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The Protective Role of the Ratio of Arterial Partial Pressure of Oxygen and Fraction of Inspired Oxygen after Re-Supination in the Survival of Patients with Severe COVID-19 Pneumonia. 再旋后动脉血氧分压与吸入氧分数比值对重症COVID-19肺炎患者生存的保护作用
Open Respiratory Medicine Journal Pub Date : 2024-11-14 eCollection Date: 2024-01-01 DOI: 10.2174/0118743064334878241028114347
Jesús S Sánchez-Díaz, Karla G Peniche-Moguel, Diego Escarramán-Martínez, José M Reyes-Ruíz, Orlando R Pérez-Nieto
{"title":"The Protective Role of the Ratio of Arterial Partial Pressure of Oxygen and Fraction of Inspired Oxygen after Re-Supination in the Survival of Patients with Severe COVID-19 Pneumonia.","authors":"Jesús S Sánchez-Díaz, Karla G Peniche-Moguel, Diego Escarramán-Martínez, José M Reyes-Ruíz, Orlando R Pérez-Nieto","doi":"10.2174/0118743064334878241028114347","DOIUrl":"10.2174/0118743064334878241028114347","url":null,"abstract":"<p><strong>Background: </strong>The role of the ratio between the arterial partial pressure of oxygen and the inspired fraction of oxygen (PaO<sub>2</sub>/FiO<sub>2</sub> ratio) during the change in position is not fully established.</p><p><strong>Methods: </strong>This retrospective, single-center cohort study included 98 patients with severe COVID-19 pneumonia.</p><p><strong>Objective: </strong>This study aimed to evaluate the predictive value of the PaO<sub>2</sub>/FiO<sub>2</sub> ratio for survival in patients with severe COVID-19 pneumonia between changing from supine to prone positions and <i>vice versa</i>. The PaO<sub>2</sub>/FiO<sub>2</sub> ratio was measured preproning (T0), 30 min to 1 hour (T1), and 48 h after prone positioning (T2), and 30 min to 1 h after re-supination (T3).</p><p><strong>Results: </strong>The PaO<sub>2</sub>/FiO<sub>2</sub> ratio at T2 and T3 was higher in the survivors than in the non-survivors (T2= 251.5 <i>vs</i>. 208.5, <i>p</i>= 0.032; T3= 182 <i>vs</i>. 108.5, <i>p</i><0.001). The PaO<sub>2</sub>/FiO<sub>2</sub> ratio at T3 was an independent protective factor (Hazard Ratio (HR)= 0.993; 95% Confidence Interval (CI)= 0.989-0.998; <i>p</i>= 0.006) for survival. A threshold of ≤129 for the PaO<sub>2</sub>/FiO<sub>2</sub> ratio at T3 predicted non-survival with a sensitivity and specificity of 67.86 and 80.95, respectively (Area Under the Curve (AUC)= 0.782; 95% CI 0.687-0.859).</p><p><strong>Conclusion: </strong>The PaO<sub>2</sub>/FiO<sub>2</sub> ratio is a significant protective factor of survival in severe COVID-19 pneumonia within 30 min-1 hour after returning to the supine position (re-supination).</p>","PeriodicalId":39127,"journal":{"name":"Open Respiratory Medicine Journal","volume":"18 ","pages":"e18743064334878"},"PeriodicalIF":0.0,"publicationDate":"2024-11-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11748056/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143013587","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
PDE4 Inhibitors and their Potential Combinations for the Treatment of Chronic Obstructive Pulmonary Disease: A Narrative Review. PDE4抑制剂及其潜在联合治疗慢性阻塞性肺疾病的研究综述
Open Respiratory Medicine Journal Pub Date : 2024-11-13 eCollection Date: 2024-01-01 DOI: 10.2174/0118743064340418241021095046
Rakesh Kumar, Mohd Imran Khan, Amit Panwar, Bhavishya Vashist, Santosh Kumar Rai, Anil Kumar
{"title":"PDE4 Inhibitors and their Potential Combinations for the Treatment of Chronic Obstructive Pulmonary Disease: A Narrative Review.","authors":"Rakesh Kumar, Mohd Imran Khan, Amit Panwar, Bhavishya Vashist, Santosh Kumar Rai, Anil Kumar","doi":"10.2174/0118743064340418241021095046","DOIUrl":"10.2174/0118743064340418241021095046","url":null,"abstract":"<p><p>Chronic Obstructive Pulmonary Disease (COPD) is associated with cough, sputum production, and a reduction in lung function, quality of life, and life expectancy. Currently, bronchodilator combinations (β2-agonists and muscarinic receptor antagonists, dual therapy) and bronchodilators combined with