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Detection of Hepatitis E Virus (HEV) Among Ruminant Animals. 在反刍动物中检测戊型肝炎病毒 (HEV)。
IF 0.7 4区 医学
Clinical laboratory Pub Date : 2024-09-01 DOI: 10.7754/Clin.Lab.2024.240406
Mai M El-Daly, Azzah S Alharbi, Aymn T Abbas, Thamir A Alandijany, Sayed S Sohrab, Ahmed M Hassan, Tiancheng Li, Sherif A El-Kafrawy, Esam I Azhar
{"title":"Detection of Hepatitis E Virus (HEV) Among Ruminant Animals.","authors":"Mai M El-Daly, Azzah S Alharbi, Aymn T Abbas, Thamir A Alandijany, Sayed S Sohrab, Ahmed M Hassan, Tiancheng Li, Sherif A El-Kafrawy, Esam I Azhar","doi":"10.7754/Clin.Lab.2024.240406","DOIUrl":"https://doi.org/10.7754/Clin.Lab.2024.240406","url":null,"abstract":"<p><strong>Background: </strong>HEV is endemic in several Middle Eastern countries including Saudi Arabia, which hosts the annual pilgrimage for Muslims from around the world. One of the Hajj rituals is the sacrifice of animals, including camels, cows, goats, and sheep. HEV Zoonosis is established in swine and other suspected species, including deer, rabbits, dromedary, and Bactrian camels. HEV was identified in small, domesticized animals like goats, cows, sheep, and horses. We previously investigated HEV seroprevalence in Camels. This study aimed to evaluate HEV seroprevalence in other highly consumed ruminants in Saudi Arabia, namely cows, sheep, and goats.</p><p><strong>Methods: </strong>Sera from cows (n = 47), goats (n = 56), and sheep (n = 67) were analyzed for the presence of HEV-IgG by using in-house developed ELISA assays.</p><p><strong>Results: </strong>The highest seroprevalence was found in sheep (62.7%), followed by cows (38.3%), and then goats (14.3%), with a p-value of < 0.001. No other demographic characteristics of the animals were significantly correlated with the HEV seroprevalence.</p><p><strong>Conclusions: </strong>This study provides baseline data as the first study on the seroprevalence of HEV in ruminant animals in Saudi Arabia. The high seroprevalence found in sheep and cows must be further investigated for the potential zoonotic HEV transmission to humans. Further studies are needed to investigate the active viremia in these animal species through nucleic acid detection and sequencing to provide data on the circulating HEV genotypes among the targeted animal species. The detection of HEV in different animal products, such as milk, liver, and others, also remains an important study area to consider.</p>","PeriodicalId":10384,"journal":{"name":"Clinical laboratory","volume":null,"pages":null},"PeriodicalIF":0.7,"publicationDate":"2024-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142281383","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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
Chondroitin Sulfate Proteoglycan 4 (CSPG4) as a Potential Biomarker for Fetal Growth Restriction: Insights from an Umbilical Cord Blood Analysis. 硫酸软骨素蛋白多糖 4 (CSPG4) 作为胎儿生长受限的潜在生物标记物:脐带血分析的启示。
IF 0.7 4区 医学
Clinical laboratory Pub Date : 2024-09-01 DOI: 10.7754/Clin.Lab.2024.240436
Zeynep Seyhanli, Burak Bayraktar, Gulsan Karabay, Betul T Cakir, Mevlut Bucak, Gizem Aktemur, Can O Ulusoy, Serap Sucu, Seray Ozturk, Gulcan K Hekimoglu, Sevki Celen
{"title":"Chondroitin Sulfate Proteoglycan 4 (CSPG4) as a Potential Biomarker for Fetal Growth Restriction: Insights from an Umbilical Cord Blood Analysis.","authors":"Zeynep Seyhanli, Burak Bayraktar, Gulsan Karabay, Betul T Cakir, Mevlut Bucak, Gizem Aktemur, Can O Ulusoy, Serap Sucu, Seray Ozturk, Gulcan K Hekimoglu, Sevki Celen","doi":"10.7754/Clin.Lab.2024.240436","DOIUrl":"https://doi.org/10.7754/Clin.Lab.2024.240436","url":null,"abstract":"<p><strong>Background: </strong>This study aimed to evaluate the umbilical cord blood chondroitin sulfate proteoglycan 4 (CSPG4) concentrations in pregnancies complicated with fetal growth restriction (FGR) and aimed to investigate the rela-tionship between the CSPG4 levels in these pregnancies and adverse neonatal outcomes.