1,680 results match your criteria: "PSG Institute of Medical Science & Research[Affiliation]"

The impact of Alpha-s1 Casein hydrolysate on chronic insomnia: A randomized, double-blind controlled trial.

Clin Nutr

December 2024

Department of Neurology, Kuang Tien General Hospital, Taichung, Taiwan; Program in Translational Medicine, National Chung Hsing University, Taichung, Taiwan. Electronic address:

Background: Alpha-s1 casein hydrolysate (ACH; Lactium®) is recognized as a supplementary treatment to enhance sleep quality. However, limited studies utilizing objective sleep assessment tools have resulted in a lack of substantial validation. This study aimed to assess the effects of ACH on both subjective sleep assessments and objective polysomnography (PSG) recordings in a hospital-based cohort of Taiwanese individuals with chronic insomnia.

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Purpose: Lateral pharyngeal wall collapse, linked to weak pharyngeal wall stability, is characteristic of severe obstructive sleep apnea (OSA) patients. Soft palate webbing flap palatopharyngoplasty (SPWFPP) has been introduced to enhance the stability of the lateral pharyngeal wall with minimal postoperative complications by eliminating the need for tonsillectomy. This study analyzed the anatomic findings of oropharynx for determination of outcome in OSA patients requiring SPWFPP.

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Clinical and PSG Characteristics Comparison of Central Sleep Apnea in the Elderly and Non-Elderly Patients.

Nat Sci Sleep

November 2024

Respiratory and Critical Care Medicine Department, Tianjin Chest Hospital, Tianjin, People's Republic of China.

Objective: To explore the characteristics of elderly patients with central sleep apnea (CSA).

Methods: This retrospective study divided 123 patients with CSA into elderly and non-elderly groups, and compared them in terms of demographic characteristics (age, BMI, etc), underlying diseases (hypertension, coronary heart disease, and cardiac arrhythmias, etc). and polysomnography parameters.

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Rationale: Mouth air leak is a major cause of low adherence to nasal CPAP in patients with obstructive sleep apnea (OSA). However, CPAP reports do not distinguish mouth from mask leak. We hypothesized that mouth air leak is terminated abruptly by an arousal from sleep and mouth closing that can be detected by CPAP leak waveform analysis.

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Background: By 2023, COVID-19 had caused 6.8 million deaths in the United States. COVID-19 presents more severely in leukemia compared to solid tumors (OR 1.

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Background And Objective: Evaluate relationships between PSG-confirmed OSA and SUDEP risk using the revised SUDEP Risk Inventory (rSUDEP-7).

Methods: Identified adults with epilepsy (AWE) who underwent PSG 2004-2016 at Cleveland Clinic. OSA was defined as apnea-hypopnea index (AHI)- ≥-5/h sleep; moderate/severe OSA as AHI≥15.

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Article Synopsis
  • Clozapine is effective for treatment-resistant schizophrenia but can cause significant side effects, notably excessive daytime sleepiness, which is a form of hypersomnolence.
  • A systematic review examined how clozapine affects objective measures of hypersomnolence, analyzing six studies using various testing methods like polysomnography (PSG).
  • Initial findings showed clozapine led to longer sleep times and quicker sleep onset, but these effects did not last beyond 4-6 weeks, indicating a need for further long-term research on sleep patterns and wakefulness in clozapine-treated patients.
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Introduction: Continuing Medical Education (CME) is vital for healthcare professionals to remain current with advancements and maintain their competence. In India, CME remains in its early stages, lacking a systematic approach. There is a pressing need for a comprehensive framework that addresses needs assessment, program development, accreditation, and credit allocation.

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Effects of multilevel OSA surgery on patients with poor cardiopulmonary performance: A prospective pilot study.

Auris Nasus Larynx

December 2024

Department of Otolaryngology, Kaohsiung Chang Gung Memorial Hospital, Kaohsiung, Taiwan; College of Medicine, Chang Gung University, Taoyuan and Kaohsiung, Taiwan; Sleep Center, Kaohsiung Chang Gung Memorial Hospital, Kaohsiung, Taiwan; School of Medicine and Institute of Biomedical Sciences, National Sun Yat-sen University, Kaohsiung, Taiwan; Department of Business Management, Institute of Healthcare Management, National Sun Yat-sen University, Kaohsiung, Taiwan; Robotic Surgery Center and Center for Quality Management, Kaohsiung Chang Gung Memorial Hospital, Kaohsiung, Taiwan. Electronic address:

Objective: Multilevel airway surgery for obstructive sleep apnea/hypopnea syndrome (OSA) has benefits in improving sleep quality, but its effect on polysomnography (PSG) and 6-minute walk test (6MWT) parameters, including walking distance and cardiopulmonary performance, in patients with poor pre-operative cardiopulmonary performance remains understudied, which should be further investigated.