inhaled corticosteroids (ICS), triple therapy, are the mainstays for the management of COPD. However, the use of ICS in triple therapy has been shown to increase the risk of pneumonia in some patients. These findings have laid the foundation for developing new therapies that possess both anti-inflammatory and/or bronchodilation properties. Phosphodiesterase-4 (PDE4) inhibitors have been reported as an effective therapeutic strategy for inflammatory conditions, such as asthma and COPD, but their use is limited because of class-related side effects. Efforts have been made to mitigate these side effects by targeting the PDE4B subtype of PDE4, which plays a pivotal role in the anti-inflammatory effects. Unfortunately, no selective oral PDE4B inhibitors have progressed to clinical trials. This has led to the development of inhaled PDE4 inhibitors to minimize systemic exposure and maximize the therapeutic effect. Another approach, the bronchodilation property of PDE3 inhibitors, is combined with anti-inflammatory PDE4 inhibitors to develop dual inhaled PDE4/PDE3 inhibitors. A few of these dual inhibitors have shown positive effects and are in phase 3 studies. The current review provides an overview of various PDE4 inhibitors in the treatment of COPD. The possibility of studying different selective PDE4 inhibitors and dual PDE3/4 inhibitors in combination with currently available treatments as a way forward to increase their therapeutic effectiveness is also emphasized.</p>","PeriodicalId":39127,"journal":{"name":"Open Respiratory Medicine Journal","volume":"18 ","pages":"e18743064340418"},"PeriodicalIF":0.0,"publicationDate":"2024-11-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11748061/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143013585","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Malnutrition and Obesity in Patients with COPD Exacerbation, Insights from the National Inpatient Sample. 慢性阻塞性肺疾病恶化患者的营养不良和肥胖,来自全国住院患者样本的启示。
Open Respiratory Medicine Journal Pub Date : 2024-08-23 eCollection Date: 2024-01-01 DOI: 10.2174/0118743064322829240801094830
Mohamad El Labban, Roba El-Zibaoui, Syed Muhammad Usama, Fayreal Niaz, Abbe Cohen, Peter Krastev, Syed Khan, Salim Surani
{"title":"Malnutrition and Obesity in Patients with COPD Exacerbation, Insights from the National Inpatient Sample.","authors":"Mohamad El Labban, Roba El-Zibaoui, Syed Muhammad Usama, Fayreal Niaz, Abbe Cohen, Peter Krastev, Syed Khan, Salim Surani","doi":"10.2174/0118743064322829240801094830","DOIUrl":"https://doi.org/10.2174/0118743064322829240801094830","url":null,"abstract":"<p><strong>Background: </strong>The obesity paradox suggests that obese patients with Chronic Obstructive Pulmonary Disease Exacerbation (COPDE) may have better outcomes. COPD patients are at a higher risk of becoming malnourished, which has been linked to poor outcomes.</p><p><strong>Objective: </strong>This paper aims to study the impact of malnutrition in patients with and without obesity hospitalized with COPDE.</p><p><strong>Methods: </strong>Our retrospective study analyzed data from the National Inpatient Sample dataset between 2017 and 2020 to observe patients who were hospitalized with COPDE. The patients were divided into two groups: with and without malnutrition. The outcomes included all-cause mortality, invasive mechanical ventilation, length of stay, and total charge. We adjusted for confounders using multivariate regression model analysis.</p><p><strong>Results: </strong>The study involved 392,920 patients with COPDE, out of which 5720 (1.45%) were diagnosed with malnutrition. Most of the patients in both groups were female, white, and under Medicare coverage. The mean age was higher in patients with malnutrition (67.6 <i>vs</i>. 64 years). In both groups, the rates of admissions were lowest in 2020 compared to three years prior. The rates and adjusted odds ratios of all-cause mortality were higher in patients with malnutrition (3.59% <i>vs</i>. 