Publications by authors named "Lui S"

Background: The use of robotic-assisted nipple-sparing mastectomy (R-NSM) with immediate direct-to-implant (DTI) reconstruction in treatment of breast cancer has been a controversial topic. The adoption of robotic surgery in breast cancer treatment has gained traction globally due to its minimally invasive nature, potential for improved cosmetic outcomes and better intraoperative visualization. This study provides insights on safety and feasibility robotic mastectomy at one of the largest centers in Asia.

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Objective: Anorexia nervosa (AN) is associated with disturbances in reward processing, cognitive control, and body image perception, implicating striatal dysfunction. Evidence suggests that underweight may modulate brain function in AN. We aimed to investigate whole-brain resting-state functional connectivity (rsFC) of the striatum in patients with AN while controlling for the acute effects of underweight.

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Historically, it takes an average of 17 years to move new treatments from clinical evidence to daily practice. Given the highly effective treatments now available to prevent or delay kidney disease onset and progression, this is far too long. The time is now to narrow the gap between what we know and what we do.

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Aim: As a central component of schizophrenia psychopathology, negative symptoms result in detrimental effects on long-term functional prognosis. However, the neurobiological mechanism underlying negative symptoms remains poorly understood, which limits the development of novel treatment interventions. This study aimed to identify the specific neural fingerprints of negative symptoms in schizophrenia.

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Anhedonia is believed to be transdiagnostic symptom exist in various disorders including schizophrenia, major depressive disorder, and autism spectrum disorder. However, very few studies attempted to profile subclinical samples with schizophrenia, depressive, and autistic symptoms using measures of anhedonia scales. This study adopted a cluster analytical approach to examine the anhedonia profile in 46 individuals with schizotypal trait (ST), 43 subthreshold depression (SD), 27 autistic trait (AT), and 41 healthy controls.

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Historically, it takes an average of 17 years to move new treatments from clinical evidence to daily practice. Given the highly effective treatments now available to prevent or delay kidney disease onset and progression, this is far too long. The time is now to narrow the gap between what we know and what we do.

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Background: The high comorbidity and symptom overlap of generalized anxiety disorder (GAD), posttraumatic stress disorder (PTSD), and social anxiety disorder (SAD), has led to the study of their shared and disorder-specific neural substrates. However, the morphometric similarity network (MSN) differences among these disorders remain unknown.

Methods: MSN derived from T1-weighted images in patients of GAD, PTSD, and SAD, and health controls (HC) using a Siemens 3T magnetic resonance imaging system.

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Background/aim: Hydrogen therapy has demonstrated potential as an antioxidant and anti-inflammatory intervention, particularly in the management of chronic diseases such as chronic kidney disease (CKD) and autoimmune conditions. This case report presents the possible therapeutic benefits of molecular hydrogen capsule treatment in enhancing renal function and alleviating chronic fatigue in an elderly female with coronary artery disease (CAD), type 2 diabetes mellitus (DM) complicated by nephropathy, and systemic lupus erythematosus (SLE). The aim of this study was to investigate the efficacy of adjunctive hydrogen therapy in an elderly patient with multiple chronic comorbidities.

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Background/aim: Anti-N-methyl-D-aspartate receptor (NMDAR) encephalitis, though rare, is the most common form of autoimmune encephalitis, predominantly affecting young individuals, particularly females. Standard treatments include corticosteroids, intravenous immunoglobulins (IVIG), and plasmapheresis, with rituximab recommended for those unresponsive to first-line therapies. However, reliable biomarkers for clinical assessment remain elusive.

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Background: Recently, some observational studies have suggested potential associations between erectile dysfunction (ED) and respiratory function. However, the underlying biological mechanisms and causal relationships between ED and lung function require further investigation. This study aimed to explore the causalities between ED and lung function traits.

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Background: Poor dietary intake is associated with peripheral pain sensitization and postoperative pain. Given the limited research on diet and pain, it is essential to examine the possible analgesic effects of dietary interventions in preclinical studies.

Objectives: This study aimed to elucidate the role of high-fat diet (HFD) on pain sensitivity and postoperative pain, and determine the potential effects of modulating branched-chain amino acids (BCAA) intake on pain phenotypes.

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The neuroimaging mechanisms that arise in patients with schizophrenia and comorbid metabolic syndrome (MetS) remain poorly understood. This study was devised to examine potential alterations in regional homogeneity (ReHo) that arise in schizophrenia patients with comorbid MetS undergoing risperidone or clozapine treatment. In total, 43 schizophrenia patients undergoing risperidone or clozapine treatment were enrolled in this study, of whom 20 had comorbid MetS (SZ-MetS) while 23 did not (SZ-nMetS).

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Introduction: Considering the high economic burden and risks of deep brain stimulation (DBS) surgical failure, predicting the motor outcomes of DBS in Parkinson's disease (PD) is of significant importance in clinical decision-making. Functional controllability provides a rationale for combining the abnormal connections of the cortico-striato-thalamic-cortical (CSTC) motor loops and dynamic changes after medication in DBS outcome prediction.

