Search Results
Results 201 - 250 of 1572
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Petrich Adam - - 2008
We conducted a phase II trial of doxercalciferol, a vitamin D2 analogue, in 15 patients with MDS. Each received doxercalciferol 12.5 microg orally daily for 12 weeks. Nine of 15 patients completed the prescribed course and of these, six had stable disease. No patient had a response (IWG criteria) and ...
Benz Rudolf - - 2008
We report on two elderly patients with newly diagnosed acute myeloid leukemia (AML) who were treated in palliative intention because of comorbidities and intermediate or poor risk cytogenetics. Both received G-CSF to reduce the risk of infection related to neutropenia. Interestingly, one patient achieved a full hematological remission and the ...
Ferrajoli Alessandra - - 2008
We evaluated the activity and tolerability of alemtuzumab given as a continuous infusion for 7 d followed by subcutaneous administration for 11 wk as salvage therapy for 10 patients with fludarabine-refractory chronic lymphocytic leukemia. The continuous infusion of alemtuzumab was well tolerated. The typical infusion reaction seen with intravenous alemtuzumab ...
Huang T-C - - 2008
The differences in clinical features and prognosis between hypoplastic myelodysplastic syndrome (h-MDS) and normo-/hypercellular MDS (NH-MDS) remain unsettled. In this study, the characteristics of 37 h-MDS patients and 152 NH-MDS patients were compared. Peripheral-blood white blood cell counts and bone marrow blast percentage were lower in h-MDS patients than in ...
Norén-Nyström U - - 2008
We retrospectively evaluated reticulin fiber density (RFD) in 166 diagnostic bone marrow (BM) biopsies and 62 biopsies obtained at treatment day 29 from children with acute lymphoblastic leukemia (ALL). Patients with B-cell precursor (BCP)-ALL showed higher RFD as compared to patients with T-cell ALL (P<0.001). RFD correlated negatively with white ...
Kaiafa Georgia - - 2008
Paroxysmal nocturnal hemoglobinuria (PNH) is characterized by absence of CD55 and CD59 from the surface of affected cells. PNH has been associated with myelodysplastic syndromes (MDS). The aim of our study was to estimate the prevalence of the PNH clone in MDS patients by detecting CD55 and CD59 deficiency. We ...
Meyer Lüder H - - 2008
Recently we reported that intact apoptosis signaling is indicative of favorable outcome in childhood acute lymphoblastic leukemia. Here we addressed this issue in 45 pediatric acute myeloid leukemia patients analyzing 2 core apoptogenic events: cytochrome c release and caspase-3 activation. In patients with good prognosis cytochrome c release was clearly ...
Hashino Satoshi - - 2008
Invasive fungal infection is one of the major causes of death in neutropenic patients undergoing allogeneic stem cell transplantation (SCT). Although prophylactic antifungal therapy with fluconazole (FLCZ) has become the standard care for these patients, there remains a need for more effective and cost-beneficial alternative drugs. We conducted a prospective ...
Gangat Naseema - - 2008
The prognostic significance of cytogenetic findings at diagnosis in polycythemia vera (PV) was investigated in a retrospective series of 137 patients. Cytogenetics were normal in 117 patients (85%) and displayed a -Y abnormality in five patients (7% of male patients), and other chromosomal abnormalities in 15 patients (11%). The most ...
Perkins Joanna L - - 2007
BACKGROUND: Hematopoeitic cell transplantation (HCT) in childhood has been associated with late complications including endocrine, neurocognitive, and cardiopulmonary abnormalities. Little is known about the complications of transplantation in infants. PROCEDURE: Eligible subjects underwent HCT for acute lymphoblastic leukemia (ALL) or acute myelogenous leukemia (AML) at less than 3 years of ...
Lamba Amit - - 2007
OBJECTIVE: To study the correlation of histomorphometric data of bone marrow trephine biopsies at the time of initial diagnosis in chronic myeloid leukemia (CML) patients with the patient prognosis. STUDY DESIGN: A total of 40 CML patients were divided equally in group I (developed accelerated phase or blast crisis within ...
Felder-Puig Rosemarie - - 2007
PURPOSE: We did a controlled study to assess adverse psychological reactions (APR) associated with high-dose glucocorticoid therapy and tried to detect somatic correlates for the observed reactions. PATIENTS AND METHODS: Our study included 37 patients with acute lymphoblastic leukemia (ALL) and 11 patients with Morbus Hodgkin (MH) disease, who were ...