0.61%, P <0.01; adjusted odds ratio (aOR) 2.36, P<0.01, CI 1.8-3.7). We observed comparable findings when using invasive mechanical ventilation (13.2% <i>vs</i>. 2.82%, P<0.01, aOR 4.9, P<0.01, 3.9-6). Malnourished patients had a lengthier hospital stay and a greater total charge.</p><p><strong>Conclusion: </strong>Malnutrition was identified as an independent risk factor associated with worse outcomes in obese patients admitted with COPD exacerbation.</p>","PeriodicalId":39127,"journal":{"name":"Open Respiratory Medicine Journal","volume":"18 ","pages":"e18743064322829"},"PeriodicalIF":0.0,"publicationDate":"2024-08-23","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11499682/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142509814","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Performance of Impulse Oscillometry in Identifying Restrictive Lung Defects in a Veteran Cohort. 脉冲振荡测量法在识别退伍军人队列中限制性肺缺陷方面的性能。
Open Respiratory Medicine Journal Pub Date : 2024-07-19 eCollection Date: 2024-01-01 DOI: 10.2174/0118743064304109240611054726
Danielle R Glick, Clayton H Brown, Lan Li, Patricia Gucer, Joanna M Gaitens, Melissa A McDiarmid, Stella E Hines
{"title":"Performance of Impulse Oscillometry in Identifying Restrictive Lung Defects in a Veteran Cohort.","authors":"Danielle R Glick, Clayton H Brown, Lan Li, Patricia Gucer, Joanna M Gaitens, Melissa A McDiarmid, Stella E Hines","doi":"10.2174/0118743064304109240611054726","DOIUrl":"10.2174/0118743064304109240611054726","url":null,"abstract":"<p><strong>Background: </strong>Impulse oscillometry (IOs) is a technique used to evaluate lung function that uses sound waves imposed over tidal breathing to characterize the airways and lung parenchyma. IOs has been particularly useful in the identification of obstructive lung defects. The present analysis seeks to explore the use of IOs in the identification of restrictive lung physiology among a group of Gulf War I veterans exposed to depleted uranium (DU).</p><p><strong>Methods: </strong>A total of 36 out of a dynamic 85-veteran cohort attended in-person surveillance visits in 2019 and completed both IOs and PFTs. Performance on IOs was evaluated in a cross-sectional analysis of the group overall and in those identified as having restrictive lung defects defined by either spirometry (FEV1/FVC ≥ LLN and FVC < LLN) or lung volumes (TLC < LLN).</p><p><strong>Results: </strong>A total of 6 individuals were identified as having restriction (4 based on spirometry alone and an additional 2 by lung volumes). When restriction was present, IOs values of both resistance and reactance were significantly more abnormal.</p><p><strong>Conclusion: </strong>In the assessment of lung function, IOs may be advantageous over PFTs because it is faster to perform and effort-independent. Although little is known about the utility of IOs in identifying restrictive lung physiology, our results support its use.</p>","PeriodicalId":39127,"journal":{"name":"Open Respiratory Medicine Journal","volume":"18 ","pages":"e18743064304109"},"PeriodicalIF":0.0,"publicationDate":"2024-07-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11311798/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141917684","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Design of Interoperable Electronic Health Record (EHR) Application for Early Detection of Lung Diseases Using a Decision Support System by Expanding Deep Learning Techniques. 通过扩展深度学习技术,设计可互操作的电子健康记录 (EHR) 应用程序,利用决策支持系统早期检测肺部疾病。
Open Respiratory Medicine Journal Pub Date : 2024-06-06 eCollection Date: 2024-01-01 DOI: 10.2174/0118743064296470240520075316
Jagadamba G, Shashidhar R, Vinayakumar Ravi, Sahana Mallu, Tahani Jaser Alahmadi
