Peeling Back the Layers: Recurrent Talquetamab Skin Toxicity After Supportive Stem Cell Boost in Multiple Myeloma.

IF 1.7 4区 医学 Q3 HEMATOLOGY
Alexander D Heini, Vera Ulrike Bacher, Dilara Akhoundova, Katja Seipel, Thomas Pabst
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引用次数: 0

Abstract

Bispecific antibodies have meaningfully expanded the therapeutic armentarium in multiple myeloma. Talquetamab is a CD3+ T cell redirecting antibody targeting GPRC5D, which is expressed on multiple myeloma plasma cells as well as in keratinized tissues. Due to the expression pattern, toxicity of talquetamab involves skin toxicity. Here we report the case of a patient who was treated with talquetamab after relapse after CAR-T therapy. The patient developed a severe recurrence of talquetamab-mediated skin toxicity after the administration of a supportive hematopoietic stem cell boost to treat persistent late cytopenias after CAR-T therapy. This case underscores the complex dynamics between novel immunotherapies like talquetamab and stem cell-based interventions in the context of MM treatment, shedding light on the need for personalized approaches to maximize the benefits of these therapies while minimizing their associated adverse effects.

层层剥离:多发性骨髓瘤辅助性干细胞增强疗法后复发的他克莫司皮肤毒性。
双特异性抗体大大扩展了多发性骨髓瘤的治疗范围。Talquetamab 是一种靶向 GPRC5D 的 CD3+ T 细胞重定向抗体,GPRC5D 在多发性骨髓瘤浆细胞和角质化组织中均有表达。由于其表达模式,talquetamab 的毒性涉及皮肤毒性。在此,我们报告了一例在 CAR-T 疗法后复发并接受了他昔单抗治疗的患者。该患者在接受支持性造血干细胞增殖治疗以治疗 CAR-T 疗法后持续的晚期细胞减少症后,由他喹单抗介导的皮肤毒性严重复发。该病例强调了在治疗MM时,新型免疫疗法(如talquetamab)与干细胞干预之间的复杂动态关系,揭示了个性化方法的必要性,以最大限度地发挥这些疗法的益处,同时最大限度地减少其相关不良反应。
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来源期刊
Acta Haematologica
Acta Haematologica 医学-血液学
CiteScore
4.90
自引率
0.00%
发文量
61
审稿时长
6-12 weeks
期刊介绍: ''Acta Haematologica'' is a well-established and internationally recognized clinically-oriented journal featuring balanced, wide-ranging coverage of current hematology research. A wealth of information on such problems as anemia, leukemia, lymphoma, multiple myeloma, hereditary disorders, blood coagulation, growth factors, hematopoiesis and differentiation is contained in first-rate basic and clinical papers some of which are accompanied by editorial comments by eminent experts. These are supplemented by short state-of-the-art communications, reviews and correspondence as well as occasional special issues devoted to ‘hot topics’ in hematology. These will keep the practicing hematologist well informed of the new developments in the field.
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