Publications by authors named "Grange F"

Article Synopsis
  • - The study investigates primary cutaneous marginal zone lymphoma (PCMZL) by analyzing recurrent cases to determine whether it's a reactive process or a true lymphoma, utilizing data from the French Study Group of Cutaneous Lymphoma (GFELC).
  • - Methods included assessing histology, B-cell clonality, and immunophenotype of lesions, revealing that most initial cases were localized, with differences in recurrence times based on location, and certain clonal patterns were more prominent in local recurrences.
  • - The findings suggest that assessing immunoglobulin phenotype, particularly IgM and IgD, may be critical for diagnosing PCMZL, as IgM-positive cases tend to lead to more aggressive transformation and poorer prognosis, indicating different biological
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Article Synopsis
  • Sézary syndrome is a rare and deadly skin cancer, and this study looked into the survival rates and factors affecting outcomes, particularly focusing on the treatment mogamulizumab.
  • *The research analyzed data from 339 patients diagnosed between 2000 and 2020 across Europe, highlighting that age over 80 and large-cell transformation worsened survival rates.
  • *Results indicated that patients treated with mogamulizumab had significantly lower mortality rates, suggesting it is an effective treatment option for Sézary syndrome.
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Objective: Globally, head & neck sarcoma care pathways remain unclear. In 2018, the London Sarcoma Service (LSS) set up a dedicated head and neck sarcoma (HNS) multidisciplinary team (MDT) with a clear objective to provide formal access to super-specialist expertise in diagnosis, treatment planning and management of HNS. The aim of the study is to provide first results of a dedicated HNS MDT.

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Purpose: Primary soft tissue sarcoma (STS) is rare, with many tumors occurring in extremities. Local management is limb-sparing surgery and preoperative/postoperative radiation therapy (RT) for patients at high risk of local recurrence. We prospectively investigated late normal tissue toxicity and limb function observed after intensity modulated RT (IMRT) in extremity STS.

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Background: Studies demonstrating the potential utility of reflectance confocal microscopy (RCM) have been performed under experimental conditions.

Objective: To provide an overview of RCM practice in real-life.

Methods: A multicenter, prospective study carried out in 10 university dermatology departments in France.

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Introduction: At first interim analysis of KEYNOTE-629, health-related quality of life (HRQoL) with pembrolizumab was stable or improved over 48 weeks in recurrent or metastatic (R/M) cutaneous squamous cell carcinoma (cSCC). HRQoL results from the second interim analysis in R/M or locally advanced (LA) cSCC are presented.

Methods: Patients received pembrolizumab 200 mg every 3 weeks for ≤ 2 years.

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Background: Efficacy and safety of mogamulizumab, a monoclonal antibody directed against C-C chemokine receptor 4, were demonstrated in a previous multinational clinical trial conducted in patients with previously treated cutaneous T-cell lymphoma (CTCL): Sézary syndrome (SS) or Mycosis Fungoides (MF).

Objectives: The real-world French OMEGA study aimed to describe effectiveness and tolerability of mogamulizumab in adult patients with CTCL, overall and according to the disease (SS or MF).

Methods: In this retrospective study, patients treated with mogamulizumab for SS or MF were included from 14 French expert centres.

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Background: Advanced-stage cutaneous T-cell lymphomas (CTCLs) are rare, usually refractory, and fatal diseases. Case series have suggested that allogeneic haematopoietic stem cell transplantation (HSCT) might improve the prognosis of advanced-stage CTCLs. The objective of this study was to investigate the effect of allogeneic HSCT compared with non-HSCT therapy on the outcome of individuals with advanced-stage CTCLs.

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Background: Despite the poor prognosis associated with melanoma brain metastases (BM), data concerning these patients and their inclusion in clinical trials remains scarce. We report here the efficacy results of a subgroup analysis in patients with BRAFV600-mutant melanoma and BM treated with BRAF and MEK inhibitors dabrafenib (D) and trametinib (T).

Patients And Methods: This phase IIIb single-arm, open-label, multicenter, French study included patients with unresectable stage IIIc or IV BRAFV600-mutant melanoma with or without BM.

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Background: Few studies have evaluated the role of digital dermoscopy (DD) in the surveillance of pigmented lesions in real-life practice.

Patients And Methods: Patients followed with DD by 4 hospital dermatologists (group 1) and 4 private dermatologists (group 2) were retrospectively included if they had had at least 2 DD examinations for a minimum of 4 pigmented lesions. Their characteristics, risk factors, history of excision of benign nevi and melanomas prior to and during the DD follow-up, and characteristics of detected melanomas, were recorded.

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Aim: To identify the clinical features correlating with the presence and severity of scoliosis in girls with Rett syndrome (RTT).

Method: Seventy-five girls with a clinical and genetically determined diagnosis of RTT participated in this cross-sectional study. Clinical scales administered included the Rett assessment rating scale, the modified Ashworth scale, the Rett syndrome motor evaluation scale, the PainAD, and the scale of evaluation of purposeful hand function.

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Background: Primary mucosal melanomas (PMMs) are rare and clinically heterogeneous, including head and neck (HNMs), vulvovaginal (VVMs), conjunctival (CjMs), anorectal (ARMs) and penile (PMs) melanomas. While the prognosis of advanced cutaneous melanoma has noticeably improved using treatments with immune checkpoint inhibitors (ICIs) and molecules targeting BRAF and MEK, few advances have been made for PMMs because of their poorer response to ICIs and their different genetic profile. This prompted us to conduct a systematic review of molecular studies of PMMs to clarify their pathogenesis and potential therapeutic targets.

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Aggressive primary cutaneous T-cell lymphomas include advanced-stage mycosis fungoides (stage ≥ IIB mycosis fungoides), Sézary syndrome, gamma/delta cutaneous lymphoma, nasal type lymphoma, aggressive epidermotropic CD8+ T-cell lymphoma and some cutaneous lymphomas not otherwise specified. To evaluate their long-term prognosis, we conducted a retrospective cohort study of 85 patients diagnosed between 2005 and 2020 with advanced-stage mycosis fungoides (n = 48), Sézary syndrome (n = 28) or aggressive non-mycosis fungoides/Sézary syndrome subtypes (n = 9). The median survival times in these 3 groups were 118.

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Purpose: Vismodegib is approved for the treatment of locally advanced basal cell carcinoma (laBCC), but some cases demonstrate intrinsic resistance (IR) to the drug. We sought to assess the frequency of IR to vismodegib in laBCC and its underlying genomic mechanisms.

Experimental Design: Response to vismodegib was evaluated in a cohort of 148 laBCC patients.

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Bone tumors are a group of histologically diverse diseases that occur across all ages. Two of the commonest, osteosarcoma (OS) and Ewing sarcoma (ES), are regarded as characteristic adolescent and young adult (AYA) cancers with an incidence peak in AYAs. They are curable for some but associated with unacceptably high rates of treatment failure and morbidity.

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Background: Pleomorphic dermal sarcoma (PDS) describes rare dermal-based malignant tumours that are morphologically similar to atypical fibroxanthoma (AFX). PDS may be differentiated from AFX by the presence of one or more of the following histologic features: subcutaneous invasion, tumour necrosis, lymphovascular invasion (LVI), and/or perineural infiltration (PNI).

Aims: To further define the clinicopathological features, surgical management, and outcomes of PDS primary tumours.

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