{"title":"Design of Interoperable Electronic Health Record (EHR) Application for Early Detection of Lung Diseases Using a Decision Support System by Expanding Deep Learning Techniques.","authors":"Jagadamba G, Shashidhar R, Vinayakumar Ravi, Sahana Mallu, Tahani Jaser Alahmadi","doi":"10.2174/0118743064296470240520075316","DOIUrl":"10.2174/0118743064296470240520075316","url":null,"abstract":"<p><strong>Background: </strong>Electronic health records (EHRs) are live, digital patient records that provide a thorough overview of a person's complete health data. Electronic health records (EHRs) provide better healthcare decisions and evidence-based patient treatment and track patients' clinical development. The EHR offers a new range of opportunities for analyzing and contrasting exam findings and other data, creating a proper information management mechanism to boost effectiveness, quick resolutions, and identifications.</p><p><strong>Aim: </strong>The aim of this studywas to implement an interoperable EHR system to improve the quality of care through the decision support system for the identification of lung cancer in its early stages.</p><p><strong>Objective: </strong>The main objective of the proposed system was to develop an Android application for maintaining an EHR system and decision support system using deep learning for the early detection of diseases. The second objective was to study the early stages of lung disease to predict/detect it using a decision support system.</p><p><strong>Methods: </strong>To extract the EHR data of patients, an android application was developed. The android application helped in accumulating the data of each patient. The accumulated data were used to create a decision support system for the early prediction of lung cancer. To train, test, and validate the prediction of lung cancer, a few samples from the ready dataset and a few data from patients were collected. The valid data collection from patients included an age range of 40 to 70, and both male and female patients. In the process of experimentation, a total of 316 images were considered. The testing was done by considering the data set into 80:20 partitions. For the evaluation purpose, a manual classification was done for 3 different diseases, such as large cell carcinoma, adenocarcinoma, and squamous cell carcinoma diseases in lung cancer detection.</p><p><strong>Results: </strong>The first model was tested for interoperability constraints of EHR with data collection and updations. When it comes to the disease detection system, lung cancer was predicted for large cell carcinoma, adenocarcinoma, and squamous cell carcinoma type by considering 80:20 training and testing ratios. Among the considered 336 images, the prediction of large cell carcinoma was less compared to adenocarcinoma and squamous cell carcinoma. The analysis also showed that large cell carcinoma occurred majorly in males due to smoking and was found as breast cancer in females.</p><p><strong>Conclusion: </strong>As the challenges are increasing daily in healthcare industries, a secure, interoperable EHR could help patients and doctors access patient data efficiently and effectively using an Android application. Therefore, a decision support system using a deep learning model was attempted and successfully used for disease detection. Early disease detection for lung cancer was ev","PeriodicalId":39127,"journal":{"name":"Open Respiratory Medicine Journal","volume":"18 ","pages":"e18743064296470"},"PeriodicalIF":0.0,"publicationDate":"2024-06-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11311738/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141917675","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","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 and Bronchoscopy Assessment in Diagnosing the Histopathology Type of Primary Central Lung Tumors. 诊断原发性中央型肺肿瘤组织病理学类型时的临床和支气管镜评估
Open Respiratory Medicine Journal Pub Date : 2024-06-06 eCollection Date: 2024-01-01 DOI: 10.2174/0118743064318977240531100045
Mia Elhidsi, Jamal Zaini, Lisnawati Rachmadi, Asmarinah Asmarinah, Aria Kekalih, Noni Soeroso, Menaldi Rasmin