Yari Fatemeh - - 2008
BACKGROUND: Recognition of HLA alleles is useful in transplantation and in anthropological and disease studies. Acute lymphoblastic leukemia (ALL) is the most common blood cancer. It is now generally agreed that both genetic and environmental factors play an interactive role in the development of ALL disease. It is unknown whether ...
Zhang Li-jun - - 2007
BACKGROUND: There has been continuous debate as to whether Y chromosome loss is an age related phenomenon or a cytogenetic marker indicating a malignant change. This study aimed to investigate the frequency of Y chromosome loss in the specific patients in order to determine whether it is an age related ...
Maeda Yasuhiro - - 2008
PURPOSE: We previously reported that all-trans retinoic acid (ATRA) inhibited growth in human T-cell leukemia virus type I (HTLV-I)-positive T-cell lines and in fresh cells from patients with adult T cell leukemia (ATL). Here, we confirmed the clinical effects of ATRA in 20 patients with ATL. MATERIALS AND METHODS: The ...
Palandri Francesca - - 2007
CML patients who obtain a complete cytogenetic response (CCgR) may harbor different degrees of molecular disease, which are associated with different progression-free survival. We have compared the pattern and the magnitude of the molecular response (MolR) of 54 early chronic phase (ECP) and of 115 late CP patients who achieved ...
Dahabreh Issa J - - 2007
Hypereosinophilic syndrome (HES) is a heterogeneous group of disorders characterized by unexplained persistent primary eosinophilia causing end-organ damage. We conducted a prospective cohort study of patients fulfilling the diagnostic criteria for HES. Of 20 patients considered eligible for the study, 2 were found to have clonal myeloid disorders, limiting the ...
Kuliszkiewicz-Janus Małgorzata - - 2008
The aim of this investigation was to evaluate the changes in PAF concentrations in the plasma, PBMC and BMMC of patients with acute lymphoblastic leukemia (ALL) and acute myeloblastic leukemia (AML). The plasma was from 23 healthy volunteers (HV) and 44 patients with AL (16 ALL, 28 AML). The PBMC ...
Colović Milica - - 2008
The primary plasma cell leukemia (PCL) is a rare aggressive plasma cell dyscrasia. We investigated its clinical and laboratory aspects in a large series of patients. Among 934 consecutive patients with multiple myeloma (MM), registered between 1978 and 2004 in a single institution, 30 patients [M/F: 22/8; median age (yr): ...
Deininger Michael W N - - 2007
BACKGROUND: Clonal cytogenetic abnormalities (CCA) were detected in Philadelphia chromosome (Ph)-negative cells in some patients with chronic myeloid leukemia (CML) who attained a cytogenetic response to imatinib mesylate. In some patients, CCA/Ph-negative status was associated with myelodysplasia or acute myeloid leukemia. The objective of the current study was to determine ...
Konoplev Sergej - - 2007
BACKGROUND: Rarely, patients who present with pancytopenia and are diagnosed initially with aplastic anemia (AA) subsequently develop a myelodysplastic syndrome (MDS). There has been controversy regarding whether the initial diagnosis of AA is correct or whether these patients have hypocellular MDS at the onset of pancytopenia. METHODS: The authors studied ...
Sharma Poudel B - - 2007
To evaluate the liver function, splenomegaly and related factors in the newly diagnosed acute leukemia patients. One hundred of fifty eight acute leukemia patients admitted in our hospital from March 2003 to April 2006 were studied. The related factors such as peripheral WBC count, bone marrow blasts, peripheral blasts, sex, ...
White Deborah - - 2007
PURPOSE: Intrinsic sensitivity to imatinib, based on measurement of inhibitory concentration 50% for imatinib, is variable in untreated patients with chronic myeloid leukemia (CML). This suggests that patient-tailored dosing may be more rational than a fixed dose for all. Dose optimization potentially could be based on accurate measurement of the ...
Moon Heewon H Department of Laboratory Medicine, School of Medicine, Ewha Womans University, Seoul, - - 2007
HLA-DR negativity is known to be useful for distinguishing acute promyelocytic leukemia (APL) from other subtypes of AML, but non-APL cases without HLA-DR antigen expression have been reported. The purpose of this study was to evaluate and compare the characteristics of APL, HLA-DR negative non-APL, and HLA-DR positive non-APL cases. ...
Barlogie Bart - - 2008
Myelodysplastic syndrome (MDS) is a well-recognized complication of chemotherapy for multiple myeloma (MM). Serial bone marrow metaphase examinations were performed for MM restaging in 3,077 patients undergoing high-dose therapy (HDT). MDS-associated cytogenetic abnormalities (MDS-CAs) were observed in 105 of 2,418 patients in whom cytogenetic data were available after HDT. MDS-CAs ...
