Publications by authors named "LiSan Zhang"

Purpose: Glymphatic function has not been explored in patients with focal cortical dysplasia (FCD)-related epilepsy. This study aimed to investigate the glymphatic system's involvement in these patients and to evaluate its correlation with response patterns to different antiseizure medications (ASMs) using diffusion tensor imaging along the perivascular space (DTI-ALPS).

Methods: Fifty-two patients with FCD-related epilepsy (10 with drug-responsive epilepsy and 42 with drug-resistant epilepsy) and 24 healthy controls (HC) were included.

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Purpose: The psychomotor vigilance task (PVT) is one of the main methods to measure sustained vigilance/attention in sleep research. Vigilance is the main factor affecting daytime function in patients with narcolepsy type 1 (NT1). We aimed to quantify the negative effects of sleep-wake disorders on vigilance and investigate potential neural mechanisms.

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Article Synopsis
  • Narcolepsy type 1 (NT1) is linked to immune system issues where T-cells harm the hypothalamus, prompting a study using Mendelian randomization to explore the relationship between T-cell biomarkers and NT1.
  • A two-sample MR analysis was performed using genetic data from over 9,000 individuals to assess how T-cell traits influence NT1, employing various statistical methods to ensure robust results.
  • The study discovered that a higher ratio of certain naive T-cells increases NT1 risk, while specific traits of CD4 T-cells showed a negative correlation, establishing significant causal links between T-cell characteristics and NT1.
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Background: Weighted blanket is an emerging non-pharmacotherapy for sleep disorders, but its effect on sleep among relatively healthy adults with insomnia remains uncertain. This study aimed to evaluate whether weighted blankets could better improve sleep quality and sleep-related symptoms among adults with insomnia.

Methods: In a prospective, pilot randomized controlled trial conducted in three tertiary hospitals in China, participants with clinical insomnia were randomized (1:1) to receive weighted blanket intervention or normal blanket intervention for 1 month by random-number tables.

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Narcolepsy type 1 (NT1) is a unique central sleepiness disorder that affects individuals with excessive daytime sleepiness (EDS), cataplexy, sleep paralysis, and hypnagogic hallucinations. The etiology and pathogenesis of NT1 remains unclear, although some viral infections are thought to be related to NT1. This paper reports an unusual case of late-onset NT1 with human immunodeficiency virus (HIV) infection and antiretroviral therapy for five years.

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Article Synopsis
  • - This study investigates the relationship between obstructive sleep apnea (OSA) and osteoarthritis (OA) to understand how they affect each other and quality of life.
  • - Analyzing data from 12,454 participants, the results showed that OSA significantly increases the risk of developing OA, particularly in the hips and knees, while body mass index (BMI) contributes to this risk.
  • - The findings suggest a causal link between OSA and OA, indicating that individuals with OSA are more likely to suffer from OA, while OA does not appear to influence the onset of OSA.
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Background: Sleep disorders such as insomnia can lead to a range of health problems. The high risk of side effects and drug abuse of traditional pharmacotherapy calls for a safer non-pharmacotherapy.

Aims: To examine the use and efficacy of weighted blankets in improving sleep and related disorders in different populations and explore the possible mechanisms.

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  • The study aimed to detail the clinical features and genetic factors of primary restless legs syndrome (RLS) in a Chinese population by examining data from 771 patients across 22 sleep labs.
  • The research found that a significant percentage of patients had family histories of RLS, with notable symptoms and polysomnography results indicating serious leg movements and sleep apnea issues.
  • Additionally, they identified seven new single-nucleotide polymorphisms (SNPs) linked to Chinese primary RLS, highlighting the genetic influence on the condition and the need for more extensive genetic research.
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Objectives: We aim to investigate the functional profiles of perilesional gray matter (GM) in epileptic patients with focal cortical dysplasia (FCD) and to correlate these profiles with FCD II subtypes, surgical outcomes, and different antiseizure medications (ASMs) treatment response patterns.

Methods: Nine patients with drug-responsive epilepsy and 30 patients with drug-resistant epilepsy (11 were histologically confirmed FCD type IIa, 19 were FCD type IIb) were included. Individual-specific perilesional GM and contralateral homotopic GM layer masks were generated.

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Electroencephalography (EEG) signals are prone to contamination by noise, such as ocular and muscle artifacts. Minimizing these artifacts is crucial for EEG-based downstream applications like disease diagnosis and brain-computer interface (BCI). This paper presents a new EEG denoising model, DTP-Net.

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The study investigated the association between Serum Uric Acid (SUA) levels and all-cause as well as cardiovascular mortality in patients with Obstructive Sleep Apnea (OSA). This prospective cohort study enrolled participants with OSA from four cycles of the National Health and Nutrition Examination Survey (NHANES) conducted between 2005 and 2008, and 2015-2018. A weighted Cox proportional hazards model was used to assess adjusted hazard ratios (aHRs) and their corresponding 95% confidence intervals (CI) for all-cause and cardiovascular mortality.

