Raymund Schwan

ORCID: 0000-0002-1059-5584
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About
Contact & Profiles
Research Areas
  • Bipolar Disorder and Treatment
  • Schizophrenia research and treatment
  • Retinal Development and Disorders
  • Substance Abuse Treatment and Outcomes
  • Cannabis and Cannabinoid Research
  • Neuroscience and Neuropharmacology Research
  • Psychosomatic Disorders and Their Treatments
  • Alcohol Consumption and Health Effects
  • Mental Health and Psychiatry
  • Health, Medicine and Society
  • Psychoanalysis and Psychopathology Research
  • Alcoholism and Thiamine Deficiency
  • Neurological disorders and treatments
  • Mental Health Research Topics
  • Epilepsy research and treatment
  • Electroconvulsive Therapy Studies
  • Parkinson's Disease Mechanisms and Treatments
  • Treatment of Major Depression
  • Neurology and Historical Studies
  • Tryptophan and brain disorders
  • Sleep and Wakefulness Research
  • Adolescent and Pediatric Healthcare
  • Neural dynamics and brain function
  • Photoreceptor and optogenetics research
  • Liver Disease Diagnosis and Treatment

Université de Lorraine
2016-2025

Centre Hospitalier Régional et Universitaire de Nancy
2016-2025

Inserm
2014-2025

Fondation FondaMental
2015-2025

Imagerie Adaptative Diagnostique et Interventionnelle
2019-2024

Hôpital Albert-Chenevier
2021-2024

Centre d’Investigation Clinique Innovation Technologique de Nancy
2009-2024

Université de Strasbourg
2018-2023

Centre National de la Recherche Scientifique
2023

Université de Montpellier
2015-2023

Abstract Hallucinations have been described in various clinical populations, but they are neither disorder nor disease specific. In schizophrenia patients, hallucinations hallmark symptoms and auditory ones as the more frequent. Parkinson’s disease, descriptions of hallucination modalities sparse, do tend to less negative consequences. Our study aims explore phenomenology both hallucinating patients using Psycho-Sensory hAllucinations Scale (PSAS). The main objective is describe phenomena...

10.1038/srep38152 article EN cc-by Scientific Reports 2016-12-01

Previous studies have established a correlation between empathy and burnout among healthcare providers. The aim of this study is to explore whether – the ability understand what another person experiencing, was related mental staffs’ burnout. We performed descriptive, cross-sectional, observational medical nursing staff working in district Moselle, France. Participants completed survey including French versions Jefferson Scale Empathy (JSPE) Maslach Burnout Inventory-Human Services Survey...

10.25122/jml-2018-0050 article EN Journal of Medicine and Life 2019-01-01

Persistent functional impairment is common in bipolar disorder (BD) and influenced by a number of demographic, clinical, cognitive features. The goal this project was to estimate compare the influence key factors on community function multiple cohorts well-characterized samples individuals with BD.Thirteen from 7 countries included n = 5882 BD across sites. statistical approach consisted systematic uniform application analyses Each site performed logistic regression analysis empirically...

10.1111/bdi.13208 article EN cc-by-nc-nd Bipolar Disorders 2022-03-24

Because cannabis use is a major public health concern and known to act on central neurotransmission, studying the retinal ganglion cells in individuals who regularly of interest.To determine whether regular could alter function humans.For this case-control study, cannabis, as well healthy controls, were recruited, data collected from February 11 October 28, 2014. Retinal was used direct marker brain neurotransmission abnormalities complex mental phenomena.Amplitude implicit time N95 wave...

10.1001/jamaophthalmol.2016.4761 article EN JAMA Ophthalmology 2016-12-08

Individuals with bipolar disorder (BD) frequently experience comorbid medical conditions, migraine being among the most common. While research on prevalence in BD is growing, associated clinical features, comorbidities, and treatments remain underexplored sometimes inconsistent. This study aimed to investigate features comorbidities a large cohort of adults BD. We assessed 4348 outpatients attending FondaMental Advanced Centers Expertise. Sociodemographic data were collected using...

10.1016/j.jad.2025.03.045 article EN cc-by Journal of Affective Disorders 2025-03-11

The object of this study is test whether mitochondrial blood-based biomarkers are associated with markers metabolic syndrome in bipolar disorder, hypothesizing higher lactate but unchanged cell-free circulating DNA levels disorder patients syndrome. In a cohort study, primary testing from the FondaMental Advanced Centers Expertise for (FACE-BD) was conducted, including 837 stable patients. I-GIVE validation consists 237 participants: and acute patients, non-psychiatric controls,...

10.1016/j.psychres.2024.116063 article EN cc-by Psychiatry Research 2024-07-06

Alcohol abuse is roughly twice as common alcohol dependence. Subjects with problems are usually diagnosed only when medical complications present. Therefore, both doctors and patients need a method for early diagnosis of abuse.The mean corpuscular volume, gamma-glutamyl transferase, carbohydrate-deficient transferrin in abusers, alcohol-dependent patients, "nonalcohol hospital" individuals were compared.For objective abuse, we found sensitivity 24%, specificity 96%, global predictive value...

10.1111/j.1530-0277.2000.tb02111.x article EN Alcoholism Clinical and Experimental Research 2000-09-01

The CAGE questionnaire is considered a useful screening and case-finding tool for alcohol use disorders in clinical populations. Our objectives were to validate the French version of against DSM-IV criteria assess performance each item scale.Data extracted from hospital morbidity study conducted central France. It concerned 5452 patients-48.5% men-in short medium-stay units. Patients answered as past-year assessment. diagnosed by physicians using abuse or dependency criteria.The cut-off 2...

10.1016/j.eurpsy.2004.06.027 article EN European Psychiatry 2004-09-28

Differential Item Functioning (DIF) is investigated to ensure that each item displays a consistent pattern of responses irrespective the characteristics respondents. Assessing DIF helps understand nature instruments, assess quality measure and interpret results. This study aimed examine whether items Quality Life Enjoyment Satisfaction Questionnaire-Short Form (Q-LES-Q-SF) Short-Form 12 (SF-12) exhibit DIF. A total 124 outpatients diagnosed with substance dependence participated in...

10.1186/s12955-015-0365-7 article EN cc-by Health and Quality of Life Outcomes 2015-10-24

Precision medicine in psychiatry is based on the identification of homogeneous subgroups patients with help biosignatures-sets biomarkers-in order to enhance diagnosis, stratification patients, prognosis, evaluation, and prediction treatment response. Within broad domain biomarker discovery, we propose retinal electrophysiology as a tool for biosignatures. The retina window brain provides an indirect access functioning psychiatric disorders. organized layers specialized neurons which share...

10.1192/j.eurpsy.2022.3 article EN cc-by-nc-nd European Psychiatry 2022-01-01
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