Wijermans P W - - 2008
Chronic myelomonocytic leukemia (CMML) characterized by cytopenias, bone marrow and peripheral blood cell dysplasia is notoriously hard to treat. Recent reclassification of CMML as a myelodysplastic/myeloproliferative (MDS/MPS) disease rather than a myelodysplastic syndrome (MDS) by the World Health Organisation (WHO) has led to a review of CMML patients treated with ...
Udayakumar Achandira Muthappa - - 2007
Chromosome aberrations observed at diagnosis are considered to be the most valuable prognostic factors in acute myeloid leukemia (AML). Some specific aberrations vary in frequency among different geographical areas and ethnic groups. There are only limited studies on the role of such variability in AML patients. Here, we report the ...
Lachenal Florence - - 2007
We retrospectively analyzed 77 patients with pathologically diagnosed angioimmunoblastic T-cell lymphoma from a single city. There were 43 men and 34 women; the median age was 64.5 years (range, 30-91 yr). Average time between first symptoms of the disease and diagnosis was 3.6 months. At diagnosis, peripheral nodes were present ...
Aref Salah - - 2007
Matrix metalloproteinases (MMPs) were postulated to have important implication in progression and invasiveness of many malignant disorders. On the other hand the biological role of MMP-2 in acute myeloid leukaemia (AML) is not fully clear. Serum samples from 37 adult patients with AML had been taken before chemotherapy was administered. ...
Sahin F Iffet - - 2007
The role of cytogenetic findings in determining the diagnosis, therapy and prognosis of acute myeloid leukaemia (AML) has become more valuable by the day. In this study, the results of conventional and molecular cytogenetic analyses and clinical outcomes of 66 AML patients of different subgroups aged between 16 and 82 ...
Meza-Espinoza Juan Pablo - - 2007
RT-PCR studies in 93 patients with chronic myelogenous leukemia from the Mexican West were done in order to know the proportion of b2a2 and b3a2 BCR/ABL1 transcripts. Forty-five patients showed the b3a2 transcript (48%), 37 (40%) displayed the b2a2 and in 11 cases (12%) both transcripts were detected. Statistical analyses ...
Gupta Raavi - - 2007
The present study analysed the clinicopathological features of nine myelodysplastic syndrome (MDS) patients in which del(20q) was the sole cytogenetic abnormality and a control group of 17 adult patients with idiopathic thrombocytopenic purpura (ITP). Seven of nine del(20q) patients were thrombocytopenic and six of nine were mildly anaemic at presentation. ...
Aichberger K J - - 2007
Central nervous system (CNS) relapse in chronic myeloid leukaemia (CML) is rare and if recorded is usually found to occur in patients with lymphoblastic transformation. The BCR/ABL tyrosine kinase inhibitor imatinib is highly effective in patients with CML, but hardly crosses the blood-brain barrier. We report on two CML patients ...
Hatirnaz Ozden - - 2007
SOCS-1, an important protein in the JAK/STAT pathway, has a role in the down stream of BCR-ABL protein kinase. We investigated 56 CML patients and 16 controls for the methylation status of SOCS-1 gene promoter and Exon 2 regions. Exon 2 was found to be methylated in 58.9% of the ...
Li Xiaoqing - - 2007
The development of imatinib is a milestone in the treatment of chronic myeloid leukemia (CML), and its therapeutic effect has been extensively investigated in CML patients carrying M-bcr and m-bcr BCR/ABL fusion transcripts. However, our knowledge about its therapeutic effect on CML patients with rare BCR/ABL fusion transcripts e19a2(u-bcr) remains ...
Otero Luize - - 2007
CONTEXT AND OBJECTIVE: Following hematopoietic stem cell transplantation (HSCT), karyotyping is a valuable tool for monitoring engraftment and disease status. Few studies have examined the prognostic significance of karyotypes in patients who underwent HSCT for chronic myeloid leukemia (CML). The objective of this study was to evaluate the significance of ...
Dixit Ashish - - 2007
Between January 2001 and December 2003, 67 patients with acute leukemia were evaluated prospectively for hemostatic abnormality at presentation, of which 43 (64.2%) had acute lymphoblastic leukemia and 24 (35.8%) had acute myelogenous leukemia. At presentation, 27 patients (40.3%) had bleeding manifestations. Thrombocytopenia was present in 57 patients (85%), and ...
