letchimy, Jean-François Dartigues, Matteo Cesari, Yves Rolland, Bruno Vellas, Hélène Amieva, Maturin Tabué-Teguo","doi":"10.3389/fmed.2024.1428443","DOIUrl":"https://doi.org/10.3389/fmed.2024.1428443","url":null,"abstract":"BackgroundNursing homes in the Caribbean are scarce and the characteristics of their residents have not been previously documented. This study aimed to describe the clinical profiles of residents living in nursing homes in Guadeloupe and Martinique (French West Indies).MethodsThis is a cross-sectional study of the baseline screening data from the KASEHPAD (Karukera Study of Ageing in nursing homes) study. Clinical characteristics and geriatric scale scores, including the Activities of Daily Living (ADL), Mini-Mental State Examination (MMSE), Mini Nutritional Assessment Short-Form (MNA-SF) and Short Physical Performance Battery (SPPB) were collected and analysed.ResultsA total of 332 older adults were recruited between September 2020 and November 2022. The mean age of the residents was 81.3 ± 10.1, with a male–female ratio of 1:1. Diabetes was reported in 28.3% of the residents, hypertension in 66.6% and heart disease in 18.4%. Dementia was diagnosed in 52.3% of the residents and 74.9% had a MMSE score ≤18. The prevalence of Parkinson’s disease was 9.0%. Additionally, 18.4% were unable to perform any basic activities of daily living (ADL score of 0). The prevalence of physical impairment (SPPB &amp;lt; 8) was 90.0%. One-quarter of the residents were classified as undernourished (MNA-SF score ≤ 7).ConclusionResidents in Caribbean nursing homes are younger than in metropolitan France, whereas they present quite similar clinical profiles. Notably, a high prevalence of diabetes, cardiovascular diseases and neurodegenerative diseases was observed. This study represents a preliminary effort to address the knowledge gap regarding the aging trajectories of older adults in the Caribbean and could guide the development of future nursing homes in these countries.","PeriodicalId":12488,"journal":{"name":"Frontiers in Medicine","volume":null,"pages":null},"PeriodicalIF":3.9,"publicationDate":"2024-09-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142266431","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Segmental vitiligo distribution follows the underlying arterial blood supply territory: a hypothesis based on anatomo-clinical, pathological and physio-pathological studies 节段型白癜风的分布与底层动脉供血区域有关:基于解剖临床、病理和物理病理学研究的假设
IF 3.9 3区 医学
Frontiers in Medicine Pub Date : 2024-09-18 DOI: 10.3389/fmed.2024.1424887
Laila Benzekri, Muriel Cario-André, Fatima Zahrae Laamrani, Yvon Gauthier
{"title":"Segmental vitiligo distribution follows the underlying arterial blood supply territory: a hypothesis based on anatomo-clinical, pathological and physio-pathological studies","authors":"Laila Benzekri, Muriel Cario-André, Fatima Zahrae Laamrani, Yvon Gauthier","doi":"10.3389/fmed.2024.1424887","DOIUrl":"https://doi.org/10.3389/fmed.2024.1424887","url":null,"abstract":"BackgroundSegmental vitiligo (SV) is a subset of vitiligo typically characterized by its unilateral distribution. The pathogenesis of SV remains unclear, and until now the two main patterns proposed for SV have lacked biological support. This calls for a new approach.ObjectivesUse data obtained from anatomo-clinical, pathological, and physio-pathological studies to formulate a new hypothesis on segmental vitiligo distribution and its pathogenesis.MethodsUsing transparent templates of local arterial blood supply, we evaluated anatomical correspondence (AC) in 140 SV lesions according to the number of SV lesions that fit within the corresponding arterial blood-supply areas. SV lesions were graded as 1 (moderate: AC &amp;lt; 50%), 2 (good: AC &amp;gt; 50%), or 3 (excellent: AC of all lesions). To support this anatomical investigation, we searched for complementary assessments according to the activity of SV lesions. Arterial and periarterial network impairment and inflammatory infiltration were histologically studied using nerve growth factor (NGF) and CD4 and CD8 monoclonal antibodies. Increased blood flow of the underlying arteries was also investigated using thermography and ultrasonography.ResultsWe recruited 140 patients with a sex ratio of 0.8 and mean age 26.13 years. Localizations: head and neck 84.28%; trunk 6.42%; upper limb 5%; genital areas 2.14%; lower limb 1.42%. The AC of each SV lesion with the underlying artery blood supply territory was rated as 72% excellent; 16% good; and 12% moderate. Histologically (40 patients), we found some periarterial network impairments. Thermal asymmetry was significantly associated with active SV (<jats:italic>p</jats:italic> &amp;lt; 0.001).ConclusionWe hypothesized that SV distribution corresponds to the underlying artery blood-supply territory.","PeriodicalId":12488,"journal":{"name":"Frontiers in Medicine","volume":null,"pages":null},"PeriodicalIF":3.9,"publicationDate":"2024-09-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142266387","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Focus on the role of calcium signaling in ferroptosis: a potential therapeutic strategy for sepsis-induced acute lung injury 聚焦钙信号在铁蛋白沉积中的作用:脓毒症诱发急性肺损伤的潜在治疗策略