</p><p><strong>Methods: </strong>This prospective case-control study was conducted between August 2023 and January 2024. The study included 80 singleton pregnancies at 35 to 39 weeks of gestation. Among these, 40 were diagnosed with FGR and 40 served as the control group. After the delivery, samples of the cord blood were collected prior to the placental delivery.</p><p><strong>Results: </strong>The CSPG4 levels were significantly higher in the study group (FGR), 1,153 (1,059 - 1,261) pg/mL, than in the control group, 1,107 (873 - 1,197) pg/mL (p = 0.024). When all patients were evaluated, the CSPG4 levels showed a positive correlation with the systolic/diastolic (S/D) ratio of the umbilical arteries (r = 0.276, p = 0.013). A statistically significant negative correlation was observed between the levels of CSPG4 in the umbilical cord blood and the Apgar scores at the 1st (r = -0.256, p = 0.022) and 5th (r = -0.250, p = 0.026) minutes. The discriminatory power of the umbilical cord CSPG4 level in the determination of composite adverse neonatal outcomes was evaluated by ROC analysis and a cutoff point of > 1,091.25 pg/mL, showing a sensitivity of 93.3%, a specificity of 46.2%, and an AUC of 0.661 (95% CI: 0.547 - 0.763, p = 0.019).</p><p><strong>Conclusions: </strong>Elevated levels of CSPG4 have been observed in the umbilical cord blood in pregnancies complicated by FGR; higher levels are associated with adverse neonatal outcomes.</p>","PeriodicalId":10384,"journal":{"name":"Clinical laboratory","volume":null,"pages":null},"PeriodicalIF":0.7,"publicationDate":"2024-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142281382","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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
A Rare Case of X-Linked Four-Way Philadelphia Chromosome Translocation with Therapeutic Challenges and Clonal Evolution. 一例罕见的 X 连锁费城染色体四向易位病例,治疗面临挑战和克隆进化。
IF 0.7 4区 医学
Clinical laboratory Pub Date : 2024-09-01 DOI: 10.7754/Clin.Lab.2024.240323
Soo Eung Park, Jin Kyung Lee, Hye Jin Kang, Young Jun Hong, Ae-Chin Oh, Heyjin Kim
{"title":"A Rare Case of X-Linked Four-Way Philadelphia Chromosome Translocation with Therapeutic Challenges and Clonal Evolution.","authors":"Soo Eung Park, Jin Kyung Lee, Hye Jin Kang, Young Jun Hong, Ae-Chin Oh, Heyjin Kim","doi":"10.7754/Clin.Lab.2024.240323","DOIUrl":"https://doi.org/10.7754/Clin.Lab.2024.240323","url":null,"abstract":"<p><strong>Background: </strong>Chronic myeloid leukemia (CML), a myeloproliferative neoplasm defined by the BCR::ABL1 fusion gene arising from the Philadelphia chromosome (Ph) translocation t(9:22)(q34;q11), exhibits diverse clinical courses often influenced by additional chromosomal aberrations (ACAs). This report presents a case of CML har-boring a novel four-way Ph translocation involving the X chromosome, offering insights into the interplay between complex karyotypes and treatment response and emphasizing the need for further research into the role of ACAs in CML management.</p><p><strong>Methods: </strong>A 42-year-old man diagnosed with CML in the accelerated phase presented a novel four-way Ph translocation involving chromosomes X, 5, 9, and 22: 46,Y,t(X;5;9;22)(q26;q15;q34;q11.2). Despite achieving a major molecular response initially with imatinib and nilotinib, BCR::ABL1 levels (international scale) increased up to 24.0%, which prompted the use of second-line nilotinib.</p><p><strong>Results: </strong>Follow-up bone marrow (BM) studies revealed clonal evolution with trisomy 8 and an unclassified ABL1 mutation (E292V), potentially contributing to resistance. Though a transient major molecular response (MMR) occurred after a switch to third-line dasatinib, this change failed to achieve a deep molecular response, and BCR-ABL1 levels were elevated above the MMR.</p><p><strong>Conclusions: </strong>This case highlights the challenge of ACAs impacting CML treatment response and prognosis. Limited knowledge exists on complex Ph translocations involving the X chromosome, but this report contributes data for further research. Understanding ACA effects on therapeutic response and prognosis requires a detailed study of such complex chromosomal aberrations.</p>","PeriodicalId":10384,"journal":{"name":"Clinical laboratory","volume":null,"pages":null},"PeriodicalIF":0.7,"publicationDate":"2024-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142281367","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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
