Purpose: Disorders of arousal include confusional arousals, sleepwalking and sleep terrors. The diagnosis of disorders of arousal is based on the clinical criteria established in the International Classification of Sleep Disorders, third edition, although the interobserver reliability of these criteria has never been investigated. The aim of this study was to estimate the inter-rater reliability of the diagnostic criteria for disorders of arousal throughout the whole life in order to understand their feasibility in clinical daily activity and in multicenter observational studies.
Methods: Three raters interviewed 126 subjects (patients complaining of sleep disorders, headache, and healthy subjects), aged 18-80 years, with a standardized questionnaire created by applying the International Diagnostic Criteria for Disorders of Arousal.
Results: An "almost perfect" inter-rater reliability for disorders of arousal criteria and the final diagnosis was found among the raters (kappa 0.89 for confusional arousals, 0.87 for sleepwalking, and 0.87 for sleep terrors).
Conclusions: The International Classification of Sleep Disorders, Third Edition criteria are adequate for a reliable diagnosis of disorders of arousal. Further validation studies, confirming DOA diagnosis with video polysomnography, are needed to investigate the predictive value of ICSD-3 criteria.
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http://dx.doi.org/10.1007/s11325-019-01937-w | DOI Listing |
eNeuro
January 2025
Department of Neuroscience, University of Connecticut School of Medicine, Farmington, Connecticut 06030
The study of the neural circuitry underlying complex mammalian decision-making, particularly cognitive flexibility, is critical for understanding psychiatric disorders. To test cognitive flexibility, as well as potentially other decision-making paradigms involving multimodal sensory perception, we developed FlexRig, an open-source, modular behavioral platform for use in head-fixed mice. FlexRig enables the administration of tasks relying upon olfactory, somatosensory, and/or auditory cues and employing left and right licking as a behavior readout and reward delivery mechanism.
View Article and Find Full Text PDFSleep Med
January 2025
Department of Neurology, Second Hospital of Tianjin Medical University, Tianjin, 300211, China. Electronic address:
Objective: This study examined the relationship between diffusion tensor imaging indicators and brain network characteristics in patients with cerebral small vessel disease (CSVD) with (CSVD + S) and without (CSVD-S) sleep disturbance. We explored the feasibility of using these imaging biomarkers to investigate the pathophysiological mechanisms underlying sleep disturbance in patients with CSVD.
Methods: A total of 146 patients with CSVD and 84 healthy controls were included.
Sci Transl Med
January 2025
University of Strasbourg, INSERM, Strasbourg Translational Neuroscience & Psychiatry STEP-CRBS, UMR-S 1329, 67000 Strasbourg, France.
Sleep alterations have been described in several neurodegenerative diseases yet are currently poorly characterized in amyotrophic lateral sclerosis (ALS). This study investigates sleep macroarchitecture and related hypothalamic signaling disruptions in ALS. Using polysomnography, we found that both patients with ALS as well as asymptomatic and mutation carriers exhibited increased wakefulness and reduced non-rapid eye movement sleep.
View Article and Find Full Text PDFFront Public Health
January 2025
Department of Psychiatry and Behavioral Science, Seoul National University College of Medicine, Seoul, Republic of Korea.
Objective: This study assessed the effects of transcranial direct current stimulation (tDCS) on cue reactivity and craving for game-related cues using event-related potentials (ERPs) in internet gaming disorder (IGD) patients.
Methods: At baseline, a series of game-related and neutral pictures were shown to both IGD and healthy controls (HCs) while ERPs were recorded. Late positive potentials (LPP) were used to investigate cue reactivity.
Niger Med J
January 2025
Department of Accident and Emergency, University of Port Harcourt Teaching Hospital, Port Harcourt, Nigeria.
Background: Unconsciousness occurs when a patient enters a sleeplike state but cannot be aroused, and it is not due to physiological drowsiness. It is a common presentation in the Accident and Emergency Department (A&E), and a burden to the emergency physician especially when the cause is unknown. The cause of coma may be trauma or non-trauma related.
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