1,721,051 research outputs found

    Is there a potential role for EGFR expression to lead margin reduction in glioblastoma?

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    We started to investigate a potential role for EGFR protein expression in predicting the modality of treatment failure in glioblastoma after Stupp protocol, in terms of both time-to-progression (TTP) and pattern of recurrence (PR) [central/in-field (C/I-F) vs. marginal/distant (M/D)]. EGFR expression is statistically correlated with TTP (log-rank test: p = 0.003) and PR (Fisher’s exact test: p = 0.01). Our results seem to suggest that EGFR expression might have a potential role for target contouring of RT volumes in GB patients that deserves further prospective investigations

    In Regard to Kubicek et al.

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    We read the article “Stereotactic radiosurgery for poor performance status patients” by Kubicek et al recently published in your journal. The authors concluded that patients with poor performance status (PS) could be ideal candidates for stereotactic radiosurgery (SRS), given the favorable logistics of singlefraction treatment and a potential survival advantage. From our point of view, however, further consideration needs to be given regarding the use of these technologies in poor PS patients

    Temporal muscle thickness and survival in patients with amyotrophic lateral sclerosis

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    Temporal muscle thickness (TMT) is a new potential MRI biomarker, which has shown prognostic relevance in neuro-oncology. We aim at investigating the potential prognostic value of TMT in patients with Amyotrophic Lateral Sclerosis (ALS). We retrospectively evaluated 30 ALS patients, whose clinical, Magnetic Resonance Imaging (MRI) and Electrodiagnostic testing (EDX) data were available, in comparison to age-matched 30 healthy subjects. TMT calculated on T1-weighted MR images was significantly lower in ALS patients than in healthy subjects (p < 0.001), correlating with the ALS Functional Rating Scale (FRS) (p:0.018) and compound motor action potential (CMAP) (p:0.012) in the patients group. Multivariate analysis of overall survival (OS) showed that the only parameters that remained significant were TMT (p:0.002, OR 0.45, 95%vCI: 0.28-0.75) and ALS FRS-R (p:0.023, OR: 0.80, 95%CI: 0.67-0.92). TMT seems to be a promising surrogate biomarker of survival and functional status in ALS. Our data deserve further investigations in multicenter and prospective trials
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