Results 71 to 80 of about 430,056 (186)

HYPERSOMNIA AND CIRCADIAN DISTURBANCES IN PARKINSON’S DISEASE

open access: yes, 2016
Excessive daytime sleepiness (hypersomnia) is one of the clinically important, but inadequately studied symptoms of Parkinson’s disease (PD). It manifests as constant excessive sleepiness during the day and/or short unexpected (unintentional) naps ...
M. R. Nodel
core   +1 more source

Recurrent Neural Network Based Narrowband Channel Prediction

open access: yes, 2006
In this contribution, the application of fully connected recurrent neural networks (FCRNNs) is investigated in the context of narrowband channel prediction.
Liu, W., Yang, L-L., Hanzo, L.
core   +1 more source

Symptoms similar to Kleine–Levin syndrome in a patient with basilar artery occlusion: a case report and literature review

open access: yesFrontiers in Neurology
IntroductionKleine–Levin syndrome (KLS) is a rare disorder characterized by recurrent periodic hypersomnia, cognitive disturbances, hyperphagia, and hypersexuality.
Linghua Kong, Chunyan Li
doaj   +1 more source

Longer Sleep Duration Predicts Progression to Bipolar or Psychotic Disorders in Youth Accessing Early Intervention Mental Health Services

open access: yesBipolar Disorders, Volume 28, Issue 7, November 2026.
ABSTRACT Background While growing evidence implicates sleep‐wake and circadian rhythm disturbances (SCRDs) in the onset and course of mood and psychotic disorders, longitudinal studies using objective measures are limited. This clinical cohort study examined whether actigraphy‐derived SCRDs (sleep duration, timing, and efficiency) predicted transition ...
Joanne S. Carpenter   +11 more
wiley   +1 more source

Polysomnographic findings in idiopathic hypersomnia patients with migraine and idiopathic hypersomnia patients without headache.

open access: yes, 2015
Except where otherwise noted, means±SDs are provided.PSG, polysomnography; REM, rapid eye movement; WASO, wake after sleep onset; AHI, apnoea-hypopnoea index; ODI, oxygen desaturation index; PLMS, periodic limb movement in sleep; MSLT, multiple sleep ...
Yuichi Inoue (102157)   +14 more
core   +1 more source

Autopsy Confirmed Normal Pressure Hydrocephalus (NPH) Presenting With Corticobasal Syndrome

open access: yesClinical Case Reports, Volume 14, Issue 9, September 2026.
Brain MRI showing DESH, dorsal sulcal crowding, ventriculomegaly, and mild periventricular FLAIR white matter hyperintensities suggestive of trans ependymal edema. ABSTRACT Diagnostic large‐volume CSF drainage should be considered in patients with progressive cognitive/behavioral and motor symptoms localizing to frontal lobes in the presence of MRI ...
Manizhe Eslami Amirabadi   +6 more
wiley   +1 more source

Harmonising Depression and Anxiety Measures Across International Cohorts: A Framework Validated Using Measurement Invariance

open access: yesInternational Journal of Methods in Psychiatric Research, Volume 35, Issue 3, September 2026.
ABSTRACT Aims Cross‐national research on mental health trajectories requires harmonised measures that are valid and comparable. However, measurement scales often differ between cohorts in item content and cultural context. This study aimed to develop a framework for harmonising mental health measures across international cohorts, focussing on ...
James Lian   +22 more
wiley   +1 more source

Generalized recurrent and concircular recurrent manifolds [PDF]

open access: yes, 1999
The concepts of generalized recurrent manifold GK(n) and generalized concircular recurrent manifolds G(ZK(n)) are considered to prove that a manifold (M-n,g) which is either GK(n) or G(ZK(n)) is concircular recurrent manifold ZK(n).
Maralabhavi, Y.B., Rathnamma, M.
core  

Idiopathic Hypersomnia Severity Scale to better quantify symptoms severity and their consequences in idiopathic hypersomnia

open access: yes, 2022
STUDY OBJECTIVES: To assess the responsiveness of the Idiopathic Hypersomnia Severity Scale (IHSS) to medications and estimate the minimum clinically important difference, to report clinically relevant score ranges, and to confirm its psychometric ...
Dauvilliers, Yves   +6 more
core   +1 more source

Usefulness of brain SPECT imaging in the study of recurrent hypersomnia: Kleine-Levin syndrome

open access: yesNeurología (English Edition), 2019
Kleine-Levin syndrome is an infrequent neuropsychiatric disorder that manifests with recurrent, self-limited episodes of hypersomnia, normally accompanied by behavioural alterations (hypersexuality, irritability, and aggressiveness) and such cognitive alterations as confusion and hallucinations.
Ramirez-Ocaña, D.   +2 more
openaire   +3 more sources

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