1,682 results match your criteria: "PSG Institute of Medical Science & Research[Affiliation]"

Children's injuries in legislated types child-care institutions.

Pediatr Int

June 2024

Department of Health Informatics, School of Public Health & Graduate School of Medicine, Kyoto University, Kyoto, Japan.

Background: Severe injuries in child-care institutions are an important social issue. However, no reports on this matter have been made in Japan. This study examined trends in severe injuries at child-care institutions, including the impact of the coronavirus disease 2019 (COVID-19) pandemic.

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Clinical characteristics, associated comorbidities and hospital outcomes of neonates with sleep disordered breathing: a retrospective cohort study.

BMJ Paediatr Open

June 2024

Discipline of Child & Adolescent Health, Faculty of Medicine & Health, The University of Sydney, Cerebral Palsy Alliance Research Institute, Camperdown, Sydney, New South Wales, Australia.

Article Synopsis
  • * Conducted as a retrospective analysis at a tertiary care unit in New South Wales, the research involved 80 neonates, revealing that significant factors for referral included increased work of breathing and apnoea with oxygen desaturation, along with a high prevalence of comorbidities.
  • * Findings indicate that most neonates had moderate to severe SDB, with polysomnography (PSG) being an effective diagnostic tool; a multidisciplinary approach was essential for treatment management, with many infants being discharged on non-invasive ventilation.
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Purpose: This study aimed to evaluate polysomnographic (PSG) outcomes of tonsillectomy and adenoidectomy (T&A) in children with Down Syndrome (DS) and OSA, and the difference in PSG outcomes of T&A between children with DS and age- and gender-matched normally developing (non-DS) children.

Methods: This was a single center retrospective study that included children with DS and OSA who underwent T&A and had pre-operative and post-operative PSG. The baseline and the differences of pre- and post-operative PSG variables were compared with those of an age- and gender-matched group of non-DS children.

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Evaluation of Lateral Radar Positioning for Vital Sign Monitoring: An Empirical Study.

Sensors (Basel)

May 2024

Fraunhofer Institute for Digital Media Technology IDMT, Oldenburg Branch for Hearing, Speech and Audio Technology HSA, Marie-Curie-Straße 2, 26129 Oldenburg, Germany.

Vital sign monitoring is dominated by precise but costly contact-based sensors. Contactless devices such as radars provide a promising alternative. In this article, the effects of lateral radar positions on breathing and heartbeat extraction are evaluated based on a sleep study.

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Article Synopsis
  • - The L. Skeels powder, or Jamun, is celebrated for its antidiabetic and antioxidant benefits, making it valuable in both the food and cosmetic industries.
  • - The study analyzed the physicochemical properties and composition of Jamun seed powder, revealing key components such as cellulose, lignin, and impressive thermal stability at high temperatures.
  • - Results showed the powder has strong antioxidant activity with a peak scavenging rate of 91.4%, indicating its potential as a sustainable filler to enhance the mechanical properties of polymer composites.
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Article Synopsis
  • Ascariasis is a common parasitic infection that often shows no symptoms, but can lead to biliary ascariasis if worms migrate to the biliary tract, resulting in symptoms like abdominal pain, jaundice, and fever.
  • A case study details a patient who experienced fever, jaundice, breathlessness, loose stools, and altered mental status, but notably no abdominal pain.
  • Diagnosis was made through ultrasound and ERCP, and treatment involved endoscopic sphincterotomy and the medication albendazole, with the patient remaining stable after 10 days, illustrating the varied presentation of biliary ascariasis.
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Pharmacologic Sleep Aids in the Intensive Care Unit: A Systematic Review.

J Intensive Care Med

January 2025

Pulmonary, Critical Care, and Sleep Medicine Section, Department of Medicine, Veterans Affairs Palo Alto Health Care System, Palo Alto, CA, USA.

Patients in the intensive care unit (ICU) often experience poor sleep quality. Pharmacologic sleep aids are frequently used as primary or adjunctive therapy to improve sleep, although their benefits in the ICU remain uncertain. This review aims to provide a comprehensive assessment of the objective and subjective effects of medications used for sleep in the ICU, as well as their adverse effects.

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Prussian blue and Prussian blue analogues have attracted increasing attention as versatile framework materials with a wide range of applications in catalysis, energy conversion and storage, and biomedical and environmental fields. In terms of energy storage and conversion, Prussian blue-based materials have emerged as suitable candidates of growing interest for the fabrication of batteries and supercapacitors. Their outstanding electrochemical features such as fast charge-discharge rates, high capacity and prolonged cycling life make them favorable for energy storage application.

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Genetic variations of low-density lipoprotein cholesterol on metabolic disorders in obstructive sleep apnea.