{"title":"Clinical and Bronchoscopy Assessment in Diagnosing the Histopathology Type of Primary Central Lung Tumors.","authors":"Mia Elhidsi, Jamal Zaini, Lisnawati Rachmadi, Asmarinah Asmarinah, Aria Kekalih, Noni Soeroso, Menaldi Rasmin","doi":"10.2174/0118743064318977240531100045","DOIUrl":"10.2174/0118743064318977240531100045","url":null,"abstract":"<p><strong>Background: </strong>The location and type of a tumor influence the prognosis of lung cancer. Primary Central Lung Tumors (PCLTs) are correlated with poor prognoses and certain histologic types. This study aimed to present a comprehensive exploration of clinical and bronchoscopic assessments for diagnosing the histopathology types of PCLTs and identified the factors associated with certain histologic types.</p><p><strong>Methods: </strong>This was an observational cross-sectional study of PCLTs, defined as tumors in direct contact with hilar structures or located within the inner two-thirds of the hemithorax. We gathered demographic and clinical data, as well as data on bronchoscopy assessment and histopathology type. Tumor stage, symptoms of superior vena cava syndrome, and enlargement of lymph nodes in the paratracheal and subcarinal regions were also documented.</p><p><strong>Results: </strong>Of the 895 patients, 37.87% had primary lung tumors, with 17.76% classified as PCLTs. Notably, PCLT cases exhibited a higher proportion of stage III (28.9% <i>vs</i>. 18.3%; <i>p</i> = 0.03) and Squamous Cell Carcinoma (SCC) histopathology (37.1% <i>vs</i>. 17.2%; <i>p</i> = 0.00) compared with non-PCLT cases. Bronchoscopic findings in PCLTs revealed a predilection for central airway masses (25.2%) and compressive distal airway stenosis (25.2%). Subgroup analysis of 159 PCLT cases identified 37.10% as SCC. Multivariate analysis underscored that intraluminal masses predict central SCC (odds ratio 2.075, 95% confidence interval 1.07-3.99; <i>p</i> = 0.028).</p><p><strong>Conclusion: </strong>The proportion of stage III, SCC histopathological type, and intraluminal lesions was higher in patients with PCLT than in non-PCLT cases. The presence of intraluminal lesions can predict the histopathological type of SCC in patients with PCLTs.</p>","PeriodicalId":39127,"journal":{"name":"Open Respiratory Medicine Journal","volume":"18 ","pages":"e18743064318977"},"PeriodicalIF":0.0,"publicationDate":"2024-06-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11311725/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141917674","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
The Role of Cardiac MRI in Pulmonary Hypertension- Is it Still an Underutilized Tool. 心脏磁共振成像在肺动脉高压中的作用--它是否仍是一种未被充分利用的工具?
Open Respiratory Medicine Journal Pub Date : 2024-06-04 eCollection Date: 2024-01-01 DOI: 10.2174/0118743064288565240515115239
Prakash Banjade, Ashish Subedi, Sampada Acharya, Asmita Itani, Munish Sharma, Nadeem Kassam, Shekhar Ghamande, Salim Surani
{"title":"The Role of Cardiac MRI in Pulmonary Hypertension- Is it Still an Underutilized Tool.","authors":"Prakash Banjade, Ashish Subedi, Sampada Acharya, Asmita Itani, Munish Sharma, Nadeem Kassam, Shekhar Ghamande, Salim Surani","doi":"10.2174/0118743064288565240515115239","DOIUrl":"10.2174/0118743064288565240515115239","url":null,"abstract":"<p><p>Pulmonary hypertension (PH) is an intricate medical issue resulting from increased pressure in the pulmonary artery (PA). The current gold standard for diagnosis involves an invasive procedure known as right heart catheterization. Nevertheless, cardiac magnetic resonance imaging (cMRI) offers a non-invasive and valuable alternative for evaluating the function, structure, and blood flow through the pulmonary artery (PA) in both the left ventricle (LV) and right ventricle (RV). Additionally, cMRI can be a good tool for predicting mortality by assessing various hemodynamic parameters. We perceive that cMRI may be an underutilized tool in the evaluation of PH. More discussions might be needed to highlight its utility in patients with PH. This article aims to discuss the potential role of cMRI in evaluating PH based on the review of recent literature.</p>","PeriodicalId":39127,"journal":{"name":"Open Respiratory Medicine Journal","volume":"18 ","pages":"e18743064288565"},"PeriodicalIF":0.0,"publicationDate":"2024-06-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11318157/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141972033","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Prevalence of Pulmonary Hypertension among Sudanese Patients with Sickle Cell Disease. 苏丹镰状细胞病患者肺动脉高压的患病率。