Methods: In this study, we analyzed the association between preoperative delta functional controllability after medication within CSTC loops and motor outcomes of subthalamic nucleus DBS (STN-DBS) and globus pallidus interna DBS (GPi-DBS) and predicted motor outcomes in a Support Vector Regression (SVR) model using the delta controllability of focal regions.

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Understanding earthquake nucleation is vital for predicting and mitigating seismic events, saving lives, and enhancing construction practices in earthquake-prone areas. Cascade triggering and preslip triggering are prevalent theories, posing challenges in differentiation based on field observations. Our study employs a novel unsupervised machine learning pipeline, integrating macroscopic- and grain-scale data from stick-slip experiments in a discrete element method (DEM) framework.

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Earlier research suggested that psychotic experiences (PEs), the extended-psychosis phenotype, are associated with cognitive impairment. Recent studies, however, revealed more mixed findings, and patterns and magnitude of cognitive deficits in PEs remain uncertain. We aimed to systematically review and quantitatively synthesize estimates of cognitive functioning covering a wide array of domains in individuals with versus without PEs.

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Historically, it takes an average of 17 years to move new treatments from clinical evidence to daily practice. Given the highly effective treatments now available to prevent or delay kidney disease onset and progression, this is far too long. The time is now to narrow the gap between what we know and what we do.

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Brain alterations associated with illness severity in schizophrenia remain poorly understood. Establishing linkages between imaging biomarkers and symptom expression may enhance mechanistic understanding of acute psychotic illness. Constructing models using MRI and clinical features together to maximize model validity may be particularly useful for these purposes.

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Article Synopsis
  • Recent research indicates that negative symptoms are present not only in schizophrenia but also in major depressive disorder (MDD) and bipolar disorder (BD).
  • A study using the Clinical Assessment Interview for Negative Symptoms (CAINS) and the Brief Negative Symptom Scale (BNSS) found that the two-factor model encompassing motivation and pleasure (MAP) and expression (EXP) was the best fit for negative symptoms across MDD and BD patients.
  • Establishing a stable model for negative symptoms in these disorders could advance our understanding of the neural mechanisms driving MAP and EXP dimensions, which is crucial for future research.
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Article Synopsis
  • Most nontraumatic subarachnoid hemorrhages (SAHs) are often caused by ruptured aneurysms, leading to high mortality and serious long-term health issues for survivors.
  • A 44-year-old woman with aneurysmal SAH and autoimmune conditions like rheumatoid arthritis and lupus underwent various treatments, including hydrogen therapy, which improved her condition by enhancing immune cell activity.
  • This case suggests that molecular hydrogen therapy may provide benefits in treating aneurysmal SAH in patients with autoimmune diseases and indicates a need for more research in this area.
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Background/aim: Connective tissue disease-associated pulmonary arterial hypertension (CTD-PAH) is a severe complication characterized by elevated pulmonary artery pressure, which can lead to right heart failure and death, if untreated. Standard treatments often fail to adequately manage symptoms, highlighting the need for novel therapeutic approaches. This study investigated the efficacy of molecular hydrogen (H) therapy in a patient with CTD-PAH.

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Background: Affective and anxiety disorders including major depression disorder (MDD), post-traumatic stress disorder (PTSD), and social anxiety disorder (SAD) are characterized by network dysconnectivity. Network controllability quantifies the capability of specific brain regions to impact functional dynamics based on the underlying structural connectome. This study aimed to investigate transdiagnostic and illness-specific network controllability alterations across these three disorders.

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Background: Measures of cortical topology are believed to characterize large-scale cortical networks. Previous studies used region of interest (ROI)-based approaches with predefined templates that limit analyses to linear pair-wise interactions between regions. As cortical topology is inherently complex, a non-linear dynamic model that measures the brain complexity at the voxel level is suggested to characterize topological complexities of brain regions and cortical folding.

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Traditional macromolecules or nanoscale Mn chelate-based magnetic resonance imaging (MRI) contrast agents (CAs) suffer from complicated and laborious synthesis processes, relatively low kinetic stability and relaxivity, limiting their clinical applications. Herein, we fabricated a series of kinetically inert Mn chelate-backboned polymers, P(MnL-PEG), through a facile and one-pot polymerization process. Particularly, P(MnL-PEG)-3 demonstrates a significantly higher relaxivity of 23.

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Objectives: To investigate the effects of a mindfulness-based family psychoeducation (MBFPE) intervention on caregivers and the young adults with first-episode psychosis in mental health care.

Methods: Sixty-five caregivers were randomly assigned to the MBFPE program (n = 33) or an ordinary family psychoeducation (FPE) program (n = 32). Eighteen young adults in recovery (YAIR) also participated in the study.

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