Influenza A (H1N1) in Hospitalized Children. 住院儿童中的甲型 H1N1 流感。
IF 0.7 4区 医学
Clinical laboratory Pub Date : 2024-09-01 DOI: 10.7754/Clin.Lab.2024.240344
F Z Alaoui-Inboui, B Slaoui, A El Kettani, F Z Yakine, S Salimi
{"title":"Influenza A (H1N1) in Hospitalized Children.","authors":"F Z Alaoui-Inboui, B Slaoui, A El Kettani, F Z Yakine, S Salimi","doi":"10.7754/Clin.Lab.2024.240344","DOIUrl":"https://doi.org/10.7754/Clin.Lab.2024.240344","url":null,"abstract":"<p><strong>Background: </strong>Influenza A (H1N1) is a contagious respiratory infection caused by the influenza A virus. In the majority of cases, H1N1 influenza is benign. However, it can be dangerous for infants and children with underlying chronic diseases. The severity of influenza depends on various factors, including the virulence of the virus strain, preexisting immunity level, and individual health conditions. The aim of this study is to describe the clinical profile of H1N1 influenza in hospitalized infants and children.</p><p><strong>Methods: </strong>This is a prospective and descriptive study conducted from November 1, 2018, to January 31, 2024. In this study, we included all children under 14 years old hospitalized for suspected severe lower respiratory infection who had gone through virological testing. We used a multiplex polymerase chain reaction (PCR) kit: the Film Array-Respiratory Panel. Due to the depletion of multiplex PCR kits, this study continued using rapid influenza diagnostic tests based on immunochromatographic technique.</p><p><strong>Results: </strong>We report 45 confirmed cases of H1N1 influenza, collected during the period from November 1, 2018, to January 31, 2024. The average age was 2 years and 4 months. The main reason for admission was respiratory distress found in all patients. In 53% of the cases, there was an associated comorbidity, including asthma (17 cases), prematurity (2 cases), congenital adrenal hyperplasia (2 cases), cystic fibrosis (1 case), undetermined etiology bronchial dilation (1 case), and Basedow's disease (1 case). The clinical presentation included viral bronchiolitis (17 cases), moderate asthma exacerbation (10 cases), severe asthma exacerbation (7 cases), pneumonia (9 cases), bronchial dilation exacerbation (1 case), and flu-like syndrome with adrenal insufficiency (1 case). Fever was present in 31 patients. Gastrointestinal symptoms such as diarrhea and vomiting were present in 20 cases. Three patients required intensive care, with 2 children being intubated and ventilated (one severe acute asthma and one severe viral bronchiolitis). Two cases were treated with oseltamivir. The average length of hospital stay was 7.5 days, ranging from 3 to 20 days. All cases showed favorable evolution.</p><p><strong>Conclusions: </strong>We conclude that preventive measures remain crucial, and influenza vaccination is highly recommended in cases of underlying morbidity.</p>","PeriodicalId":10384,"journal":{"name":"Clinical laboratory","volume":null,"pages":null},"PeriodicalIF":0.7,"publicationDate":"2024-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142281393","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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
Heparin-Calibrated Anti-Factor Xa Assay for the Measurement of Direct Anticoagulants such as Apixaban, Rivaroxaban, and Edoxaban. 用于测定阿哌沙班、利伐沙班和埃多沙班等直接抗凝剂的肝素校准抗因子 Xa 检测试剂盒。
IF 0.7 4区 医学
Clinical laboratory Pub Date : 2024-09-01 DOI: 10.7754/Clin.Lab.2024.240314
Hyo-Suk Ahn, Hyojin Chae, Yeongsic Kim, Hey Kyung Lee, Hyunjung Kim