Open Respiratory Medicine Journal Pub Date : 2024-05-21 eCollection Date: 2024-01-01 DOI: 10.2174/0118743064292252240422100911
Yousif Ahmed Elfaki, Ahmed Saadeldin Ibrahim, Tarig Hakim Merghani
{"title":"Prevalence of Pulmonary Hypertension among Sudanese Patients with Sickle Cell Disease.","authors":"Yousif Ahmed Elfaki, Ahmed Saadeldin Ibrahim, Tarig Hakim Merghani","doi":"10.2174/0118743064292252240422100911","DOIUrl":"10.2174/0118743064292252240422100911","url":null,"abstract":"<p><strong>Background: </strong>Sickle Cell Disease (SCD) is a hereditary condition characterized by aberrant red blood cell morphology, leading to persistent hemolytic anemia. The consequential impact of SCD on the pulmonary vasculature can result in pulmonary hypertension (PHT), a severe complication that detrimentally affects the well-being and survival of individuals with SCD. The prevalence and risk determinants of PHT in SCD patients exhibit variations across diverse geographical regions and populations. This study aims to ascertain the prevalence of PHT among Sudanese SCD patients and identify associated factors.</p><p><strong>Methods: </strong>A cohort of thirty-one adult sickle cell disease (SCD) patients, as confirmed by hemoglobin electrophoresis, were recruited for participation in this cross-sectional study. Comprehensive data encompassing demographic, clinical, and laboratory parameters were collected. Doppler echocardiography was employed to quantify pulmonary arterial systolic pressure (PASP) and evaluate right ventricular size and function.</p><p><strong>Results: </strong>Within our cohort, the prevalence of PHT was 29%. Active cigarette smoking demonstrated a significant association with PHT (P=0.042), while hydroxyurea therapy exhibited no noticeable impact on PHT (P=0.612).</p><p><strong>Conclusion: </strong>Our investigation revealed a PHT prevalence of less than one-third in our SCD patient population, aligning with prior studies. Notably, independent of other factors, cigarette smoking emerged as a distinct risk factor for PHT in SCD patients. This highlights the potential utility of smoking cessation as an intervention to delay the onset of this condition. However, further research is imperative to elucidate the mechanisms through which smoking contributes to PHT development in individuals with SCD.</p>","PeriodicalId":39127,"journal":{"name":"Open Respiratory Medicine Journal","volume":"18 ","pages":"e18743064292252"},"PeriodicalIF":0.0,"publicationDate":"2024-05-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11311722/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141917685","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Low Doses of Kretek Cigarette Smoke Altered Rat Lung Histometric, and Overexpression of the p53 Gene. 低剂量的 Kretek 卷烟烟雾改变了大鼠肺组织计量学和 p53 基因的过度表达。
Open Respiratory Medicine Journal Pub Date : 2024-04-26 eCollection Date: 2024-01-01 DOI: 10.2174/0118743064285619240327055359
Edy Parwanto, David Tjahyadi, Sisca Sisca, Husnun Amalia, Nany Hairunisa, Hosea Jaya Edy, Ashaolu Victoria Oladimeji, Noureddine Djebli
