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Overall Survival After Allogeneic Transplantation in Advanced Cutaneous T-Cell Lymphomas (CUTALLO): A Propensity Score–Matched Controlled Prospective Study

Year: 2025
Type: article
Abstract: Cutaneous T-cell lymphomas (CTCLs) are rare, usually refractory, and sometimes fatal diseases. Patients presenting with advanced-stage CTCL usually exhibit poor long-term survival outcomes. Only very few treatments have improved progression-free survival (PFS) in advanced CTCL, and no treatment has increased overall survival (OS). In 2023, the results of the CUTALLO trial supported the hypothesis that hematopoietic stem-cell transplantation (HSCT) was associated with significantly longer PFS as compared with standard-of-care treatment among advanced-stage patients although HSCT did not significantly affect OS. We provide herein the final OS data pertaining to the same patient population after a longer median follow-up of 38.9 months. Of the 99 patients included in the analysis, 55 (56%) were assigned to the HSCT group, whereas 44 (44%) were allocated to the non-HSCT group. The updated survival analysis reported that 16 of 55 patients (29%) in the HSCT group and 22 of 44 patients (50%) in the non-HSCT group died. The median OS was not reached in the HSCT group and 51.5 months (95% CI, 26.9 to 51.5) in the non-HSCT group (hazard ratio, 0.40 [95% CI, 0.20 to 0.80]). Compared with the standard of care for advanced CTCL, after extended follow-up, allogeneic HSCT was associated with significantly longer OS.
Institutions: Inserm, Université Paris Cité, Assistance Publique – Hôpitaux de Paris, Hôpital Saint-Louis, Institut de recherche Saint-Louis, Université de Bordeaux, Centre Hospitalier Universitaire de Bordeaux, BoRdeaux Institute of onCology, Hôpital Pontchaillou, Centre Hospitalier Universitaire de Rennes, Hôpital Lyon Sud, Centre Hospitalier Universitaire de Clermont-Ferrand, Université Paris-Est Créteil, Hôpitaux Universitaires Henri-Mondor, Centre National de la Recherche Scientifique, Centre de Recherche en Cancérologie et Immunologie Intégrée Nantes Angers, Centre Hospitalier Universitaire d'Angers, Université d'Angers, Nantes Université, Centre Hospitalier Universitaire de Limoges, Université de Montpellier, Centre Hospitalier Universitaire Amiens-Picardie, Centre Hospitalier Universitaire de Saint-Étienne, Hôpital Ambroise-Paré, Pitié-Salpêtrière Hospital, Centre Hospitalier Universitaire de Toulouse, Centre Hospitalier Universitaire de Poitiers, Centre Hospitalier Universitaire de Besançon, Centre Hospitalier Régional et Universitaire de Nancy, Ingénierie Moléculaire, Cellulaire et Physiopathologie, Université de Lorraine, Université de Rennes, Hospices Civils de Lyon, Centre Hospitalier de Valence, Centre Hospitalier Universitaire de Nice, Hôpital l'Archet, Hôpital Cochin, Institut universitaire du cancer de Toulouse Oncopole, Hôpital Necker-Enfants Malades, Centre Hospitalier Universitaire de Montpellier, Centre Hospitalier Universitaire Henri-Mondor
Language: English
Subfield: Dermatology
Field: Medicine
Open Access status: green
OpenAlex ID: W4411260395
FWCI: 5.579
Cites: 5
Cited by: 7
Related to: 10