A 68-year man with severe Parkinson's disease who had been implanted with deep brain stimulators into both sides, received an emergency surgery uneventfully under general anesthesia with standard monitoring. During the operation, the surgeon turned off the impulse generators and used bipolar diathermy. Postoperatively, he had transient episodes of severe Parkinson symptoms, which were controled by levodopa drugs.
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J Transl Med
January 2025
Department of Endocrinology, Diabetology and Metabolism, Lausanne University Hospital, Avenue de la Sallaz 8, CH-1011, Lausanne, Switzerland.
Background: Obesity is associated with varying degrees of metabolic dysfunction. In this study, we aimed to discover markers of the severity of metabolic impairment in men with obesity via a multiomics approach.
Methods: Thirty-two morbidly men with obesity who were candidates for Roux-en-Y gastric bypass (RYGB) surgery were prospectively followed.
Clin Neuroradiol
January 2025
Department of Neurology, Klinikum rechts der Isar, School of Medicine and Health, Technical University of Munich, Ismaninger Str. 22, 81675, Munich, Germany.
Purpose: Myocardial injury, indicated by an elevation of high-sensitive cardiac Troponin (hs-cTnT), is a frequent stroke-related complication. Most studies investigated patients with ischemic stroke, but only little is known about its occurrence in patients with intracerebral hemorrhage (ICH). This study aimed to assess the frequency, predictors, and implications of myocardial injury in ICH patients.
View Article and Find Full Text PDFClin Neurophysiol
January 2025
Center of Engineering, Modeling and Applied Social Sciences, Federal University of ABC (UFABC), São Bernardo do Campo, Brazil; Brazilian Institute of Neuroscience and Neurotechnology, Campinas, São Paulo, Brazil. Electronic address:
Introduction: Freezing of gait (FOG) is a disabling symptom that affects over half of Parkinson's disease patients (PD) and hinders the ability to walk. Subthalamic nucleus (STN) deep brain stimulation (DBS) effectiveness in ameliorating the FOG remains controversial, lacking a reliable electrophysiological biomarker from local field potentials (LFP).
Methods: The LFP-STN rhythms bandpower and dynamics were characterized at rest across groups in a cohort of 23 patients (14 with FOG, and 9 without, n-FOG).
Neuroimage
January 2025
Laboratory for Imaging Science and Technology, Department of Electrical and Computer Engineering, Seoul National University, Seoul, Republic of Korea. Electronic address:
A recently introduced quantitative susceptibility mapping (QSM) technique, χ-separation, offers the capability to separate paramagnetic (χ) and diamagnetic (χ) susceptibility distribution within the brain. In-vivo high-resolution mapping of iron and myelin distribution, estimated by χ-separation, could provide a deeper understanding of brain substructures, assisting the investigation of their functions and alterations. This can be achieved using 7T MRI, which benefits from a high signal-to-noise ratio and susceptibility effects.
View Article and Find Full Text PDFNeural Netw
January 2025
The Key Laboratory for Computer Systems of State Ethnic Affairs Commission, Southwest Minzu University, Chengdu, Sichuan 610225, China. Electronic address:
The brain is a complex system with multiple scales and hierarchies, making it challenging to identify abnormalities in individuals with mental disorders. The dynamic segregation and integration of activities across brain regions enable flexible switching between local and global information processing modes. Modeling these scale dynamics within and between brain regions can uncover hidden correlates of brain structure and function in mental disorders.
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