{"title":"Low Doses of Kretek Cigarette Smoke Altered Rat Lung Histometric, and Overexpression of the p53 Gene.","authors":"Edy Parwanto, David Tjahyadi, Sisca Sisca, Husnun Amalia, Nany Hairunisa, Hosea Jaya Edy, Ashaolu Victoria Oladimeji, Noureddine Djebli","doi":"10.2174/0118743064285619240327055359","DOIUrl":"10.2174/0118743064285619240327055359","url":null,"abstract":"<p><strong>Background: </strong>The components of kretek cigarettes include tobacco as the main part, clove, and sauce. Filtered kretek cigarettes are kretek cigarettes that have one end filtered. Cigarette smoke contributes to the disruption of the respiratory system, so it is necessary to know the effect of low doses of cigarette smoke on changes in the histometric of the respiratory system, and whether it affects p53 gene expression. This study aims to determine changes in the histometric of the respiratory system and p53 gene expression.</p><p><strong>Methods: </strong>In this study, we used Sprague-Dawley rats. Group I of rats breathing normal air, were not exposed to filtered kretek cigarette smoke (as a control). Group II of rats, as a treatment group, were exposed to filtered kretek cigarette smoke 1 stick/day for 3 months. The results of lung histometry measurements and p53 gene expression between groups were analyzed using the Independent Sample T-test. The difference between groups is significant if the test results show P < 0.05.</p><p><strong>Results: </strong>Bronchioles length, width, area, and perimeter in group I were 40.55±1.57 μm, 14.82±0.41 μm, 494.61±5.62 μm<sup>2</sup>, and 233.87±4.51 μm, respectively. Bronchioles length, width, area, and perimeter in group II were 30.76±0.78 μm, 9.28±0.40 μm, 297.32±2.53 μm<sup>2</sup>, and 177.84±5.15 μm, respectively. The area and perimeter of respiratory bronchioles in group I were 17.68±0.49 μm<sup>2</sup>, and 26.60±0.52 μm respectively, while those in group II were 19.28±0.35 μm<sup>2</sup>, and 29.28±0.35 μm, respectively. Mucus was found in the bronchioles and respiratory bronchioles in group II, however, there was no visible mucus observed in group I. In addition, it was also concluded that exposure to low doses of filtered kretek cigarette smoke, 1 cigarette/day for 3 months, increased the expression of the p53 gene in the lungs of rats.</p><p><strong>Conclusion: </strong>The size of bronchioles in rats decreased after being exposed to filtered kretek cigarette smoke 1 stick/day for 3 months, while the size of respiratory bronchioles increased. In addition, exposure to filtered kretek cigarette smoke increased the expression of the p53 gene in the rat lungs.</p>","PeriodicalId":39127,"journal":{"name":"Open Respiratory Medicine Journal","volume":"18 ","pages":"e18743064285619"},"PeriodicalIF":0.0,"publicationDate":"2024-04-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11311747/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141917676","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
The Pulse of AI: Implementation of Artificial Intelligence in Healthcare and its Potential Hazards. 人工智能的脉搏:人工智能在医疗保健领域的应用及其潜在危害》(The Pulse of AI: Implementation of Artificial Intelligence in Healthcare and its Potential Hazards)。
Open Respiratory Medicine Journal Pub Date : 2024-01-19 eCollection Date: 2024-01-01 DOI: 10.2174/0118743064289936240115105057
Syeda Farheen Zaidi, Asim Shaikh, Salim Surani
{"title":"The Pulse of AI: Implementation of Artificial Intelligence in Healthcare and its Potential Hazards.","authors":"Syeda Farheen Zaidi, Asim Shaikh, Salim Surani","doi":"10.2174/0118743064289936240115105057","DOIUrl":"https://doi.org/10.2174/0118743064289936240115105057","url":null,"abstract":"<p><p>In this editorial, we explore the existing utilization of artificial intelligence (AI) within the healthcare industry, examining both its scope and potential harms if implemented and relied upon on a broader scale. Collaboration among corporations, government bodies, policymakers, and medical experts is essential to address potential concerns, ensuring smooth AI integration into healthcare systems.</p>","PeriodicalId":39127,"journal":{"name":"Open Respiratory Medicine Journal","volume":"18 ","pages":"e18743064289936"},"PeriodicalIF":0.0,"publicationDate":"2024-01-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11037519/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140853990","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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