Methods: This prospective pilot study enrolled 27 consecutive OSA patients with poor pre-operative 6MWT results. All patients received multilevel OSA surgery, and the alterations of sleep parameters and 6MWT profiles were studied.

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Aim: Extra-articular manifestations especially haematological abnormalities are common in Rheumatoid arthritis (RA). The aim is to study the haematological parameters and its correlation with disease severity and gender.

Methods: A cross-sectional study was conducted at a tertiary centre among 50 RA patients who attended the Rheumatology or General Medicine OPD from January 2020 to June 2021.

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The histone-lysine N-methyltransferase 2D (KMT2D), tumor suppressor gene which is the major component of histone H3K4 mono-methyltransferase in mammals and has significant role in regulation of a gene which are frequently mutated that lead to many different types of cancers that include non-Hodgkin lymphoma, medulloblastoma, prostate carcinoma, renal carcinoma, bladder carcinoma and lung carcinoma. KMT2D gene epigenetic alterations in histone methylation play a significant role for the initiation and progression of cancers from pre-cancerous lesions, yet its complete function in oncogenesis remains unsolved. KMT2D deficiency - loss are thought of initial mediators of cancer development and cell migration such as B-cell lymphoma, medulloblastoma, melanoma, pancreas and lung cancer.

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Sleep tracking by consumers is becoming increasingly prevalent; yet, few studies have evaluated the accuracy of such devices. We sought to evaluate the accuracy of three devices (Oura Ring Gen3, Fitbit Sense 2, and Apple Watch Series 8) compared to the gold standard sleep assessment (polysomnography (PSG)). Thirty-five participants (aged 20-50 years) without a sleep disorder were enrolled in a single-night inpatient study, during which they wore the Oura Ring, Fitbit, and Apple Watch, and were monitored with PSG.

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Article Synopsis
  • Obstructive sleep apnea (OSA) is a diverse sleep disorder, and researchers have previously analyzed its different phenotypes using various clustering methods.
  • This study tested four clustering techniques (Agglomerative Hierarchical Clustering, K-means, Fuzzy C-means, and Gaussian Mixture Model) on 865 patients to see how method selection influences the classification of OSA clusters and their physiological differences.
  • Results showed that two clusters were consistently distinct across all methods, while three had overlapping features; K-means performed best overall, and Fuzzy C-means excelled in managing overlapping clusters, underscoring the significance of clustering method choice in OSA phenotyping.
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Sleep in the dromedary camel: features of the 'first night effect'.

J Sleep Res

October 2024

Comparative Anatomy Unit, Department of Biological and Pharmaceutical Veterinary Sciences, Hassan II Agronomy and Veterinary Medicine Institute, Rabat, Morocco.

The 'first night effect' (FNE) is a well-known phenomenon in polysomnographic (PSG) sleep studies, resulting in significant variations in the macrostructure of wakefulness and sleep states, particularly between the initial and subsequent sleep recording sessions. The FNE phenomenon during sleep has been studied in various species, revealing complex variations between several sessions of sleep recording. The present study used a non-invasive PSG method to examine differences between various vigilance states in four adult female dromedary camels during 4 consecutive nights and days of sleep recording.

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Acetazolamide as a therapeutic alternative for central sleep apnea in pediatric patient with FBXO28 gene mutation: A case report and review of literature.

Sleep Med

December 2024

Division of Respiratory Medicine, The Hospital for Sick Children, Toronto, Canada; Department of Pediatrics, University of Toronto, Toronto, Canada; Child Health and Evaluative Science, SickKids Research Institute, Toronto, Canada. Electronic address:

Article Synopsis
  • Central sleep apnea (CSA) in children with neurodevelopmental disorders often sees poor tolerance to conventional BiLevelPAP therapy, necessitating alternative treatments like acetazolamide, which works by inducing mild metabolic acidosis to stabilize breathing.
  • A case study of a 12-year-old boy with an FBXO28 gene-related disorder revealed that after starting acetazolamide, there were significant improvements in his CSA symptoms and quality of life, with no major side effects reported.
  • Findings suggest that acetazolamide can effectively stimulate respiratory function in pediatric CSA cases, particularly for those with genetic conditions, though more research is needed to confirm treatment protocols and long-term safety.
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Objective: Polysomnography (PSG) is unique in diagnosing sleep disorders, notably obstructive sleep apnea (OSA). Despite its advantages, manual PSG data grading is time-consuming and laborious. Thus, this research evaluated a deep learning-based automated scoring system for respiratory events in sleep-disordered breathing patients.

