The CAR-HEMATOTOX score as a prognostic model of toxicity and response in patients receiving BCMA-directed CAR-T for relapsed/refractory multiple myeloma

Autor: Kai Rejeski, Doris K. Hansen, Radhika Bansal, Pierre Sesques, Sikander Ailawadhi, Jennifer M. Logue, Eva Bräunlein, David M. Cordas dos Santos, Ciara L. Freeman, Melissa Alsina, Sebastian Theurich, Yucai Wang, Angela M. Krackhardt, Frederick L. Locke, Emmanuel Bachy, Michael D. Jain, Yi Lin, Marion Subklewe
Jazyk: angličtina
Rok vydání: 2023
Předmět:
Zdroj: Journal of Hematology & Oncology, Vol 16, Iss 1, Pp 1-13 (2023)
Druh dokumentu: article
ISSN: 1756-8722
DOI: 10.1186/s13045-023-01465-x
Popis: Abstract Background BCMA-directed CAR T-cell therapy (CAR-T) has altered the treatment landscape of relapsed/refractory (r/r) multiple myeloma, but is hampered by unique side effects that can lengthen hospital stays and increase morbidity. Hematological toxicity (e.g. profound and prolonged cytopenias) represents the most common grade ≥ 3 toxicity and can predispose for severe infectious complications. Here, we examined the utility of the CAR-HEMATOTOX (HT) score to predict toxicity and survival outcomes in patients receiving standard-of-care idecabtagene vicleucel and ciltacabtagene autoleucel. Methods Data were retrospectively collected from 113 r/r multiple myeloma patients treated between April 2021 and July 2022 across six international CAR-T centers. The HT score—composed of factors related to hematopoietic reserve and baseline inflammatory state—was determined prior to lymphodepleting chemotherapy. Results At lymphodepletion, 63 patients were HTlow (score 0–1) and 50 patients were HThigh (score ≥ 2). Compared to their HTlow counterparts, HThigh patients displayed prolonged severe neutropenia (median 9 vs. 3 days, p
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