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https://www.readbyqxmd.com/read/29326068/slime-mould-the-fundamental-mechanisms-of-biological-cognition
#1
Jordi Vallverdú, Oscar Castro, Richard Mayne, Max Talanov, Michael Levin, Frantisek Baluška, Yukio Gunji, Audrey Dussutour, Hector Zenil, Andrew Adamatzky
The slime mould Physarum polycephalum has been used in developing unconventional computing devices for in which the slime mould played a role of a sensing, actuating, and computing device. These devices treated the slime mould rather as an active living substrate yet the slime mould is a self-consistent living creature which evolved for millions of years and occupied most part of the world, but in any case, that living entity did not own true cognition, just automated biochemical mechanisms. To "rehabilitate" the slime mould from the rank of a purely living electronics element to a "creature of thoughts" we are analyzing the cognitive potential of P...
January 8, 2018: Bio Systems
https://www.readbyqxmd.com/read/29325560/feasibility-and-predictive-performance-of-the-hendrich-fall-risk-model-ii-in-a-rehabilitation-department-a-prospective-study
#2
Isabella Campanini, Stefano Mastrangelo, Annalisa Bargellini, Agnese Bassoli, Gabriele Bosi, Francesco Lombardi, Stefano Tolomelli, Mirco Lusuardi, Andrea Merlo
BACKGROUND: Falls are a common adverse event in both elderly inpatients and patients admitted to rehabilitation units. The Hendrich Fall Risk Model II (HIIFRM) has been already tested in all hospital wards with high fall rates, with the exception of the rehabilitation setting. This study's aim is to address the feasibility and predictive performances of HIIFRM in a hospital rehabilitation department. METHODS: A 6 months prospective study in a Italian rehabilitation department with patients from orthopaedic, pulmonary, and neurological rehabilitation wards...
January 11, 2018: BMC Health Services Research
https://www.readbyqxmd.com/read/29323630/fatal-innominate-artery-hemorrhage-in-a-patient-with-tetraplegia-case-report-and-literature-review
#3
Ahmad Zaheer Qureshi
Context Hemorrhage is one of the potentially fatal complications of tracheostomy. A rare but lethal cause of tracheostomy related bleeding is hemorrhage from the innominate artery. This occurs following tracheo-innominate artery fistula (TIF) formation, which is associated with a mortality rate of more than 85%. Here, we report the case of an individual with tetraplegia and a tracheostomy who died as a result of innominate artery hemorrhage. This case highlights the possible causes and interventions associated with this complication, and provides insight into tracheostomy related bleeding in patients with spinal cord injury (SCI)...
January 11, 2018: Journal of Spinal Cord Medicine
https://www.readbyqxmd.com/read/29317401/acute-and-chronic-increases-of-circulating-fstl1-normalize-energy-substrate-metabolism-in-pacing-induced-heart-failure
#4
Mitsuru Seki, Jeffery C Powers, Sonomi Maruyama, Maria A Zuriaga, Chia-Ling Wu, Clara Kurishima, Lydia Kim, Jesse Johnson, Anthony Poidomani, Tao Wang, Eric Muñoz, Sudarsan Rajan, Joon Y Park, Kenneth Walsh, Fabio A Recchia
BACKGROUND: FSTL1 (follistatin-like protein 1) is an emerging cardiokine/myokine that is upregulated in heart failure (HF) and is found to be cardioprotective in animal models of cardiac injury. We tested the hypothesis that circulating FSTL1 can affect cardiac function and metabolism under baseline physiological conditions and in HF. METHODS AND RESULTS: FSTL1 was acutely (10 minutes) or chronically (2 weeks) infused to attain clinically relevant blood levels in conscious dogs with cardiac tachypacing-induced HF...
January 2018: Circulation. Heart Failure
https://www.readbyqxmd.com/read/29313873/the-value-of-incorporating-personally-relevant-stimuli-into-consciousness-assessment-with-the-coma-recovery-scale-revised-a-pilot-study
#5
Jonas Stenberg, Alison K Godbolt, Marika C Möller
OBJECTIVE: To explore whether the use of personally relevant stimuli, for some tasks in the Coma Recovery Scale - Revised (CRS-R), generates more responses in patients with prolonged disorders of consciousness compared with neutral stimuli. DESIGN: Multiple single-case design. SUBJECTS: Three patients with prolonged disorders of consciousness recruited from an inpatient department at a regional brain injury rehabilitation clinic in Stockholm, Sweden...
