Immune reconstitution inflammatory syndrome is a common manifestation in human immunodeficiency virus (HIV)-positive patients infected with tuberculosis (TB). One of the unusual complications of this condition is the development of psoas abscess. We describe a case of immune reconstitution inflammatory syndrome (IRIS) in a patient with disseminated TB under treatment, HIV-positive with a low CD4 cell count, complicated by bilateral psoas abscess. Our patient presented with fever, abdominal pain, and lymphadenopathy, typical symptoms of TB-IRIS. Diagnosis was confirmed by surgical drainage of the abscess of the right iliac psoas muscle with detection of acid-fast bacteria on Ziehl-Neelsen staining and negative culture of purulent discharge. Treatment with prednisone was started in addition to continuation of antituberculosis therapy and antiretroviral therapy.
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http://dx.doi.org/10.1177/23259582241293302 | DOI Listing |
Expert Opin Drug Saf
January 2025
Department of Medical and Surgical Sciences and Advanced Technologies "G.F. Ingrassia", University of Catania, Catania, Italy.
Zhonghua Xue Ye Xue Za Zhi
November 2024
Department of Hematology, Nanfang Hospital, Southern Medical University, Clinical Medical Research Center of Hematological Diseases of Guangdong Province, Guangzhou 510515, China.
This study aimed to investigate the association between early immune reconstitution and Epstein-Barr virus (EBV) reactivation by analyzing changes in natural killer (NK), B, and T cells and their functional status in the peripheral blood during the early post-transplant period. This study included 23 patients who underwent haplo-hematopoietic stem cell transplantation (HSCT). The immune reconstitution of NK cells, T cells, and B cells as well as the expression levels of NK and T cell exhaustion markers (PD-1, TIM-3, and CTLA-4) and cytotoxic function at 1, 2, and 3 months post-transplantation were compared between patients with EBV activation (EBV+ group) and those without activation (EBV- group) post- transplantation.
View Article and Find Full Text PDFNature
January 2025
Columbia Center for Translational Immunology, Department of Medicine, Columbia University Vagelos College of Physicians and Surgeons, New York, NY, USA.
Stem cells reside in specialized microenvironments, termed niches, at several different locations in tissues. The differential functions of heterogeneous stem cells and niches are important given the increasing clinical applications of stem-cell transplantation and immunotherapy. Whether hierarchical structures among stem cells at distinct niches exist and further control aspects of immune tolerance is unknown.
View Article and Find Full Text PDFFront Immunol
December 2024
German Cancer Consortium (DKTK), Partner site Frankfurt/Mainz, a partnership between DKFZ and University Medical Center Frankfurt, Frankfurt, Germany.
Introduction: Posttransplant cyclophosphamide (PTCy) has revolutionized the landscape of human leukocyte antigen (HLA)-haploidentical hematopoietic cell transplantation (haplo-HCT), providing a pivotal therapeutic option for patients with hematological malignancies who lack an HLA-matched donor.
Methods: In this retrospective analysis involving 54 adult patients undergoing PTCy-based haplo-HCT, we evaluated the impact of inhibitory killer immunoglobulin-like receptor (KIR)/HLA mismatch, alongside patient, donor, and transplant factors, on clinical outcomes within a homogeneous cohort characterized by a myeloablative conditioning regimen and bone marrow graft.
Results: With a median follow-up of 73.
Infect Drug Resist
December 2024
Department of AIDS Clinical Research Center, The First Affiliated Hospital of Henan University of Chinese Medicine, Zhengzhou, People's Republic of China.
Antiretroviral therapy can reduce human immunodeficiency virus (HIV) load to undetectable levels and restore CD4+ T cells to rebuild immune function in patients with HIV. However, some patients fail to achieve immune reconstitution despite treatment. Traditional Chinese medicine is an important branch of complementary and alternative medicine for the treatment of HIV infection, and a growing number of studies has demonstrated that traditional Chinese medicine can increase CD4+ T cell counts in patients, thereby promoting immune reconstitution, ameliorating symptoms and signs, and improving quality of life.
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