Publications by authors named "Maurizio Leone"

Excessive daytime sleepiness (EDS) and insomnia (IN) complaints represent the most common sleep/wake disorders. Currently, the specific needs of these patients and their relatives, as well as the overall socio-economic burden of IN and EDS remains widely unexplored. This pilot study to be carried out in Switzerland is a retro- and prospective, national, one-center cohort observational study for the systematic evaluation of the burden of EDS and IN and its evolution 12 months after the first assessment.

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Background: More than 200 clinical trials have been performed worldwide in ALS so far, but no agents with substantial efficacy on disease progression have been found.

Objective: To describe the methodological quality of all clinical trials performed in ALS and published before December 31, 2022.

Methods: We conducted a systematic review following the Preferred Reporting Items for Systematic Reviews and Meta Analyses.

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Background: The therapeutic scenario in multiple sclerosis (MS) has evolved over recent years with the progressive introduction of new drugs focused to better balance efficacy, safety and management requirements. The objective of this study was to examine the prescribing patterns of disease-modifying therapies (DMT) over time and across different geographic areas, and the latency between disease onset, first Register center visit, disease diagnosis, and the start of treatment in a large cohort of persons with MS from the Italian Multiple Sclerosis and Related Disorders Register.

Methods: Up to 2022, the Register collected data from 124 centers on more than 78,000 persons, of whom 56,872 received at least one DMT prescription.

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Article Synopsis
  • A study was conducted to compare the empathy and satisfaction levels of people with Multiple Sclerosis (PwMS) towards responses from neurologists versus ChatGPT for common questions.
  • The results showed that ChatGPT's responses were perceived as more empathetic than those from neurologists, although no significant difference in overall satisfaction was found.
  • The study suggests that while AI like ChatGPT can enhance patient interactions, physicians need to adapt to digital advancements and guide patients in effectively using AI tools in healthcare.
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  • Several neurological issues can persist in patients who have recovered from COVID-19, and this study focused on their outcomes at the 6-month mark.
  • The research involved over 1,000 patients and found that approximately 52% showed stable or improved functional status, while 46% experienced worse outcomes, with factors like age and hospitalizations influencing these results.
  • Among the neurological symptoms that persisted, fatigue and memory or concentration problems were the most common, highlighting the need for awareness of long-term effects in COVID-19 survivors.
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  • This systematic review and meta-analysis aimed to assess the prevalence of thirteen neurological issues in COVID-19 patients during and after the acute phase of the illness, with follow-ups at 3, 6, 9, and 12 months.
  • The study analyzed data from 126 eligible studies with over 1.5 million COVID-19 subjects, focusing on neurological symptoms like fatigue, cognitive impairment, and anosmia, among others.
  • Results showed that during the acute phase, the most common neurological symptoms were anosmia/hyposmia, fatigue, and headaches, with some symptoms like fatigue and cognitive impairment remaining significant even at the 3-month follow-up.
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We report the analysis of 1 year of data from the first cohort of 15 patients enrolled in an open-label, first-in-human, dose-escalation phase I study (ClinicalTrials.gov: NCT03282760, EudraCT2015-004855-37) to determine the feasibility, safety, and tolerability of the transplantation of allogeneic human neural stem/progenitor cells (hNSCs) for the treatment of secondary progressive multiple sclerosis. Participants were treated with hNSCs delivered via intracerebroventricular injection in combination with an immunosuppressive regimen.

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Article Synopsis
  • * Data was gathered from a registry created by the European Academy of Neurology, involving 1523 COVID-19 patients across multiple countries, focusing on their demographics, medical history, and neurological issues.
  • * Results showed that 79.6% of patients exhibited neurological symptoms, with cognitive dysfunction, stroke, and sleep disturbances being the most common; findings also indicated variations based on age and existing health conditions.
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Background And Purpose: The development of high-quality clinical practice guidelines (CPGs) takes substantial time, effort, and resources. During the past years, the European Academy of Neurology (EAN) guideline production was significantly increased, so the need to develop clear, transparent, and methodologically solid criteria for prioritizing guideline topics became apparent. With this paper, we aim to define a set of criteria to be applied for prioritizing topics for future EAN guidelines, as well as the procedure for their implementation.

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Multiple sclerosis (MS) is a complex demyelinating disease of the central nervous system, presenting with different clinical forms, including clinically isolated syndrome (CIS), which is a first clinical episode suggestive of demyelination. Several molecules have been proposed as prognostic biomarkers in MS. We aimed to perform a scoping review of the potential use of prognostic biomarkers in MS clinical practice.