Cho Byung-Sik - - 2007
OBJECTIVES: Imatinib (Glivec, STI571) has been successfully used in patients with chronic myelogenous leukemia and acute lymphoblastic leukemia with the Philadelphia chromosome (Ph). We used imatinib interim therapy for four consecutive patients with newly diagnosed Ph+ acute myeloid leukemia (AML). We monitored the patient status for minimal residual disease by ...
Aisa Yoshinobu - - 2007
Eosinophilia is observed in a variety of disorders including acute and chronic graft-versus-host disease (GVHD). The clinical records of 237 patients who underwent allogeneic stem cell transplantation (allo-SCT) were retrospectively reviewed. Eosinophilia, defined as a relative eosinophil count>4% within the first 100 days, was observed in 135 patients (57%). The ...
Blum William - - 2007
Therapeutic apheresis (TA), as a way of rapidly eliminating harmful or excessive blood components such as plasma proteins (plasma exchange) or cells (leukapheresis and platelet apheresis), has found broad application in a vast array of hematologic disorders. The most common hematologic indications for TA are leukocytosis in acute leukemias and ...
Beran Miloslav - - 2007
Chronic myelomonocytic leukemia continues to be a poorly understood disease, defined by clinical rather than biological features, with no consensus on optimal therapy. In the past, patients were often assessed for risk using scoring systems developed for other diseases, notably the International Prognostic Scoring System commonly used for myelodysplastic syndrome. ...
Jillella Anand P - - 2007
Twenty-one patients with hematologic malignancies were treated with the fludarabine (120-125 mg/m(2)) and cyclophosphamide (120 mg/kg) nonmyeloablative conditioning regimen. Graft versus host disease (GVHD) and graft rejection prophylaxis was with tacrolimus and mycophenolate mofetil. Thirteen of the 21 patients (62%) had mixed chimerism (< or = 90% donor cells) at ...
Han D M - - 2007
The genesis and development of tumor are closely connected with immune system and neuroendocrine system. To investigate the changes of neuroendocrine and immune system in leukemia patients and their probable connection with leukemia, we studied five groups of patients including leukemia patients with normal temperature, leukemia patients with high temperature ...
Us Tercan - - 2007
Parvovirus B19 has a marked tropism for erythroid progenitor cells. This may lead to chronic anemia in predisposed individuals. The purpose of the study was to investigate the frequency of parvovirus B19 infections in patients with diagnosis of haematological disorders. In order to determine the diagnostic use of different markers ...
Huh Jungwon - - 2007
The immature reticulocyte fraction (IRF) in peripheral blood, as determined by automated reticulocyte analysis, is calculated using the sum of medium and highly fluorescent reticulocyte numbers and provides information about erythropoietic activity in bone marrow. The purpose of this study was to investigate erroneously elevated IRF in leukemic patients, as ...
Wimazal Friedrich - - 2007
It may sometimes be difficult to diagnose low risk MDS in patients with mild cytopenia. We report on 10 patients with mild to marked, unexplained cytopenia without definitive signs of a myeloid neoplasm. In two patients, a karyotype-abnormality (trisomy 14; monosomy 7) was detected in a small subset of bone ...
Osorio S - - 2007
Imatinib is the drug of first choice for most patients with chronic phase chronic myeloid leukemia (CML). Although it is generally well tolerated, a number of hematological and nonhematological side-effects have been described. We report here that imatinib induces hypophosphatemia in a high proportion of our series of CML patients ...
Böhm Alexandra - - 2007
BACKGROUND: In a group of patients with systemic mastocytosis (SM), marked and sustained eosinophilia is detectable (SM-eo). OBJECTIVE: Although the molecular defect has been defined in some cases, little is known about the impact and clinical correlates of eosinophilia. METHODS: In a cohort of 63 patients with SM, we identified ...
Madden Renee M - - 2007
BACKGROUND: Despite extensive studies of atovaquone in human immunodeficiency virus (HIV)-infected patients, there is little information about its efficacy as a prophylactic agent for Pneumocystis carinii pneumonia (PCP) in pediatric patients with cancer. Therefore, a retrospective analysis was conducted to determine the incidence of PCP in pediatric patients who received ...
Arbel Yaron - - 2007
Anthracyclines reduce myocardial repolarization reserve and might increase the risk for Torsades de Pointes a long time after treatment. We studied all the publications concerning Torsades de Pointes in patients previously treated with anthracyclines to investigate the clinical circumstances leading to this rare life-threatening complication. Our literature search yielded nine ...
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