Nutr Metab (Lond)

June 2024

Department of Otorhinolaryngology Head and Neck Surgery, Shanghai Key Laboratory of Sleep Disordered Breathing, Shanghai Sixth People's Hospital Affiliated to Shanghai Jiao Tong University School of Medicine&, 600 Yishan Road, Shanghai, 200233, P. R. China.

Background: The study aimed to explore the relationship between low-density lipoprotein cholesterol (LDL-C) genetic variants and obstructive sleep apnea (OSA) and its complications, including cardiovascular diseases (CVD), insulin resistance (IR), and metabolic syndrome (MS).

Method: 4329 individuals with suspected OSA who underwent a comprehensive assessment of anthropometric, biochemical, and polysomnography (PSG) data, along with 30 LDL-C single nucleotide polymorphisms (SNPs) were enrolled. The 10-year Framingham CVD risk score (FRS), IR and MS were evaluated for each subject.

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To evaluate the application value of portable pulse oximeter in adult obstructive sleep apnea (OSA). This study prospectively enrolled adult patients who underwent polysomnography (PSG) due to snoring at the Respiratory and Sleep Medicine Department of Peking University People's Hospital from July 2022 to July 2023. During PSG monitoring, CS-WOxi was continuously used to monitor blood oxygen levels.

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Developmental and nuclear proteomic signatures characterize the temporal regulation of fibroin synthesis during the last molting-feeding transition of silkworm.

Int J Biol Macromol

August 2024

Integrative Science Center of Germplasm Creation in Western China (CHONGQING) Science City, Biological Science Research Center, Southwest University, Chongqing 400715, China. Electronic address:

Silkworm fibroins are natural proteinaceous macromolecules and provide core mechanical properties to silk fibers. The synthesis process of fibroins is posterior silk gland (PSG)-exclusive and appears active at the feeding stage and inactive at the molting stage. However, the molecular mechanisms controlling it remain elusive.

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Socioeconomic determinants of moderate and severe obstructive sleep apnea in children: A pre and post COVID analysis.

Int J Pediatr Otorhinolaryngol

July 2024

Connecticut Children's, Department of Pediatric Otolaryngology, 282 Washington St Hartford, CT, 06106, USA. Electronic address:

Introduction: COVID-19 has disproportionately affected healthcare access of certain minority groups, and thus could contribute to delay in timely evaluation and management of pediatric obstructive sleep apnea (OSA). Socioeconomic status (SES) is known to affect healthcare access in pediatric otolaryngology and may also be a risk factor for OSA and its associated co-morbidities.

Objectives: Our primary objective is to determine the impact of COVID-19 on time to diagnosis (TTD) and time to treatment (TTT) of polysomnography (PSG)-proven moderate to severe pediatric OSA in different socioeconomic classes.

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Article Synopsis
  • The study investigates the use of backscatter ultrasound imaging (BUI) to assess the relationship between tongue anatomy and the severity of obstructive sleep apnea (OSA) in adults, focusing specifically on anatomical features observable via ultrasound.
  • Conducted at Stanford University, the study included 144 patients who underwent a standardized ultrasound scan, revealing that those with moderate-to-severe OSA had narrower airways and wider tongues in certain regions.
  • Findings suggest that computerized ultrasound imaging can effectively correlate tongue morphology with OSA severity, though further research is needed to explore the clinical significance of these results.
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Introduction: Obstructive sleep apnea (OSA) in infants is treated with low flow oxygen via nasal cannula (NC), CPAP (continous positive airway pressure), or surgery. Literature supports the use of high flow NC (HFNC) in children in the outpatient setting, however there is limited data on the use of HFNC in infants.

Objective: The purpose of this study was to compare HFNC and low-flow oxygen as treatments for OSA in infants.

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Sleep disturbances and incident risk of major depressive disorder in a population-based cohort.

Psychiatry Res

August 2024

Center for Investigation and Research in Sleep (CIRS), Lausanne University Hospital (CHUV), University of Lausanne, Lausanne, Switzerland.

Article Synopsis
  • * Key findings showed that higher scores on the Epworth Sleepiness Scale and the presence of insomnia symptoms were associated with a greater risk of developing MDD, with specific hazard ratios calculated for both factors.
  • * Notably, men with increased rapid eye movement (REM) sleep had a higher MDD incidence, while women with higher delta power in their sleep showed a lower incidence, indicating gender differences in how sleep affects depression risk.
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Purpose: This study aims to enhance the clinical use of automated sleep-scoring algorithms by incorporating an uncertainty estimation approach to efficiently assist clinicians in the manual review of predicted hypnograms, a necessity due to the notable inter-scorer variability inherent in polysomnography (PSG) databases. Our efforts target the extent of review required to achieve predefined agreement levels, examining both in-domain (ID) and out-of-domain (OOD) data, and considering subjects' diagnoses.

