Publications by authors named "Yong-Qiang Wei"

Background: Castleman disease (CD) is a group of rare and heterogenous lymphoproliferative disorders including unicentric CD (UCD), human herpesvirus-8(HHV-8)-associated multicentric CD (HHV8-MCD), and HHV-8-negative/idiopathic multicentric CD (iMCD). Knowledge of CD mainly comes from case series or retrospective studies, but the inclusion criteria of these studies vary because the Castleman Disease Collaborative Network (CDCN) diagnostic criteria for iMCD and UCD were not available until 2017 and 2020, respectively. Further, these criteria and guidelines have not been systematically evaluated.

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Background: Doxycycline was demonstrated in a retrospective study to be associated with greater survival in patients with light chain amyloidosis. Therefore, we prospectively compared the efficacy of bortezomib-cyclophosphamide-dexamethasone (CyBorD) and CyBorD combined with doxycycline for cardiac light chain amyloidosis.

Methods: This was a multicenter, open-label, randomized controlled trial.

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In this study, we aimed to investigate treatment options and the prognosis of patients with WM in China. This retrospective study included 1141 patients diagnosed with symptomatic WM between January 2003 and December 2019 at 35 tertiary hospitals in 22 provinces of China. Fifty-four patients (7.

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Objective: To analyze the coagulation function and relevant factors of adults patients with acute lymphoblastic leukemia treated with pegasparase (PEG-ASP) or L-asaraginase (L-ASP).

Methods: The clinical features of 153 patients with acute lymphoblastic leukemia (ALL) received L-ASP or PEG-ASP in our hospital from January 2010 to January 2015 year were analyzed retrospectively. Among 153 patients, 108 patients received L-ASP treatment and 45 patients received PEG-ASP treatment.

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Objective: The study was to analyze the acute heart failure's risk factors and clinical characteristics for the patient with chronic myelogenous leukemia (CML) during the early stage (within 100 d) of allogeneic hematopoietic stem cell transplantation (allo-HSCT).

Methods: A total of 106 cases of CML received allo-HSCT were retrospectively studied in Nanfang Hospital from May 2003 to May 2013. On the basis of existence or absence of acute heart failure during early stage of allo-HSCT (100 d), the patients were divided into heart failure (15 cases) and control group (91 cases).

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Objective: To compare the treatment efficacy of imatinib mesylate versus allogeneic hematopoietic stem cell transplantation (allo-HSCT) for patients with chronic myeloid leukemia in chronic phase.

Methods: The efficacy, overall survival, progression-free survival and adverse events were evaluated in 198 patients on these two therapies from February 2002 to December 2012 at our hospital. One hundred and fifteen cases in imatinib group (n = 115) received imatinib at an initial daily dose of 400 mg and then dose was adjusted according to blood routine test and therapy response.

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Objective: To investigate and compare the clinical implications of p16 deletion in childhood and adult B-lineage acute lymphoblastic leukemia (B-ALL).

Methods: A total of 129 cases of de novo childhood (73 cases) and adult (56 cases) B-ALL were examined genetically and immunologically using G-banding techniqhe, interphase fluorescence in situ hybridization (I-FISH) and immunophenotyping by flow cytometry, and their clinical data were retrospectively analyzed.

Results: Of 73 childhood cases, the prevalences of homozygous deletion, hemizygous deletion and no deletion of p16 were 24.

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Knowledge concerning the clinical and biological characteristics of acute leukemia of ambiguous lineage (ALAL) is limited so that there has been a lack of uniformity in treatment. In this report, we retrospectively investigated the effect of intensified conditioning on adult ALAL undergoing allogeneic hematopoietic stem cell transplantation (allo-HSCT). A total of 59 patients with ALAL (male in 37 cases and female in 22 cases) were consecutively enrolled in the data analyses.

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Objective: To comprehend the abnormalities of JAK2, c-mp, EPOR, MPW515L/K and TET2 genes in patients with familial myeloproliferative neoplasm (MPN) and their relatives, and to explore mechanism of MPN pathogenesis.

