Publications by authors named "Stephanie Servagi Vernat"

Background: Moderately hypofractionated whole-breast radiotherapy (HFRT) has proven to be as safe and efficient as normofractionated radiotherapy (NFRT) in randomized trials resulting in major changes in clinical practice. Toxicity rates observed in selected clinical trial patients may differ from those observed in unselected patients with possible comorbidities and frailty in real-life. This study aimed to examine the influence of HFRT versus NFRT on acute toxicity and identify risks factors of dermatitis in real-life patients.

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Inoperable cutaneous squamous cell carcinomas (SCCs) are rare and life-threatening, but few studies have investigated their causal factors. Our aim was to determine factors associated with inoperable SCCs, as well as patient and tumour characteristics, and care pathway-related factors. Based on an observational retrospective study at Reims University Hospital, France, the characteristics of tumours and patients were recorded based on 73 cases of inoperable SCCs and compared with 73 cases of operable SCCs.

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Purpose: Management of head and neck cancers of unknown primary (HNCUP) combines neck dissection (ND) and radiotherapy, with or without chemotherapy. The prognostic value of ND has hardly been studied in HNCUP.

Methods: A retrospective multicentric study assessed the impact of ND extent (adenectomy, selective ND, radical/radical-modified ND) on nodal relapse, progression-free survival (PFS) or survival, taking into account nodal stage.

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Article Synopsis
  • The study aims to evaluate the effects of two different radiation techniques on cancer control, survival, and new tumor development in patients with unilateral head and neck carcinoma of unknown primary (HNCUP).
  • Researchers analyzed data from 138 patients treated between 2002 and 2017, comparing outcomes between those receiving radiation to only one side of the neck (UL-RT group) and those receiving radiation to both sides and pharyngeal areas (COMP-RT group).
  • Results show no significant differences in local control, overall survival, or new tumor occurrence between the two radiation approaches, indicating that UL-RT may be just as effective as COMP-RT for post-operative treatment in these patients.
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Background/aim: Anaplastic thyroid carcinoma (ATC) is the least common but most lethal of thyroid cancer, despite various therapeutic options, with limited efficacy. In order to help therapeutic decision-making, the purpose of this study was to develop a new prognostic score providing survival estimates in patients with ATC.

Patients And Methods: Based on a multivariate analysis of 149 retrospectively analyzed patients diagnosed with ATC from 1968 to 2017 at a referral center, a propensity score was developed.

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Objectives: In patients with N3 head and neck squamous cell carcinoma (HNSCC), N3 disease is associated with high regional relapse and metastatic risks. Patients with resectable N3 disease have better prognosis although their metastatic risk may be similar as in patients with unresectable disease. Neoadjuvant chemotherapy has been associated with lower metastatic rates, but N3 patients may die of rapid locoregional progression.

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Introduction: Sarcopenia is a prognostic factor of esophageal carcinoma (EC) before surgery, with less convincing data reported before chemoradiotherapy (CRT).

Material And Methods: All patients with a locally advanced EC who had been treated with upfront CRT, between 2010 and 2015, were included. The decision of surgery was made after CRT (40-50 Gy).

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  • This study aimed to assess how effective diffusion-weighted MRI can predict recurrence or tumor progression in head and neck cancer patients following chemo-radiotherapy, focusing on cases with no remaining tumor.
  • The research involved a cohort study of patients treated at a single French hospital, analyzing MRI data collected before and after treatment to evaluate tumor characteristics.
  • Results revealed that lower initial ADC values in MRI were linked to a higher likelihood of persistent tumor residue post-treatment, and variations in ADC were indicators of time until disease recurrence or progression.
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Parenchymal brain metastases from prostate cancer are rare and mostly appear in the terminal phase of the disease. Here, we report a case of cystic cerebral metastases in patient with prostate adenocarcinoma. This patient presented with one large parietal polycystic tumor and three other suspicious-looking nodular lesions as shown on magnetic resonance imaging.

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Background: Radiotherapy is the standard salvage treatment after radical prostatectomy. To date, the role of androgen deprivation therapy has not been formally shown. In this follow-up study, we aimed to update the results of the GETUG-AFU 16 trial, which assessed the efficacy of radiotherapy plus androgen suppression versus radiotherapy alone.

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Background: The prognosis of advanced nodal (N3) squamous cell carcinoma of the head and neck (HNSCC) is poor. We investigated whether surgery or radiotherapy of early (T1-2) primary stage HSNCC is preferable to limit the overall morbidity after upfront neck dissection (uND) for N3 disease.

Methods: This retrospective multicentric Groupe d'Étude des Tumeurs de la Tête Et du Cou study included patients undergoing uND and surgery or radiotherapy of their primary.

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(1) Background: To assess the role of postoperative external beam radiotherapy (pEBRT) on locoregional failure (LRF) for patients with locally advanced high-risk non-anaplastic thyroid carcinoma (naTC) at primary event or relapse. (2) Methods: Between 1995 and 2015, postoperative naTC patients with a theoretical indication for EBRT were included based on criteria that were common to American-British-French current guidelines, i.e.

