International journal of laboratory hematology最新文献

{"title":"Prognostic Evaluation of Hemoglobin, Albumin, Lymphocyte, and Platelet (HALP) Score and Hematological Indices in Classic Hodgkin Lymphoma.","authors":"Pusem Patir, Kubra Cerci, Erdal Kurtoglu","doi":"10.1111/ijlh.14379","DOIUrl":"https://doi.org/10.1111/ijlh.14379","url":null,"abstract":"<p><strong>Introduction: </strong>Hodgkin lymphoma (HL) constitutes 10% of all lymphoma diagnoses and accounts for 5% of lymphoma-related deaths. Accurate prognostication in HL remains crucial, particularly given that 10%-20% of patients may receive either insufficient or excessive treatment. This study investigates the effect of hemoglobin, albumin, lymphocyte, and platelet (HALP) score, which is a marker of inflammation status and nutrition, at the time of diagnosis for the patients with HL on prognosis.</p><p><strong>Materials and methods: </strong>A total of 147 patients diagnosed with cHL were included in the study, and their data were analyzed retrospectively. The significance of the HALP score and hematological indices [neutrophil-lymphocyte ratio (NLR), lymphocyte-monocyte ratio (LMR), and platelet-lymphocyte ratio (PLR)] as predictors of overall survival (OS) and disease-free survival (DFS) was evaluated.</p><p><strong>Results: </strong>Patients were grouped according to median values for the HALP score and hematological indices. High HALP score (p = 0.034), low NLR (p = 0.033), high LMR (p = 0.003), and low PLR (p = 0.014) were statistically significant in the early-stage favorable group. DFS and OS were not statistically significant according to the HALP score NLR, LMR, and PLR groups.</p><p><strong>Conclusion: </strong>The need for readily applicable, reliable prognostic markers in cHL, where immunotherapy treatments have led to significantly improved survival outcomes, remains persistent.</p>","PeriodicalId":94050,"journal":{"name":"International journal of laboratory hematology","volume":" ","pages":""},"PeriodicalIF":0.0,"publicationDate":"2024-10-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142396303","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Alpha Thalassemia Screening in Multiethnic Population in Northern Europe Using Hb Bart's Immunochromatographic Test.","authors":"Nik Fatma Fairuz Nik Mohd Hasan, Sandra J G Arkesteijn, Jeanet Ter Huurne, Maaike Verschuren, Sharda Bhagwandien-Bisoen, Rianne Schaap, Linda Vijfhuizen, Hakima El Idrissi, Tamara T Koopmann, Cornelis L Harteveld","doi":"10.1111/ijlh.14381","DOIUrl":"https://doi.org/10.1111/ijlh.14381","url":null,"abstract":"","PeriodicalId":94050,"journal":{"name":"International journal of laboratory hematology","volume":" ","pages":""},"PeriodicalIF":0.0,"publicationDate":"2024-10-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142396300","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Investigation of Hemorheological Parameters in Ischemic Stroke Patients.","authors":"Gursan Gunes Uygun, Sena Ebru Caglar, Kemal Tutkavul, Esra Gurdal Kosem, Yunus Karakoc","doi":"10.1111/ijlh.14373","DOIUrl":"https://doi.org/10.1111/ijlh.14373","url":null,"abstract":"<p><strong>Background: </strong>The aim of this study is to determine whether there are any changes in hemorheological parameters, including whole blood viscosity (WBV), plasma viscosity, erythrocyte aggregation, and erythrocyte deformability, in acute ischemic stroke patients, and to establish their relationship with stroke etiology. The study also aims to observe the changes in these parameters, if any, over time and after treatment, and to assess the correlation between risk factors for ischemic stroke and neuroimaging findings.</p><p><strong>Methods: </strong>This was a prospective observational study including 70 patients diagnosed with acute ischemic stroke within the first 3 days of the onset of symptoms and 96 healthy controls. Stroke patients were categorized based on TOAST criteria, and hemorheological parameters were measured at admission and on the fifth day post-treatment. Erythrocyte aggregation and deformability were measured using a laser ektacytometer, and viscosity assessment was conducted with a rotational viscometer.</p><p><strong>Results: </strong>Stroke patients exhibited significant differences from the control group in aggregation amplitude, aggregation index, and aggregation half-time (p = 0.001, p = 0.013, p = 0.009, respectively) and showed elevated maximum value of elongation index (p = 0.000). No significant differences in WBV and plasma viscosity were observed between the groups. Post-treatment, the small vessel occlusion subgroup demonstrated a notable reduction in WBV. Additionally, homocysteine levels showed a positive correlation with scattered white matter lesions in basal ganglia and infratentorial regions (p = 0.002, p = 0.039, respectively).