Methods: The complete blood counts of 2 brothers diagnosed with MPN in out hospital and their family members (15 persons in together) were performed, and bone marrow (BM) examinations in patients with abnormal blood count were performed PCR, DNA sequencing were used to evaluate the expression of related genes.

Results: The elder brother was diagnosed with essential thrombocythemia (ET), the younger one was polycythemia vera (PV), and others had no clinical manifestation.

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Objective: To explore the relationship between serum α1-acid glycoprotein (AGP), disease progression, imatinib plasma trough concentration and efficacy in the patients with chronic myeloid leukemia (CML).

Methods: A total of 112 CML patients were recruited from August 2008 to February 2010 in our hospital. There were 72 males and 40 females with a median age of 39 years old (range: 6 - 76 years old).

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Aim: To evaluate the value of multiprobe Fluorescence in situ hybridization (FISH) panel in detection of the common cytogenetic abnormalities in acute myeloidleukemia( AML). And to investigate its association with clinical diagnosis, chemotherapy and prognosis.

Methods: Using the multiprobe AML/MDS panel designed to detect upto eight different FISH probes, which was for AML1/ETO transfusion gene, PML-RARα transfusion gene, CBFβ/MYH11 transfusion gene, MLL breakapart, P53 deletion,Del(5q), Del(7q), Del(20q), 40 cases of AML were investigated.

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High-dose arabinoside (HiDAC) and daunorubicin (DNR)-based chemotherapy are the primary consolidation treatment options for older adults (50-60 years old) with acute myeloid leukemia in China. We analyzed the event-free survival (EFS) and hospital treatment charges of older adult patients with different cytogenetic risk profiles. In patients with a better/intermediate risk profile, the average total treatment cost of HiDAC was similar to that of DNR (P = 0.

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In this study we investigated the etiology and pathogenesis of nephrotic syndrome (NS) after allogeneic hematopoietic stem cell transplantation (allo-HSCT) in 257 patients with hematopoietic malignancies who survived more than 2 months post allo-HSCT. Associations of NS with the conditioning regimen, graft versus host disease (GVHD), and other variables were analyzed. Pathologic features of the kidney, regulatory T cells (Tregs), interferon-γ (IFN-γ), and tumor necrosis factor-α (TNF-α) were studied.

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This study was purposed to explore the feasibility of simultaneous analysis of telomere length and cell surface antigen by multicolor Flow-FISH to assess minimal residual disease (MRD) in leukemia. The telomere length in 34 leukemia patients versus 20 normal controls was compared by using Flow-FISH, and the relationship between telomere length and therapeutic effect and prognosis was analyzed preliminarily. As for those patients with follow-up samples, the changes of telomere length combined with surface antigen in different courses of disease were observed by multicolor Flow-FISH.

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Allogeneic hematopoietic stem cell transplantation (allo-HSCT) remains the only curative therapy for chronic myelogenous leukemia (CML). In this study, the long-term outcomes of HLA-matched sibling donor (MSD) with mismatched related donor (MRD) and unrelated donor (URD) transplantation for CML in the first chronic phase (CML-CP1) using different graft vs. host disease (GVHD) prophylaxis regimens according to donor source and the degree of HLA matching were compared.

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Objective: To investigate the characteristics of chest high-resolution computed tomography (HRCT) and pathogenesis of acute graft versus host disease (aGVHD)-induced lung injury after allogenic hematopoietic stem cell transplantation (allo-HSCT).

Methods: Chest HRCT was performed in 47 patients with aGVHD of grade II - IV after allo-HSCT. Twenty-four of the patients underwent different treatment regimens against aGVHD.

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Objective: To investigate the characteristics of chest high-resolution computed tomography (HRCT) and pathogenesis of acute graft versus host disease (acute GVHD)-induced lung injury after allogeneic haematopoietic stem cell transplantation (allo-HSCT).

