Background: AIDS-related NK/T-cell lymphoma is a rare subtype of AIDS-related lymphomas, characterized by a poor prognosis and lack of standardized treatment protocols. To date, there have been no reported cases of AIDS-associated NK/T-cell lymphoma in remission followed by treatment-related acute myeloid leukemia (t-AML), where both the lymphoma and AML achieved remission and long-term survival through chemotherapy alone.
Case Presentation: We report a case of a patient diagnosed with AIDS-related extra-nodal NK/T-cell lymphoma (ENKTCL). The patient achieved complete remission after receiving six cycles of chemotherapy, local radiotherapy, and combination antiretroviral therapy (cART). Throughout the follow-up period, the patient continued cART treatment, maintaining an HIV-RNA level below the lower limit of detection. However, 70 months later, the patient developed new symptoms and was subsequently diagnosed with acute myeloid leukemia (AML) M4 subtype. Following the completion of 10 cycles of chemotherapy and ongoing cART, the patient achieved complete remission of AML, with an overall survival time exceeding 103 months from the initial ENKTCL diagnosis.
Conclusions: This case highlights the effectiveness of chemotherapy combined with cART in the treatment of AIDS-associated NK/T-cell lymphoma and secondary treatment-related leukemia. This approach may serve as a viable option for patients who are not candidates for bone marrow transplantation. Furthermore, this case underscores the importance of long-term follow-up in the management of AIDS-associated malignancies.
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http://dx.doi.org/10.1016/j.heliyon.2024.e33622 | DOI Listing |
Clin Nucl Med
February 2025
From the Department of Diagnostic, Molecular, and Interventional Radiology, Icahn School of Medicine at Mount Sinai West, New York, NY.
Extranodal natural killer/T-cell lymphoma (ENKTCL) is an aggressive EBV-associated non-Hodgkin lymphoma, most commonly arising from within the mucosa of the upper aerodigestive tract, typically with nasal presentation. Here, we present an interesting case of a 36-year-old man with ENKTCL with an atypical pattern of disease progression despite 3 cycles of SMILE chemotherapy. Restaging 18F-FDG PET/CT demonstrated widespread uptake within the skeletal musculature in a distribution concerning for a paraneoplastic polymyositis.
View Article and Find Full Text PDFArch Med Res
January 2025
Department of Laboratory Medicine, Yonsei University Wonju College of Medicine, Wonju, South Korea; Center for Precision Medicine and Genomics, Wonju Severance Christian Hospital, Wonju, South Korea. Electronic address:
Background: Lymphoma is a common hematological malignancy with diverse morphological and immunophenotypic characteristics that may affect treatment and outcomes. Thus, accurate differential diagnosis is crucial, and molecular genetic testing is valuable. We aimed to investigate the genetic characteristics of Korean patients with lymphoma using a next-generation sequencing (NGS)-based targeted panel.
View Article and Find Full Text PDFCancer
January 2025
State Key Laboratory of Oncology in South China, Collaborative Innovation Center for Cancer Medicine, Sun Yat-Sen University Cancer Center, Guangzhou, China.
Introduction: The prognosis of relapsed or refractory mature T- and natural killer (NK)-cell lymphoma remains dismal. Novel agents are urgently needed to improve the outcomes for this population.
Methods: In this phase 2, multicenter, open-label, single-arm study (NCT03776279), the authors report the efficacy and safety of liposomal mitoxantrone (Lipo-MIT) monotherapy in patients with relapsed or refractory mature T- and NK-cell lymphoma.
Exp Hematol Oncol
January 2025
Medical Center of Hematology, Xinqiao Hospital of Army Medical University, Chongqing, 400037, China.
Background: Due to the lack of effective treatment options, the prognosis of patients with relapsed/refractory acute myeloid leukemia (R/R AML) remains poor. Although chimeric antigen receptor (CAR)-T-cell therapy has shown promising effects in acute lymphoblastic leukemia (ALL) and lymphoma, its application in R/R AML is limited by "off-target" effects, which lead to severe bone marrow suppression and limit its clinical application. CAR-natural killer (NK) cells not only exhibit antitumor effects but also demonstrate increased safety and universality.
View Article and Find Full Text PDFPLoS One
December 2024
Department of Internal Medicine, Division of Hematology-Oncology, E-Da Hospital, I-Shou University, Kaohsiung, Taiwan.
Nasopharyngeal carcinoma (NPC) and extranodal NK/T-cell lymphoma (ENKTL) are associated with the Epstein-Barr virus (EBV). The current study aimed to evaluate the trends in the incidence of ENKTL and NPC in Taiwan within the last 15-30 years. To assess the incidence of ENKTL from 2008 to 2021 and NPC from 1995 to 2021, an epidemiological study was performed using population-based registry data from the Taiwan Cancer Registry.
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