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Article Synopsis
  • The study explores the effectiveness of baseline CT texture analysis in predicting downstaging for patients with locally advanced rectal cancer undergoing neoadjuvant chemoradiation therapy and surgery.
  • A total of 121 patients were analyzed, showing that 79% experienced a downstaging response, with a radiomics score (Radscore) identified as a significant predictor alongside age in the multivariable model.
  • The findings suggest that integrating texture analysis into clinical practice could enhance personalized treatment strategies for these patients.
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Introduction: Patients with cervical lymphadenopathy of unknown primary carcinoma (CUP) usually undergo neck dissection and irradiation. There is an ongoing controversy regarding the extent of nodal and mucosal volumes to be irradiated. We assessed outcomes after bilateral or unilateral nodal irradiation.

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Background And Purpose: The optimal treatment for adults with newly diagnosed medulloblastoma (MB) has not been defined. We report a large series of cases from the Rare Cancer Network.

Material And Methods: Thirteen institutions enrolled 206 MB patients who underwent postoperative radiotherapy (RT) between 1976 and 2014.

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Purpose: The Advanced Radiotherapy Oto-Rhino-Laryngologie (ART-ORL) study (NCT02024035) was performed to prospectively evaluate the clinical and economic aspects of helical TomoTherapy and volumetric modulated arc therapy (RapidArc, Varian Medical Systems, Palo Alto, CA) for patients with head and neck cancer.

Methods And Materials: Fourteen centers participated in this prospective comparative study. Randomization was not possible based on the availability of equipment.

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Background: The management of elderly patients with cancer is a therapeutic challenge and a public health problem. Definitive chemoradiotherapy (CRT) is an accepted standard treatment for patients with locally advanced esophageal cancer who cannot undergo surgery. However, there are few reports regarding tolerance to CRT in elderly patients.

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Introduction: Temozolomide and concomitant radiotherapy followed by temozolomide has been used as a standard therapy for the treatment of newly diagnosed glioblastoma multiform since 2005. A search for prognostic factors was conducted in patients with glioblastoma routinely treated by this strategy in our institution.

Methods: This retrospective study included all patients with histologically proven glioblastoma diagnosed between June 1, 2005, and January 1, 2012, in the Franche-Comté region and treated by radiotherapy (daily fractions of 2 Gy for a total of 60 Gy) combined with temozolomide at a dose of 75 mg/m(2) per day, followed by six cycles of maintenance temozolomide (150-200 mg/m(2), five consecutive days per month).

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Article Synopsis
  • The study examines the treatment of locally advanced rectal cancer in older patients (75 years and above) who underwent preoperative chemoradiotherapy (CRT).
  • It included 56 patients and found high adherence rates to radiotherapy (91%) but lower rates for chemotherapy (41.1%), with gastrointestinal issues being the main side effect.
  • Overall survival after two years was 87.3%, indicating that selected preoperative CRT is feasible and tolerable for elderly patients, similar to younger demographics.
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Background And Purpose: Primary rectal squamous cell carcinoma (SCC) is an uncommon disease. Early reports stated that surgery is the most effective treatment. However, recent publications suggest conservative strategy with chemoradiation provides satisfactory results.

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Background And Purpose: We aimed to evaluate the patterns of loco-regional failure (LRF) after exclusive chemoradiotherapy (eCRT) for esophageal cancer with respect to planned dose and/or the incidental (unplanned) dose outside target volumes.

Materials And Methods: Co-image registration of CT or (18)F-FDG PET-CT at the time of failure (tf) and at the time of CRT (t0) was performed in 34 patients with LRF. Dosimetric parameters with regard to local failure (LF), nodal failure (NF) and involved nodal stations (NS) were derived.

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Article Synopsis
  • * Out of 30 participants with an average age of 85.2, the treatment was well-tolerated, with the only severe side effect being dysphagia, while more than half achieved a complete response six weeks post-treatment.
  • * Although some patients showed a good initial response to treatment, the overall mid-term survival rate was low, indicating that while elderly patients can endure CRT, the long-term outcomes are not very promising.
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Objective: To evaluate from a planning point of view the dose distribution of adaptive radiation dose escalation in head and neck squamous cell carcinoma (HNSCC) using (18)F-Fluoroazomycin arabinoside (FAZA) positron emission tomography/computed tomography (PET-CT).

Material/methods: Twelve patients with locally advanced HNSCC underwent three FAZA PET-CT before treatment, after 7 fractions and after 17 fractions of a carboplatin-5FU chemo-radiotherapy regimen (70 Gy in 2 Gy per fraction over 7 weeks). The dose constraints were that every hypoxic voxel delineated before and during treatment (newborn hypoxic voxels) should receive a total dose of 86 Gy.

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