</p><p><strong>Conclusions: </strong>Increased predisposition to erythrocyte aggregation may contribute to the occurrence of acute ischemic stroke. Moreover, gaining the ability of erythrocytes to deform and increase blood flow may serve as a compensatory mechanism in the chronic vascular disease process. The risk factors for ischemic stroke may exhibit connections to specific areas within the brain.</p>","PeriodicalId":94050,"journal":{"name":"International journal of laboratory hematology","volume":" ","pages":""},"PeriodicalIF":0.0,"publicationDate":"2024-10-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142396302","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Biological Reference Ranges for Healthy Indian Blood Donors: Experience of a Tertiary Care Center Vis-à-Vis International Literature.","authors":"Shalini Goel, Aseem Kumar Tiwari, Pawan Kumar Gahlot, Manish Kumar Singh, Renu Saxena, Vaibhav Jadhav, Monisha Sethi, Tan Swee Jin","doi":"10.1111/ijlh.14375","DOIUrl":"https://doi.org/10.1111/ijlh.14375","url":null,"abstract":"<p><strong>Introduction: </strong>Complete blood count is the most common, basic test requisitioned in hematology. The normal reference ranges of hematological parameters are required owing to variable socioeconomic, environmental, and genetic factors in populations. The current study determines the reference ranges of the healthy Indian donor population of a high socioeconomic group.</p><p><strong>Methods: </strong>The study was conducted in the Department of Transfusion Medicine at a tertiary care hospital in India and included 4098 individuals, aged 18-65 years coming for voluntary blood donation from July 2021 to October 2022. Blood samples were collected in K2EDTA, analyzed on the Sysmex XN-31 hematology analyzer, and using statistical tools, the normal reference ranges were calculated.</p><p><strong>Results: </strong>The reference ranges for hemoglobin (HB) (137-185 g/L), WBC (5.1-1.7 × 10⁹/L), platelet count (115.6-370.0 × 10⁹/L) were noted. No statistically significant changes were observed in different age groups. There were gender-wise differences noted in nearly all parameters. The HB and hematocrit (HCT) range was slightly higher in other Indian and other Asian populations with comparable values with the Chinese, Korean populations, and Western populations; RBC parameters were overall comparable with minor differences; the WBC count was higher than the other Indian and Asian populations particularly the upper limit of lymphocyte and monocyte; and the range of platelet counts had a comparable upper limit with all populations and had the lowest lower value in males in our study, which was comparable to only the Chinese population.</p><p><strong>Conclusions: </strong>It is concluded that reference ranges of common parameters were calculated with minor changes noted in all hematological parameters on comparing with other Indian, Asian population, and Western data.</p>","PeriodicalId":94050,"journal":{"name":"International journal of laboratory hematology","volume":" ","pages":""},"PeriodicalIF":0.0,"publicationDate":"2024-10-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142373930","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Application of Gene Expression Microarray for the Classification of Ph-Like B-Cell Acute Lymphoblastic Leukemia.","authors":"Nonthaya Thangrua, Teerapong Siriboonpiputtana, Budsaba Rerkamnuaychoke, Takol Chareonsirisuthigul, Veerawat Korkiatsakul, Pongpak Pongphitcha, Ekchol Mukda, Somchai Chutipongtanate, Samart Pakakasama","doi":"10.1111/ijlh.14370","DOIUrl":"https://doi.org/10.1111/ijlh.14370","url":null,"abstract":"<p><strong>Introduction: </strong>Ph-like ALL has gene expression profile similar to Ph-positive ALL but without the BCR::ABL1 fusion. The disease presents higher rates of severe clinical features and is associated with unfavorable outcomes. There is still no standard pipeline for molecular characterization of the disease, and no valid predictor gene panel is available worldwide.</p><p><strong>Methods: </strong>We performed expression microarray on 25 B-cell ALL and 6 Ph-positive B-cell ALL to cluster and identify the transcriptional signature of Ph-like ALL. qRT-PCR was used to confirm the expression of candidate genes.