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Chasing sleep physicians: ChatGPT-4o on the interpretation of polysomnographic results.

Eur Arch Otorhinolaryngol

October 2024

Sleep Medicine Center & Department of Otolaryngology, Head and Neck Surgery, University Medical Center Mainz, Mainz, Germany.

Background: From a healthcare professional's perspective, the use of ChatGPT (Open AI), a large language model (LLM), offers huge potential as a practical and economic digital assistant. However, ChatGPT has not yet been evaluated for the interpretation of polysomnographic results in patients with suspected obstructive sleep apnea (OSA).

Aims/objectives: To evaluate the agreement of polysomnographic result interpretation between ChatGPT-4o and a board-certified sleep physician and to shed light into the role of ChatGPT-4o in the field of medical decision-making in sleep medicine.

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Validation of the European Obstructive Sleep Apnea Screening (EUROSAS) in Professional Male Drivers.

J Clin Med

October 2024

Koc University Research Center for Translational Medicine (KUTTAM), Koc University, Istanbul 34010, Turkey.

(1) The European Union Driver License Committee recently developed a questionnaire as a screening tool for obstructive sleep apnea (OSA), named the European Obstructive Sleep Apnea Screening (EUROSAS) questionnaire for drivers. The aim of the current study was to investigate the diagnostic performance of the EUROSAS to predict risk of OSA in professional male drivers. (2) Fifty-eight drivers were included in the current study.

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Article Synopsis
  • Polysomnography (PSG) is the standard method for sleep staging in medical clinics, but it can be uncomfortable for long-term monitoring due to skin contact.
  • Researchers are exploring the use of video cameras for contactless sleep staging, aiming to utilize their potential for both physiological and behavioral measurements.
  • A study developed a camera-based system that achieved 73.1% accuracy in classifying different sleep stages, showcasing its potential as a valuable tool in sleep medicine and offering insights for future improvements.
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Introduction Asthma is one of the serious health problems among children, accounting for a major proportion of lost school days due to absenteeism, decreased academic performances, and lesser social interactions. It can impair a child's activities like playing sports and also their sleeping pattern with frequent school absenteeism. In South India, only a few school-based studies to determine the prevalence of asthma have been carried out, and even fewer studies are done in community settings in rural areas of Tamil Nadu.

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Objectives: Previous studies suggest that patients' thyroid status might directly impact the course of Coronavirus disease 2019 (COVID-19). The objective of the study was to determine the clinical profile of COVID-19 patients with hypothyroidism and compare it with that of COVID-19 patients without hypothyroidism.

Design: Retrospective observational study.

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Letter to the Editor: "Efficacy of subthalamic deep brain stimulation programming strategies for gait disorders in Parkinson's disease: A systematic review and meta-analysis".

Neurosurg Rev

October 2024

Center for Global Health Research, Saveetha Medical College and Hospitals, Saveetha Institute of Medical and Technical Sciences (SIMATS), Saveetha University, Chennai, Tamil Nadu, India.

Article Synopsis
  • The letter praises a recent systematic review on deep brain stimulation (DBS) for gait disorders in Parkinson's disease, emphasizing its thoroughness.
  • It suggests that future research should aim to standardize classifications of gait disorders and include long-term studies to better understand the lasting effects of DBS.
  • The author also recommends exploring adaptive DBS systems and using advanced neuroimaging techniques to deepen insights into neural changes after DBS, which could enhance treatment for patients.
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Article Synopsis
  • The study aimed to see if a treatment called rTMS could help people with fibromyalgia sleep better.
  • It involved 42 patients who either got the real treatment or a fake one, going through 20 sessions.
  • Results showed that those who received the real rTMS treatment had much better sleep quality after 1 and 3 months compared to those who didn't.
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Objective: Levodopa-induced dyskinesia (DYS) adversely affects the quality of life of Parkinson's disease (PD) patients. However, few studies have focused on the relationship between DYS and sleep and electroencephalography (EEG). Our study aimed to establish the objective physiological indicators assessed by polysomnography (PSG) that are associated with DYS in PD patients.

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