Methods: A study of 47 patients with acute GVHD of grades II-IV describes the clinical manifestations and characteristics of chest HRCT of acute GVHD-induced lung injury. Detection of serum interferon gamma (IFNgamma) and tumour necrosis factor alpha (TNFalpha) were performed before the treatment for acute GVHD.

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Objective: To investigate the variation of immune index in patients with systemic lupus erythematosus (SLE) treated with autologous purified CD34+ cells transplantation and to clarify the relationship with pathogenesis and prognosis.

Methods: Flow cytometry (FCM) and enzyme linked immunosorbent assay (ELISA) were used to test lymphocyte subsets, C3, C4, CH50, autoantibodies and immunoglobulin for 18 cases of SLE before and after transplantation.

Results: The results showed that the ratio of all the T cell subsets reduced obviously in early post graft and recovered gradually in 1 to 3 months after transplantation except CD45RO(+)CD4(+) cells.

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Objective: To deepen the understanding of chronic disseminated candidiasis (CDC) in patients with acute leukemia (AL).

Methods: CDC was investigated in 119 AL patients who received induction chemotherapy from August 2004 to May 2005. Clinical manifestations, laboratory tests, imaging modalities, diagnosis and treatment were investigated retrospectively.

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Objective: To explore the effects of graft composition on hematopoietic reconstitution and graft-versus-host disease (GVHD) in HLA-identical related donor peripheral blood stem cell transplantation (PBSCT) for hematological malignancies.

Methods: The relationship between the number of graft composition and their hematopoietic reconstitution and GVHD in 107 patients with hematological malignancies undergoing HLA-identical related donor PBSCT was retrospectively analyzed.

Results: None of the graft composition numbers had correlation with the time of neutrophil reconstitution.

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Objective: To investigate the clinical manifestations, pathology, diagnosis, treatment, and pathogenesis of late-onset nephrotic syndrome (NS) after allogenic hematopoietic stem cell transplantation (allo-HSCT).

Methods: NS post-HSCT was investigated in 167 patients with hematopoietic malignancies who survived more than 3 months after allo-HSCT. The clinical manifestations, pathology, diagnosis, and treatment were investigated in a retrospective study.

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Objective: To investigate the morbidity, clinical manifestations, and imageology characteristics, and the influencing factors of severe cyclosporine A (CsA)-related neurotoxicity (SNCT) in the patients after allogenic hematopoietic stem cell transplantation (allo-HSCT).

Methods: Finding of SNCT was carried out in 164 allo-HSCT recipients from January 2003 to June 2006. Clinical characteristics were analysed, including precursory symptoms and clinical manifestations.

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Objective: To compare the therapeutic effect for leukemia between related donor hematopoietic stem cell transplantation (RD-HSCT) and unrelated donor hematopoietic stem cell transplantation (URD-HSCT).

Methods: 115 patients received allo-HSCT, of whom 68 received RD-HSCT and 47 received URD-HSCT. All patients were HLA serologically matched.

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Objective: To compare the hemopoietic reconstitution, immune reconstitution, infection, incidence of graft-versus-host disease (GVHD) and clinical outcome between unrelated donor peripheral blood stem cell (PBSC) transplantation and bone marrow (BM) transplantation for leukemias.

Methods: The clinical results of 21 leukemia patients receiving G-CSF mobilized PBSC graft from unrelated donors were compared with that of 32 patients receiving unrelated BM transplants.

Results: Compared with BM grafts, the PBSC graft contained significantly more nucleated cells (P = 0.

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Objective: To compare the effect of unrelated donor bone marrow (BM) transplantation and peripheral blood stem cell (PBSC) transplantation in light of hemopoietic reconstitution, immune reconstitution, infection, incidence of graft-versus-host disease (GVHD) and other complications in patients with leukemia.

Methods: The clinical outcomes of 16 patients receiving unrelated PBSC graft mobilized by granulocyte colony-stimulating factor (G-CSF) were compared with 30 patients receiving unrelated BM transplantation.

Results: Engraftment was achieved in 97.

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