Introduction: This study was initiated to investigate the risk factors of secondary infections in febrile neutropenic patients following chemotherapy, and to evaluate the clinical, microbiological, and mortality outcomes of these infections.
Methodology: An evaluation was done on all patients with hematological malignancy who developed a febrile neutropenic episode (FNE) after cytotoxic chemotherapy in the Department of Hematology, Akdeniz University Faculty of Medicine, between January 2007 and December 2008.
Results: A total of 294 primary FNEs that responded to the initial empirical or targeted treatment were included in the study, and secondary infections developed after 72 (24.5%) of 294 primary FNEs. Risk factors for secondary infections were determined as acute leukemia as the underlying disease, salvage chemotherapy for refractory/relapse diseases, prolonged neutropenia (10 days and over), Multinational Association of Supportive Care in Cancer (MASSC) score < 21, and fungal infection during the primary episode. The mortality rate of patients who developed secondary infections was significantly higher compared to patients without secondary infections (27.8% and 5.4%, respectively; p = 0.001).
Conclusions: The development of secondary infections in patients with hematological malignancy was not very rare. Greater concern should be shown for these infections to increase patient survival rates.
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http://dx.doi.org/10.3855/jidc.8530 | DOI Listing |
EMBO Mol Med
January 2025
Medical Clinic III for Oncology, Hematology, Immuno-Oncology and Rheumatology, University Hospital Bonn, University of Bonn, Venusberg-Campus 1, 53127, Bonn, Germany.
Studying the human immune system in vivo is challenging and often not possible. Therefore, most human immunology studies have been predominantly confined to peripheral blood analyses, which by themselves have inherent limitations, as many immune reactions take place within tissues. For example, potent antibody responses that contribute to fighting infections and provide protection following vaccination require cellular interactions between B cells and T cells in specialized micro-anatomical structures called germinal centers, which are found in secondary lymphoid organs such as spleen, lymph nodes, and tonsils.
View Article and Find Full Text PDFSignal Transduct Target Ther
January 2025
Laboratory of Aging Research and Cancer Drug Target, State Key Laboratory of Biotherapy and Cancer Center, National Clinical Research Center for Geriatrics, West China Hospital, Sichuan University, No. 17, Block 3, Southern Renmin Road, Chengdu, Sichuan, 610041, People's Republic of China.
The newly emerged variants of severe acute respiratory syndrome coronavirus-2 (SARS-CoV-2) demonstrate resistance to present therapeutic antibodies as well as the capability to evade vaccination-elicited antibodies. JN.1 sublineages were demonstrated as one of the most immune-evasive variants, showing higher neutralization resistance compared to XBB.
View Article and Find Full Text PDFClin Microbiol Infect
January 2025
Infectious Diseases and Microbiology Division, Hospital Universitario Virgen Macarena; Department of Medicine, University of Seville; Instituto de Biomedicina de Sevilla (IBiS)/Consejo Superior de Investigaciones Científicas (CSIC), Seville, Spain; CIBERINFEC, Instituto de Salud Carlos III, Madrid, Spain.
Background: Data sharing accelerates scientific progress and improves evidence quality. Even though journals and funding institutions require investigators to share data, only a small part of studies made their data publicly available upon publication. The procedures necessary to share retrospective data for re-use in secondary data analysis projects can be cumbersome.
View Article and Find Full Text PDFTransplant Cell Ther
January 2025
Chair of Hematology, University of Milan; Division of Hematology and Stem Cell Transplantation, Fondazione IRCCS Istituto Nazionale dei Tumori di Milano.
Background: Anti-CD19 CAR T-cells have revolutionized outcomes in relapsed/refractory large B-cell lymphomas. Long-term follow-up underscored the role of hematological toxicity in non-relapse mortality, largely driven by infections, leading to the development of the CAR-HEMATOTOX (HT) score for predicting neutropenia. The European scientific community (EHA/EBMT) later reached a consensus, defining a new entity: immune effector cell-associated hematotoxicity (ICAHT).
View Article and Find Full Text PDFObjective: We are still in search of new therapeutic options for COVID-19 to prevent new infections, enable fast recovery and reduce the long-lasting symptoms or sequelae. This study aimed to investigate the short- and long-term effects of inhaled aviptadil on hospitalized, adult COVID-19 patients.
Methods: A multicenter, prospective, placebo-controlled, comparative, randomized, double-blind clinical trial was conducted.
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