{"title":"Heparin-Calibrated Anti-Factor Xa Assay for the Measurement of Direct Anticoagulants such as Apixaban, Rivaroxaban, and Edoxaban.","authors":"Hyo-Suk Ahn, Hyojin Chae, Yeongsic Kim, Hey Kyung Lee, Hyunjung Kim","doi":"10.7754/Clin.Lab.2024.240314","DOIUrl":"https://doi.org/10.7754/Clin.Lab.2024.240314","url":null,"abstract":"<p><strong>Background: </strong>The first purpose of this study was to determine whether a measurement of the level of direct oral anticoagulants (DOACs) was possible with heparin-calibrated chromogenic anti-factor Xa activity (AXA). The second purpose of this study was to evaluate whether the antidote treatment decision level (30 or 50 ng/mL of DOAC) can be determined by unfractionated heparin (UHF)/low molecular weight heparin (LMWH)-calibrated AXA.</p><p><strong>Methods: </strong>AXA was measured by using two reagents and dedicated analyzers (Sysmex CS-5100 analyzer and STA R Max3). Four types of calibrators were used: 1) Stago DOAC (rivaroxaban, edoxaban, and apixaban)-specific calibrator, 2) Stago LMWH calibrator, 3) Sysmex UHF calibrator, and 4) Sysmex LMWH calibrator. Regression analysis was used between assays. Receiver operating characteristic (ROC) curves were performed, and the concordance rate was calculated.</p><p><strong>Results: </strong>The correlation coefficients were in the range of 0.75 - 0.91 for rivaroxaban and 0.81 - 0.94 for apixaban. The correlation coefficient between edoxaban-calibrated AXA and Sysmex LMWH/Sysmex UHF calibrator-calibrated AXA was low (r = 0.47). Overall correlation between DOAC-calibrated AXA and Stago LMWH-calibrated AXA was linear, at only low concentration in all three DOACs. The concordance rate (89.3 - 100%) is good for de-termining the antidote management level by UFH/LMWH-calibrated AXA, compared with those of DOAC-calibrated AXA in rivaroxaban and apixaban. The concordance rate ranged from 63% to 67% between Sysmex UFH/ LMWH-calibrated AXA and edoxaban-calibrated AXA.</p><p><strong>Conclusions: </strong>The findings of our study suggest limitations in calculating accurate concentrations, when using UFH/LMWH-calibrated AXA to measure DOAC. This study demonstrates that UFH/LMWH-calibrated AXA may be useful in determining the presence of DOACs at the cutoff level for the antidote treatment in rivarovaban and apixaban. However, in edoxaban, UFH/LMWH-calibrated AXA could not accurately measure the presence of DOACs at the cutoff for antidote treatment.</p>","PeriodicalId":10384,"journal":{"name":"Clinical laboratory","volume":null,"pages":null},"PeriodicalIF":0.7,"publicationDate":"2024-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142281390","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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
Evaluation of L-Asparaginase Purified from Pseudomonas Fluorescens as Inhibitor for Biofilm Producers in Dental Decays. 评估从荧光假单胞菌中提纯的 L-天冬酰胺酶对蛀牙生物膜产生者的抑制作用
IF 0.7 4区 医学
Clinical laboratory Pub Date : 2024-08-01 DOI: 10.7754/Clin.Lab.2024.240112
Sahira N Muslim, Wafaa H Muslem, Baydaa H Alwan, Khetam H Rasool
{"title":"Evaluation of L-Asparaginase Purified from Pseudomonas Fluorescens as Inhibitor for Biofilm Producers in Dental Decays.","authors":"Sahira N Muslim, Wafaa H Muslem, Baydaa H Alwan, Khetam H Rasool","doi":"10.7754/Clin.Lab.2024.240112","DOIUrl":"10.7754/Clin.Lab.2024.240112","url":null,"abstract":"<p><strong>Background: </strong>This study aimed to assess Pseudomonas fluorescens-purified L-Asparaginase's effectiveness as a broad-spectrum inhibitor of biofilm producers in dental decays.</p><p><strong>Methods: </strong>The 16S rRNA sequence was used to build a phylogenetic tree to calculate the evolutionary distance between the isolated bacterial strain SW3 and other species. The evolutionary history was inferred by using the neighbor-joining approach.</p><p><strong>Results: </strong>The bacteria were identified from dental decays, including Staphylococcus aureus, Streptococcus mutans, Streptococcus oralis, and Streptococcus mitis. Each one of these isolates showed different degrees of biofilm development. Purified L-Asparaginase inhibited the most potent Gram-positive biofilm-forming bacteria (biofilm producers) with higher inhibition percentages against Streptococcus oralis and Streptococcus mitis, 65 - 73.8 % and 54.7 - 63%, respectively. The inhibition percentages increased with increasing concentration and reached up to 74 - 81% with Streptococcus oralis and 66 - 74% with Streptococcus mitis, while SW3 bacteria showed (100%). This strain was suggested SW3 (Pseudomonas spp.). Pseudomonas fluorescens bacterial strain isolated from rhizosphere soil produced extracellular L-Asparaginase when grown on as a substrate. L-Asparaginase was purified to homogeneity by using ammonium sulfate at 60% saturation, followed by gel filtration chromatography on a sephadex G-100 column, with a recovery yield of 49% and a purification fold of 2.22.