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Long-term drug treatment for Restless Legs Syndrome (RLS) patients can frequently result in augmentation, which is the deterioration of symptoms with an increased drug dose. The cause of augmentation, especially derived from dopamine therapy, remains elusive. Here, we review recent research and clinical progress on the possible mechanism underlying RLS augmentation.

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  • The study examined how obstructive sleep apnea (OSA) impacts anxiety after a stroke in patients who had noncardiogenic ischemic strokes.
  • The research included 180 patients, analyzing their sleep patterns and anxiety levels using various psychological assessments during both the acute phase and six months post-stroke.
  • Findings indicated that severe OSA was linked to increased anxiety shortly after the stroke, while anxiety levels at six months were more influenced by initial anxiety and cognitive status rather than OSA.
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Purpose: This study investigated the associations of peripheral iron status with different manifestations of restless legs syndrome (RLS), including leg movements (LMs) on polysomnography (PSG), disease severity, and impact on patients.

Patients And Methods: In this cross-sectional study, 108 patients with RLS were enrolled at Sir Run Run Shaw Hospital's Center for Sleep Medicine. Demographic information, disease characteristics, RLS severity, and impact on patients were assessed through a semi-structured questionnaire.

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Sleep disorder is common in epilepsy. With a recent rapid development in sleep medicine, it has been increasingly recognized that anti-seizure therapies, either anti-seizure medications (ASMs) or non-pharmaceutical approaches, can take direct or indirect influence on sleep in patients with epilepsy. Here, we systematically review the effect of anti-seizure treatments on sleep.

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Background: The inappropriate use of pharmacological treatments for insomnia may increase patients' risk of serious adverse events. However, few epidemiological studies on the use of medications for insomnia in China have been conducted to date.

Objective: We aimed to investigate the current pharmacological treatments for insomnia and guide the rational use of drugs.

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Purpose: Augmentation is a major complication of long-term pramipexole treatment of restless legs syndrome (RLS). However, there have been no studies on augmentation in Chinese patients with RLS. We therefore investigated the clinical characteristics of augmentation in RLS patients treated with pramipexole in a real-world Chinese setting.

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The objective is to investigate coronavirus disease 2019 (COVID-19)-associated neurological and psychiatric effects and explore possible pathogenic mechanisms. This study included 77 patients with laboratory-confirmed COVID-19 in Wuhan, China. Neurological manifestations were evaluated by well-trained neurologists, psychologists, psychiatric presentations and biochemical changes were evaluated using the Generalized Anxiety Disorder 7-item scale, Patient Health Questionnaire-9, Brief Psychiatric Rating Scale, and electronic medical records.

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Objective: To investigate the effect of obstructive sleep apnea (OSA) on different sleep stages, and the relationship between N3 stage of non-rapid eye movement sleep and respiratory abnormal events.

Methods: A total of 188 adult patients who underwent overnight polysomnography(PSG)monitoring in Sir Run Run shaw Hospital of Zhejiang University from June 24th to December 26th 2019 were enrolled in the study. OSA patients were classified into 3 groups (mild, moderate and severe) according to the apnea-hypopnea index (AHI).

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Objective: To analyze the characteristics of eye movements in patients with idiopathic rapid eye movement sleep behavior disorder (iRBD).

Methods: Twenty two patients with iRBD and 20 controls were enrolled between January 2017 and May 2019 from Sir Run Run Shaw Hospital, Zhejiang University School of Medicine. Clinical data including polysomnogram (PSG) results were collected.

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Sleep-related hypermotor epilepsy (SHE), formerly known as nocturnal frontal epilepsy, is characterized by asymmetrical tonic or complex hypermotor seizures during sleep, with transient, frequent and clustering attack. The accurate incidence is not known but somehow low, which is estimated about 1.8/100 000.

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Narcolepsy is the most common cause of excessive daytime sleepiness (EDS) following obstructive sleep apnea. Its treatment aims to reduce EDS and cataplexy, improve nighttime sleep disturbance, sleep paralysis and sleep-related hallucinations. Pitolisant (a histamine H3 receptor antagonist) and solriamfetol (a norepinephrine reuptake inhibitor) have recently been approved effective for narcolepsy in the United States and the European Union.

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Background And Aim: Maternal near-miss (MNM) surveillance has been developed to identify severe complications in pregnancy since 2011 in China. However, very little is known about MNM in China. This study aims to explore the prevalence of MNM, the risk factors, and perinatal outcomes using the WHO near-miss approach in a developed Chinese province.

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