</p><p><strong>Results: </strong>Four out of 25 samples (16%) shared gene expression signatures related to and clustered with control Ph-positive samples. Analysis of genes differentially expressed in Ph-like B-cell ALL and evidentially functional in normal blood cell development and leukemogenesis, we selected genes as potential biomarkers for Ph-like B-cell ALL in our dataset: ADGRE2, CD9, EPHA7, FAM129C, TCL1A, and VPREB1. Those genes were filtered by Ph-like gene signatures obtained from distinct reliable data, resulting in five genes, CA6, CHN2, JAK1, JCHAIN, and PON2, selected for validation by qRT-PCR. The Ct values of genes, including CA6 (p = 0.0017), PON2 (p = 0.0210), TCL1A (p = 0.0064), and VPREB1 (p = 0.0338), were significant in Ph-like ALL. GSEA analysis identified VPREB1 as enrichment in the KRAS signaling pathway, and several genes that interact with VPREB1 were reported as critical molecules involved in the leukemogenesis of B-cell ALL.</p><p><strong>Conclusion: </strong>In summary, we demonstrate using a gene expression microarray for classifying Ph-like B-cell ALL and highlight VPREB1 as a potential biomarker for this disease.</p>","PeriodicalId":94050,"journal":{"name":"International journal of laboratory hematology","volume":" ","pages":""},"PeriodicalIF":0.0,"publicationDate":"2024-10-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142367981","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Quality Assessment of Cryopreserved Peripheral Blood Stem Cell Products: Evaluation of Two Methods for Flow Cytometric Viability Testing.","authors":"Vladimira Rimac, Ines Bojanić, Marijana Škifić, Sanja Dabelić, Branka Golubić Ćepulić","doi":"10.1111/ijlh.14374","DOIUrl":"https://doi.org/10.1111/ijlh.14374","url":null,"abstract":"<p><strong>Introduction: </strong>The standard flow cytometry method for viability testing using 7-aminoactinomycin D (7-AAD) determines cells in necrosis and late apoptosis. The colony-forming unit (CFU) assay, which evaluates the proliferation ability of HSCs, is also used in graft quality assessment despite known deficiencies that make this assay impractical in routine clinical settings. The aim was to compare the effectiveness of the flow cytometry 7-AAD/annexin V method with the 7-AAD method in assessing the quality of HSCs in autologous and allogeneic peripheral blood stem cell (PBSC) products.</p><p><strong>Methods: </strong>Thirty autologous and 30 allogeneic fresh and thawed cryopreserved PBSC products were included in this study. The viability of HSCs was determined using the 7-AAD method and 7-AAD/annexin V method on a flow cytometer, while their clonogenic capacity was assessed by CFU assay.</p><p><strong>Results: </strong>There was an excellent correlation for CD34+ cell viability between the 7-AAD and the 7-AAD/annexin V method for fresh samples (Rs = 0.930, p < 0.001) and a good correlation for thawed PBSC samples (Rs = 0.739, p < 0.001). Excellent correlation was observed for post-thaw CD34+ cell recovery between the two methods for viability (Rs = 0.980, p < 0.001). Statistical analysis showed a weak correlation between CFU-GM recovery and CD34+ cell recovery, regardless of which viability testing method was used (7-AAD method p = 0.021, Rs = 0.298; 7-AAD/annexin V method p = 0.029, Rs = 0.282).</p><p><strong>Conclusions: </strong>Results of this study showed that in the quality assessment of cryopreserved PBSC product viability, the 7-AAD/annexin V method had no added value compared to the 7-AAD method, which was suitable enough for routine quality control of cryopreserved autologous and allogeneic PBSC samples.</p>","PeriodicalId":94050,"journal":{"name":"International journal of laboratory hematology","volume":" ","pages":""},"PeriodicalIF":0.0,"publicationDate":"2024-09-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142304868","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Does the VWF:CB Assay Help to Diagnose von Willebrand Factor Deficiency in Patients With a Bleeding Disorder of Unknown Cause?","authors":"Marc Trossaërt, Fabienne Genre-Volot, Valérie Horvais, Catherine Ternisien, Pierre Boisseau, Marc Fouassier, Nicolas Drillaud, Benjamin Gillet, Morgane Péré, Antoine Babuty, Emmanuelle Jeanpierre, Emmanuel de Maistre","doi":"10.1111/ijlh.14371","DOIUrl":"https://doi.org/10.1111/ijlh.14371","url":null,"abstract":"<p><strong>Introduction: </strong>The entity entitled bleeding disorder of unknown cause (BDUC) qualifies individuals displaying a mild haemorrhagic profile but normal routine coagulation tests. This study was designed to evaluate whether collagen-binding assay for von Willebrand Factor (VWF) measurement (VWF:CB) could allow to diagnose VW disease in such patients.