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Article Synopsis
  • ApoE is a special protein in our body that helps transport cholesterol and fat, and it comes in different types, which can affect the risk of getting Alzheimer's disease.
  • Scientists are trying to understand how these different ApoE types impact the brain and cause issues like inflammation and memory problems.
  • There are new treatments being tested that focus on changing or mimicking ApoE to help people who might get Alzheimer's, especially those with the version that increases their risk.
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(1) Background: Multiple sclerosis (MS) is a chronic inflammatory demyelinating disease of the central nervous system (CNS) that mainly affects young adults and females more than males. The detection of intrathecal IgG synthesis (IIS) on cerebrospinal fluid (CSF) analysis supports the diagnosis of MS. A sexual dimorphism has recently been described in CSF protein content.

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Alzheimer's disease (AD) is the most common cause of dementia worldwide. The clinical spectrum of suspected AD has been extended from mild cognitive impairment (MCI) to preclinical AD which includes people who have typical cognitive function but harbor the underlying biological features of AD. We report the first case of an Italian patient affected by MCI (MMSE 24\30), characterized by a double mutation p.

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Background: Over 200 genetic loci have been associated with multiple sclerosis (MS) explaining ~ 50% of its heritability, suggesting that additional mechanisms may account for the "missing heritability" phenomenon.

Objective: To analyze a large cohort of Italian individuals to identify markers associated with MS with potential functional impact in the disease.

Methods: We studied 2571 MS and 3234 healthy controls (HC) of continental Italian origin.

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Human apolipoprotein E (ApoE) is a 299-amino acid secreted glycoprotein that binds cholesterol and phospholipids. ApoE exists as three common isoforms (ApoE2, ApoE3, and ApoE4) and heterozygous carriers of the allele of the gene encoding ApoE () have a fourfold greater risk of developing Alzheimer's disease (AD). The enzymes thrombin, cathepsin D, α-chymotrypsin-like serine protease, and high-temperature requirement serine protease A1 are responsible for ApoE proteolytic processing resulting in bioactive C-terminal-truncated fragments that vary depending on ApoE isoforms, brain region, aging, and neural injury.

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Background And Purpose: Rare diseases affect up to 29 million people in the European Union, and almost 50% of them affect the nervous system or muscles. Delays in diagnosis and treatment onset and insufficient treatment choices are common. Clinical practice guidelines (CPGs) may improve the diagnosis and treatment of patients and optimize care pathways, delivering the best scientific evidence to all clinicians treating these patients.

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Background: A significant proportion of patients with coronavirus disease 2019 (COVID-19) suffer from delirium during hospitalization. This single-center observational study investigates the occurrence of delirium, the associated risk factors and its impact on in-hospital mortality in an Italian cohort of COVID 19 inpatients.

Methods: Data were collected in the COVID units of a general medical hospital in the South of Italy.

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Background: Amyotrophic lateral sclerosis (ALS) is a devastating and untreatable motor neuron disease, with a 3-5-year survival from diagnosis. Possible prognostic serum biomarkers include albumin, C-reactive protein, ferritin, creatinine, uric acid, hemoglobin, potassium, sodium, calcium, glucose, and the neutrophil-to-lymphocyte ratio (NLR), a marker of subclinical inflammation.

Objective: To ascertain the influence of NLR on ALS progression rate and survival.

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Background And Aims: The association between lifestyle factors and Multiple Sclerosis (MS) disease severity and progression has been investigated to a lesser extent compared with susceptibility to the disease. We aimed to assess the impact of lifetime coffee and tea consumption on MS severity.

Methods: Design: cross-sectional study.

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Genome-wide association studies identified over 200 risk loci for multiple sclerosis (MS) focusing on common variants, which account for about 50% of disease heritability. The goal of this study was to investigate whether low-frequency and rare functional variants, located in MS-established associated loci, may contribute to disease risk in a relatively homogeneous population, testing their cumulative effect (burden) with gene-wise tests. We sequenced 98 genes in 588 Italian patients with MS and 408 matched healthy controls (HCs).

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Purpose: Following a single seizure, or recent epilepsy diagnosis, it is difficult to balance risk of medication side effects with the potential to prevent seizure recurrence. A prediction model was developed and validated enabling risk stratification which in turn informs treatment decisions and individualises counselling.

Methods: Data from a randomised controlled trial was used to develop a prediction model for risk of seizure recurrence following a first seizure or diagnosis of epilepsy.

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Article Synopsis
  • Elderly COVID-19 patients with cardiovascular risk factors, particularly those with reduced eGFR (estimated glomerular filtration rate), face a higher risk of severe outcomes like ICU admission or death.
  • A study of 231 hospitalized COVID-19 patients found that low eGFR significantly correlated with these adverse outcomes, with 34.2% reaching either ICU admission or death during their stay.
  • The analysis identified key factors influencing these risks, including age, blood glucose levels, and previous use of anti-platelet treatments, emphasizing the importance of monitoring kidney function in managing COVID-19 patients.
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