Patients And Methods: A total of 19,578 PSGs from 13 open-access databases were used to train U-Sleep, a state-of-the-art sleep-scoring algorithm.

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Article Synopsis
  • The study investigates whether body mass index (BMI) is a useful predictor of adverse respiratory events (ARE) in obese children undergoing tonsillectomy.
  • It included patients aged 3 to 12 with a BMI in the 95th percentile or higher, analyzing their outcomes after surgery while excluding those with specific pre-existing conditions.
  • Findings showed that while only 8% of patients experienced AREs, factors like the obstructive apnea-hypopnea index and oxygen saturation levels were significant indicators of risk, suggesting BMI alone is not a reliable measure for postoperative management in these cases.
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Background: Obstructive sleep apnea (OSA) is one of the risk factors for diabetes mellitus type 2 (DM2). As OSA is associated with the disruption of the circadian rhythm, it affects circadian clock proteins, including neuronal PAS domain protein 2 (NPAS2) and nuclear receptor subfamily 1 group D member 1 (Rev-Erb-α). These proteins have been shown to be related to metabolic abnormalities, i.

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Validation of Downloadable Mobile Snore Applications by Polysomnography (PSG).

Nat Sci Sleep

May 2024

Department of Traditional Chinese Medicine, Chang Gung Memorial Hospital, Keelung Medical Center, Keelung, Taiwan.

Purpose: Obstructive sleep apnea (OSA) is a common breathing disorder during sleep that is associated with symptoms such as snoring, excessive daytime sleepiness, and breathing interruptions. Polysomnography (PSG) is the most reliable diagnostic test for OSA; however, its high cost and lengthy testing duration make it difficult to access for many patients. With the availability of free snore applications for home-monitoring, this study aimed to validate the top three ranked snore applications, namely SnoreLab (SL), Anti Snore Solution (ASS), and Sleep Cycle Alarm (SCA), using PSG.

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The trophoblast cells are responsible for the transfer of nutrients between the mother and the foetus and play a major role in placental endocrine function by producing and releasing large amounts of hormones and growth factors. Syncytiotrophoblast cells (STB), formed by the fusion of mononuclear cytotrophoblasts (CTB), constitute the interface between the foetus and the mother and are essential for all of these functions. We performed transcriptome analysis of human placental samples from two control groups-live births (LB), and stillbirths (SB) with a clinically recognised cause-and from our study group, idiopathic stillbirths (iSB).

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Revealing novel and conservative T-cell epitopes with MHC B2 restriction on H9N2 avian influenza virus (AIV).

J Biol Chem

June 2024

National and Regional Joint Engineering Laboratory for Medicament of Zoonosis Prevention and Control, South China Agricultural University, Guangzhou, China. Electronic address:

B2 haplotype major histocompatibility complex (MHC) has been extensively reported to confer resistance to various avian diseases. But its peptide-binding motif is unknown, and the presenting peptide is rarely identified. Here, we identified its peptide-binding motif (X-A/V/I/L/P/S/G-X-X-X-X-X-X-V/I/L) in vitro using Random Peptide Library-based MHC I LC-MS/MS analysis.

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Benign breast diseases are a common presentation in the breast clinic outpatient department. These diseases, including giant fibroadenoma, multiple fibroadenoma in different quadrants, and large or recurrent phyllodes tumors, pose challenges in surgical management. We present a case series of 16 patients aged 19 to 63 years (average age, 41.

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Sleep assessment using EEG-based wearables - A systematic review.

Sleep Med Rev

August 2024

Department of Endocrinology and Metabolism, Amsterdam UMC, University of Amsterdam, Department Meibergdreef 9, Amsterdam, the Netherlands; Amsterdam Gastroenterology Endocrinology and Metabolism (AGEM), Amsterdam, the Netherlands.

Polysomnography (PSG) is the reference standard of sleep measurement, but is burdensome for the participant and labor intensive. Affordable electroencephalography (EEG)-based wearables are easy to use and are gaining popularity, yet selecting the most suitable device is a challenge for clinicians and researchers. In this systematic review, we aim to provide a comprehensive overview of available EEG-based wearables to measure human sleep.

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Meta-analyses examining dichotomous outcomes often include single-zero studies, where no events occur in intervention or control groups. These pose challenges, and several methods have been proposed to address them. A fixed continuity correction method has been shown to bias estimates, but it is frequently used because sometimes software (e.

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Novel therapies with the ability to delay disease progression are a gap in the care of people living with Parkinson disease (PD) today. Clinical outcomes assessments (COAs) that are sensitive to the earliest clinical changes in PD are deemed essential for a successful therapeutic development. To understand the current landscape of COAs use in clinical trials in PD and define priorities for future research in the field, a stakeholder roundtable meeting was held in November 2022.

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