</p><p><strong>Conclusions: </strong>L-Asparaginase had a promising use for removing and avoiding biofilm growth, implying that it might be used in the dental industry in the future.</p>","PeriodicalId":10384,"journal":{"name":"Clinical laboratory","volume":null,"pages":null},"PeriodicalIF":0.7,"publicationDate":"2024-08-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142079466","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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
Therapeutic Effect of Apheresis and Buffy Coat-Derived Platelet Concentrates. 血液透析和巴菲衣衍生血小板浓缩物的治疗效果
IF 0.7 4区 医学
Clinical laboratory Pub Date : 2024-08-01 DOI: 10.7754/Clin.Lab.2024.240728
Robert Zimmermann
{"title":"Therapeutic Effect of Apheresis and Buffy Coat-Derived Platelet Concentrates.","authors":"Robert Zimmermann","doi":"10.7754/Clin.Lab.2024.240728","DOIUrl":"https://doi.org/10.7754/Clin.Lab.2024.240728","url":null,"abstract":"","PeriodicalId":10384,"journal":{"name":"Clinical laboratory","volume":null,"pages":null},"PeriodicalIF":0.7,"publicationDate":"2024-08-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142079493","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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
Multiple Postoperative Lung Infections after Thymoma Surgery Diagnosed as Nontuberculous Mycobacterial Infection. 胸腺瘤手术后多次肺部感染被诊断为非结核分枝杆菌感染
IF 0.7 4区 医学
Clinical laboratory Pub Date : 2024-08-01 DOI: 10.7754/Clin.Lab.2024.240315
Cheng X Nie, Jia B Zhang, Hong L Ji, Xin R Li, Jia F Luo, Ai S Fu, Yan L Ge, Tie J Liu, Tong Chen
{"title":"Multiple Postoperative Lung Infections after Thymoma Surgery Diagnosed as Nontuberculous Mycobacterial Infection.","authors":"Cheng X Nie, Jia B Zhang, Hong L Ji, Xin R Li, Jia F Luo, Ai S Fu, Yan L Ge, Tie J Liu, Tong Chen","doi":"10.7754/Clin.Lab.2024.240315","DOIUrl":"https://doi.org/10.7754/Clin.Lab.2024.240315","url":null,"abstract":"<p><strong>Background: </strong>Thymomas are thymic epithelial-derived, most common primary anterior mediastinal masses. Non-tuberculous mycobacteria (NTM) are species that do not cause leprosy and belong to species outside the Mycobacterium tuberculosis complex.</p><p><strong>Methods: </strong>With the clinical application of targeted next-generation sequencing (tNGS), we promptly confirmed a case of NTM infection combined with NTM infection after thymoma surgery, and we performed a joint literature analysis of the two diseases to improve clinicians' understanding and recognition of lung infections after thymoma surgery.</p><p><strong>Results: </strong>Chest CT of both lungs showed multiple hyperdense shadows. Sputum bacterial culture and characterization detected Neisseria Dryad and Streptococcus Grass Green. The presence of Mycobacterium abscessus infection was confirmed by alveolar lavage fluid sent for second-generation macro gene sequencing.</p><p><strong>Conclusions: </strong>The body's immune function decreases after thymoma surgery. When empirical anti-infection treatment for recurrent pneumonia in the lungs is ineffective, we should be alerted to the possibility of the presence of pulmonary non-tuberculous mycobacterial infection, and next-generation sequencing should be performed promptly to arrive quickly at a diagnosis.</p>","PeriodicalId":10384,"journal":{"name":"Clinical laboratory","volume":null,"pages":null},"PeriodicalIF":0.7,"publicationDate":"2024-08-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142079482","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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
Initial Misdiagnosis of Lung Cancer due to Elevated Carcinoembryonic Antigen in a Patient with Tuberculosis. 一名肺结核患者因癌胚抗原升高而被误诊为肺癌。
IF 0.7 4区 医学
Clinical laboratory Pub Date : 2024-08-01 DOI: 10.7754/Clin.Lab.2024.240242