IF 3.9 3区 医学
Frontiers in Medicine Pub Date : 2024-09-18 DOI: 10.3389/fmed.2024.1457882
Yifei Xu, Xintian Qu, Minghao Liang, Di Huang, Minyan Jin, Lili Sun, Xianhai Chen, Fen Liu, Zhanjun Qiu
{"title":"Focus on the role of calcium signaling in ferroptosis: a potential therapeutic strategy for sepsis-induced acute lung injury","authors":"Yifei Xu, Xintian Qu, Minghao Liang, Di Huang, Minyan Jin, Lili Sun, Xianhai Chen, Fen Liu, Zhanjun Qiu","doi":"10.3389/fmed.2024.1457882","DOIUrl":"https://doi.org/10.3389/fmed.2024.1457882","url":null,"abstract":"By engaging in redox processes, ferroptosis plays a crucial role in sepsis-induced acute lung injury (ALI). Although iron stimulates calcium signaling through the stimulation of redox-sensitive calcium pathways, the function of calcium signals in the physiological process of ferroptosis in septic ALI remains unidentified. Iron homeostasis disequilibrium in ferroptosis is frequently accompanied by aberrant calcium signaling. Intracellular calcium overflow can be a symptom of dysregulation of the cellular redox state, which is characterized by iron overload during the early phase of ferroptosis. This can lead to disruptions in calcium homeostasis and calcium signaling. The mechanisms controlling iron homeostasis and ferroptosis are reviewed here, along with their significance in sepsis-induced acute lung injury, and the potential role of calcium signaling in these processes is clarified. We propose that the development of septic acute lung injury is a combined process involving the bidirectional interaction between iron homeostasis and calcium signaling. Our goal is to raise awareness about the pathophysiology of sepsis-induced acute lung injury and investigate the relationship between these mechanisms and ferroptosis. We also aimed to develop calcium-antagonistic therapies that target ferroptosis in septic ALI and improve the quality of survival for patients suffering from acute lung injury.","PeriodicalId":12488,"journal":{"name":"Frontiers in Medicine","volume":null,"pages":null},"PeriodicalIF":3.9,"publicationDate":"2024-09-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142266391","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
The small incisions combined with interrupted buried suture blepharoplasty: flexible-rigid fixation 小切口结合间断埋线眼睑成形术:柔性-刚性固定术
IF 3.9 3区 医学
Frontiers in Medicine Pub Date : 2024-09-18 DOI: 10.3389/fmed.2024.1383937
Jingjing Cao, Lingling Yan
{"title":"The small incisions combined with interrupted buried suture blepharoplasty: flexible-rigid fixation","authors":"Jingjing Cao, Lingling Yan","doi":"10.3389/fmed.2024.1383937","DOIUrl":"https://doi.org/10.3389/fmed.2024.1383937","url":null,"abstract":"BackgroundThe traditional full incision blepharoplasty is the most commonly used in Asia. However, it has significant drawbacks like long recovery period, excessive surgical marks etc. We offer a new suture idea and combine it with interrupted suture buried blepharoplasty to improve these disadvantages.MethodsIn our procedure, the orbital septum is opened and separating the levator aponeurosis-the retro-orbital septum complex under this 3–5 millimeters small incision, a flexible-rigid fixation would be made: suture fixation was made to the tarsus-the complex-lower lip orbicularis oculi muscle. We interrupted bury the sutures in the uncut skin between the two small incisions.ResultsThis paper included 333 patients divided into small incision groups using flexible-rigid fixation (<jats:italic>n</jats:italic> = 244, 73.3%) and full incision groups using rigid fixation (<jats:italic>n</jats:italic> = 89, 26.7%). Both at 6-month and at 5-year postoperative follow-up, the satisfaction of small incision group was statistically higher than the full incision group. The overall postoperative complication rate was statistically significantly less in the small incision. The permanence was not statistically different. For Assignment of Postoperative Effort Score (PES) results, at 6 months postoperatively, the mean score was 8.29 ± 1.32 in the small incision group, 7.86 ± 1.54 in the full incision group. At 5 years postoperatively, the mean score was 7.48 ± 1.45 in the small incision group, 7.51 ± 1.73 in the full incision group. None were statistically different.ConclusionThe small incisions group achieves a higher level of patient satisfaction and more mild trauma in the surgical area, has a low complication rate, and a decent degree of durability.","PeriodicalId":12488,"journal":{"name":"Frontiers in Medicine","volume":null,"pages":null},"PeriodicalIF":3.9,"publicationDate":"2024-09-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142266429","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
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