</p><p><strong>Methods: </strong>A large screening was conducted prospectively in two University Hospitals, using the bleeding assessment tool (BAT) recommended by the International Society of Thrombosis and Hemostasis. Patients with an abnormal BAT were confirmed to have a normal complete hemostatic evaluation. A large range of VWF assays was then carried out on a new blood sample for the 68 individuals (91% women) thus identified. Of note, five VWF:CB using different types of collagen were performed, as well as a comprehensive sequencing of the VWF gene.</p><p><strong>Results: </strong>Of this cohort, only 3 individuals (all blood group O), had a VWF:CB between 40 and 50 IU/dL. No unknown anomaly of the VWF gene was disclosed. Of note, 54% of these patients had unexplained abnormal occlusion times on PFA-200.</p><p><strong>Conclusion: </strong>This study identified 68 cases of BDUC, after screening of a large population, indicating a low incidence. Only 3 cases were potentially confirmed as displaying moderate von Willebrand disease. VWF:CB tests were globally normal in the 65 other patients of the cohort.</p><p><strong>Trial registration: </strong>ClinicalTrials.gov identifier: NCT0279220.</p>","PeriodicalId":94050,"journal":{"name":"International journal of laboratory hematology","volume":" ","pages":""},"PeriodicalIF":0.0,"publicationDate":"2024-09-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142304867","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Binucleated Lymphocytes With Globular Inclusions in Relapsed Splenic Marginal Zone Lymphoma.","authors":"Verónica Roldán Galiacho, Marta Dueñas Usategui, Marta Alonso Varela, Elena Amutio, Juan Carlos García-Ruiz","doi":"10.1111/ijlh.14364","DOIUrl":"https://doi.org/10.1111/ijlh.14364","url":null,"abstract":"","PeriodicalId":94050,"journal":{"name":"International journal of laboratory hematology","volume":" ","pages":""},"PeriodicalIF":0.0,"publicationDate":"2024-09-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142142179","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Evaluation of the immature platelet fraction as a predictive marker of bone marrow regeneration after hematopoietic stem cell transplantation.","authors":"Kélian Steibel, Magalie Joris, Valentin Clichet, Amandine Charbonnier, Judith Desoutter, Jean-Pierre Marolleau, Loïc Garçon, Thomas Boyer","doi":"10.1111/ijlh.14358","DOIUrl":"https://doi.org/10.1111/ijlh.14358","url":null,"abstract":"<p><strong>Introduction: </strong>Hematopoietic stem cell transplantation (HCST) is a widely used therapy in the management of hematological malignancies, leading to cytopenias that require transient transfusions. Platelet recovery (PR) following HSCT is assessed by monitoring platelet count (PC). Immature platelet fraction (IPF) is a research parameter offered by Sysmex® on XN series analyzers, enabling rapid diagnostic orientation in the event of thrombocytopenia. It has also been described as a predictive factor for PR after chemotherapy or HSCT, and thresholds have been proposed.</p><p><strong>Methods: </strong>The objective of this study was to assess the predictive capability of IPF for PR in a prospective cohort of patients undergoing HSCT and to evaluate its utility in guiding platelet transfusion decision.</p><p><strong>Results: </strong>An optimized A-IPF (absolute number of IPF) threshold of 2.5 × 10⁹/L was predictive of a PC greater than 50 × 10⁹/L at day 30 with a sensitivity of 78.9%, specificity of 78.6%, positive predictive value (PPV) of 83.3% and negative predictive value (NPV) of 73.3%. We were able to distinguish patients recovering PC before day 15 with an earlier %IPF peak, greater IPF recovery kinetics and faster neutrophil recovery.</p><p><strong>Conclusion: </strong>A-IPF shows promise as a predictor of PR following HSCT. A multicenter study could help confirm both A-IPF and %IPF (IPF) clinical utility before it is made available to clinicians.</p>","PeriodicalId":94050,"journal":{"name":"International journal of laboratory hematology","volume":" ","pages":""},"PeriodicalIF":0.0,"publicationDate":"2024-09-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142134897","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Fluorescence-Based Platelet Count, Blood Smear and Pre-Analytics Are Decisive in a Case of Fibrin Strand Interference Masking Severe Thrombocytopenia in an ITP Patient.","authors":"Marnix Mylemans, Nancy Boeckx, Ann Janssens, Mercedeh Tajdar, Christine Van Laer","doi":"10.1111/ijlh.14367","DOIUrl":"https://doi.org/10.1111/ijlh.14367","url":null,"abstract":"","PeriodicalId":94050,"journal":{"name":"International journal of laboratory hematology","volume":" ","pages":""},"PeriodicalIF":0.0,"publicationDate":"2024-09-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142127754","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}