Background And Objectives: Intralesional injection of anti-CD20 antibody (rituximab) has been described as effective therapeutic option for patients with indolent primary cutaneous B-cell lymphoma (PCBL). To date, no parameters that reproducibly predict favorable clinical outcome of this treatment have been identified. The study aims to evaluate the clinical response and adverse effects as well as patients' self-perception of intralesional injection of anti-CD20 antibody for treatment of indolent PCBL compared to other treatment modalities.
Patients And Methods: Eleven patients with PCBL, namely primary cutaneous follicle center lymphoma (n = 9) and primary cutaneous marginal zone lymphoma (n = 2), treated with intralesional anti-CD20 antibody were retrospectively evaluated for response rate and adverse events as well as their self-perception of anti-CD20 antibody therapy and other therapies of PCBL.
Results: Patients treated with intralesional anti-CD20 antibody for PCBL showed complete response or partial response in 45 % or 27 % of patients, respectively. Particularly, patients with marked flu-like symptoms after intralesional injection of rituximab responded very well to rituximab. The majority of patients considered rituximab as best therapy compared to other therapies such as excision or radiotherapy.
Conclusions: Intralesional rituximab is an effective therapy with high patient satisfaction. Strong therapy induced side effects of fever, chills and headache after administration of rituximab might be used as indicator for favorable response.
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http://dx.doi.org/10.1111/ddg.13188 | DOI Listing |
Indian J Nephrol
July 2024
Department of Nephrology, Base Hospital, New Delhi, Delhi Cantt, India.
Obinutuzumab is a glycoengineered type II anti-CD20 monoclonal antibody with superior B cell cytotoxicity compared to rituximab. Various case reports suggest that in refractory phospholipase A2 receptor (PLA2R) positive membranous nephropathy (MN) patients, Obinutuzumab led to immunologic remission and improvement in proteinuria. In the present case series, we present six cases of difficult-to-treat PLA2R-associated MN refractory to prednisolone, calcineurin inhibitor (CNI), cyclophosphamide, and rituximab but subsequently responded to Obinutuzumab.
View Article and Find Full Text PDFBlood
January 2025
The Christie NHS Foundation Trust, United Kingdom.
Follicular lymphoma is the most common subtype of indolent lymphoma. Despite multiple trials over the past decade showing improved progression-free survival with new first-line therapeutic strategies -such as anti-CD20 maintenance therapy and new glycoengineered anti-CD20 antibodies- no standardized approach has been widely adopted in routine clinical practice. Several factors may explain this, including the increased incidence of infectious adverse events associated with these therapies, particularly during the COVID-19 pandemic, and the lack of overall survival benefit despite long-term follow-up.
View Article and Find Full Text PDFJ Clin Med
January 2025
Discipline of Neurology, "Victor Babes" University of Medicine and Pharmacy Timisoara, 300041 Timisoara, Romania.
Multiple sclerosis (MS) is a chronic autoimmune disorder characterized by inflammation and neurodegeneration. Ocrelizumab, a humanized anti-CD20 monoclonal antibody, has shown promise in reducing disease activity in MS patients. This prospective study aims to assess the effectiveness of ocrelizumab in reducing confirmed disability progression in patients with relapsing-remitting MS (RRMS) and secondary progressive MS (SPMS) over a two-year period.
View Article and Find Full Text PDFBiomedicines
January 2025
Department of Hematology, Catholic Hematology Hospital, Seoul St. Mary's Hospital, College of Medicine, The Catholic University of Korea, Seoul 06591, Republic of Korea.
: Anti-CD20 monoclonal antibodies combined with alkylator-based chemotherapy enhance survival in chronic lymphocytic leukemia (CLL). However, the risks of infection and bone marrow suppression may mean that new, targeted therapies are more appropriate for some patients than fludarabine-cyclophosphamide-rituximab (FCR). In the Republic of Korea, where insurance limits coverage to novel agents, FCR therapy should be carefully considered for patients with CLL.
View Article and Find Full Text PDFCurr Issues Mol Biol
January 2025
Children & Adolescent Hematology-Oncology Unit, Second Department of Pediatrics, School of Medicine, Aristotle University of Thessaloniki, 54124 Thessaloniki, Greece.
Immune thrombocytopenia (ITP) in pediatric patients is a common cause of isolated thrombocytopenia. Various pathophysiological mechanisms are implicated in ITP pathogenesis, including the production of autoantibodies against components of platelets (PLTs) by B-cells, the activation of the complement system, phagocytosis by macrophages mediated by Fcγ receptors, the dysregulation of T cells, and reduced bone marrow megakaryopoiesis. ITP is commonly manifested with skin and mucosal bleeding, and it is a diagnosis of exclusion.
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