Hong L Ji, Yan Wang, Jia F Luo, Cheng X Nie, Xin R Li, Yan L Ge, Ai S Fu
{"title":"Initial Misdiagnosis of Lung Cancer due to Elevated Carcinoembryonic Antigen in a Patient with Tuberculosis.","authors":"Hong L Ji, Yan Wang, Jia F Luo, Cheng X Nie, Xin R Li, Yan L Ge, Ai S Fu","doi":"10.7754/Clin.Lab.2024.240242","DOIUrl":"10.7754/Clin.Lab.2024.240242","url":null,"abstract":"<p><strong>Background: </strong>Tuberculosis often presents on imaging in the form of a solitary nodule, sometimes accompanied by elevated CEA, which is clinically difficult to differentiate from lung cancer and prone to misdiagnosis.</p><p><strong>Methods: </strong>Lung tissue taken by lung biopsy and sent for NGS and Xpert MTB/RIF finally led to the definitive diag-nosis of nodular foci in the upper lobe of the left lung caused by tuberculosis.</p><p><strong>Results: </strong>Enhanced CT of the chest showed nodular foci in the upper lobe of the left lung. Initially the nodules were thought to be malignant, but after a series of tests, were finally confirmed to be tuberculosis.</p><p><strong>Conclusions: </strong>In patients with lung disease, when chest imaging reveals a space-occupying lesion accompanied by an elevated CEA level, a comprehensive analysis of the type of lung disease, the patient's age, and comorbidities should be performed before final diagnosis to avoid misdiagnosis and delay in appropriate treatment.</p>","PeriodicalId":10384,"journal":{"name":"Clinical laboratory","volume":null,"pages":null},"PeriodicalIF":0.7,"publicationDate":"2024-08-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142079472","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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
Comparison of Therapeutic Effect of Apheresis Platelets and Buffy Coat-Derived Platelet Concentrates. 比较凝血酶原血小板和巴菲衣衍生血小板浓缩物的治疗效果
IF 0.7 4区 医学
Clinical laboratory Pub Date : 2024-08-01 DOI: 10.7754/Clin.Lab.2024.231149
Zhaolong Wang, Xiaoling Chen, Yangmin Zhang, Hairong Lu, Lifen Ren
{"title":"Comparison of Therapeutic Effect of Apheresis Platelets and Buffy Coat-Derived Platelet Concentrates.","authors":"Zhaolong Wang, Xiaoling Chen, Yangmin Zhang, Hairong Lu, Lifen Ren","doi":"10.7754/Clin.Lab.2024.231149","DOIUrl":"10.7754/Clin.Lab.2024.231149","url":null,"abstract":"<p><strong>Background: </strong>The study aimed to investigate the difference in clinical efficacy between apheresis platelets and buffy coat-derived platelet concentrates infusion in patients with hematological diseases.</p><p><strong>Methods: </strong>A total of 218 patients with hematological diseases were enrolled in Xi'an Central Hospital, from January 2023 to October 2023, and randomly divided into two groups: 109 patients were treated with apheresis platelet transfusion (AP group) and 109 patients with buffy coat derived platelet concentrates (BC-PC group). Platelet counts were measured before and 24 hours after transfusion, and the corrected platelet ascending number (CCI) and platelet recovery rate (PPR) were calculated. The clinical efficacy and blood transfusion reaction were observed.</p><p><strong>Results: </strong>After 24 hours of platelet transfusion, there was no significant difference in the platelet count between the AP and BC-PC groups (p > 0.05). However, CCI and PPR significantly differed between the two groups (p < 0.05). Moreover, the incidence of transfusion reaction in the AP group was significantly lower than in the BC-PC group.</p><p><strong>Conclusions: </strong>The clinical efficacy of buffy coat-derived platelet concentrates is lower than that of apheresis platelets, but it can also improve the patient's condition and quality of life. Therefore, clinicians could rationally use BC-PC, according to the actual situation of the patients.</p>","PeriodicalId":10384,"journal":{"name":"Clinical laboratory","volume":null,"pages":null},"PeriodicalIF":0.7,"publicationDate":"2024-08-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142079463","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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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