January 9, 2018: Journal of Rehabilitation Medicine
https://www.readbyqxmd.com/read/29313261/enhancement-of-in-vivo-efficacy-and-oral-bioavailability-of-aripiprazole-with-solid-lipid-nanoparticles
#6
Silki, Vivek Ranjan Sinha
Aripiprazole (ARP), a second-generation or atypical antipsychotic, is poorly soluble and undergoes extensive hepatic metabolism and P-glycoprotein efflux which lead to reduced in vivo efficacy and increased dose-related side effects. To enhance in vivo efficacy and oral bioavailability of aripiprazole, aripiprazole-loaded solid lipid nanoparticles (SLNs) were developed using tristearin as solid lipid. Tween 80 and sodium taurocholate were used as surfactants to prepare SLNs using microemulsification method...
January 8, 2018: AAPS PharmSciTech
https://www.readbyqxmd.com/read/29307451/sleep-patterns-associated-with-the-severity-of-impairment-in-a-large-cohort-of-patients-with-chronic-disorders-of-consciousness
#7
Davide Rossi Sebastiano, Elisa Visani, Ferruccio Panzica, Davide Sattin, Anna Bersano, Anna Nigri, Stefania Ferraro, Eugenio Parati, Matilde Leonardi, Silvana Franceschetti
OBJECTIVE: We assessed sleep patterns in 85 patients with chronic disorders of consciousness (DOC) in order to reveal any relationship with the degree of the impairment. METHODS: Nocturnal polysomnography (PSG) was scored in patients classified as being in an unresponsive wakefulness syndrome/vegetative state (UWS/VS; n = 49) or a minimally conscious state (MCS; n = 36) in accordance with the rules of the American Academy of Sleep Medicine. The PSG data in the two diagnostic groups were compared, and the PSG parameters associated with the degree of impairment were analysed...
December 24, 2017: Clinical Neurophysiology: Official Journal of the International Federation of Clinical Neurophysiology
https://www.readbyqxmd.com/read/29284873/optimal-dose-of-dexmedetomidine-retrobulbar-anesthesia-during-phacoemulsification-cataract-surgery
#8
Ahmed Ahmed Nagy, Saber Hamed El-Sayd, Ahmed Abdelaziz Ahmed, Ghada Zin-Eldin Rajab
Background: The cataract surgery anesthesia should be to make the procedure as safe and as satisfactory as possible for all concerned. The recent progress in anesthesia and surgery now allow cataract extraction to be done with minimal physiological changes to the patient. We aimed in the study to compare between two different doses of dexmedetomidine combined with lidocaine and bupivacaine during retrobulbar anesthesia for cataract extraction by phacoemulsification. Materials and Methods: This study was done on forty patients with cataract...
October 2017: Anesthesia, Essays and Researches
https://www.readbyqxmd.com/read/29278634/pain-intensity-scales-comparison-in-patient-with-abdominal-pain
#9
Zoran Trninić, Manja Spahalić, Gordan Galić, Davorin Kozomara, Valentina Lasić, Danijel Bevanda, Nikica Šutalo
BACKGROUND: The aim of study was to explore efficiency of the pain rating scales on patients experiencing abdominal pain, determine correlation between the scales and their applicability to general population and determine the minimal clinical important difference in mm on the VAS as discriminatory for difference in pain intensity. SUBJECTS AND METHODS: The study was performed at the Emergency Department of the University Clinical Hospital of Mostar on patients with abdominal pain which started less than 24 hours before, excluding patients under 16 years old, uncooperative patients and those with altered state of consciousness...
December 2017: Psychiatria Danubina
https://www.readbyqxmd.com/read/29274102/effect-of-age-on-narcotrend-index-monitoring-during-sevoflurane-anesthesia-in-children-below-2%C3%A2-years-of-age
#10
Nils Dennhardt, Stefanie Arndt, Christiane Beck, Dietmar Boethig, Sebastian Heiderich, Barbara Schultz, Frank Weber, Robert Sümpelmann
BACKGROUND: In older children, different electroencephalogram-based algorithms for measuring depth of anesthesia displayed a similar performance as in adults, but in infants they have not displayed the same reliability so far. According to the individual developmental state, the Narcotrend distinguishes "differentiated" electroencephalograms, which can be classified using the full Narcotrend Index scale, from "undifferentiated" electroencephalograms, which are classified using a scale with fewer stages...
December 23, 2017: Paediatric Anaesthesia
https://www.readbyqxmd.com/read/29232836/spasticity-management-in-disorders-of-consciousness
#11
REVIEW
Géraldine Martens, Steven Laureys, Aurore Thibaut
Background: Spasticity is a motor disorder frequently encountered after a lesion involving the central nervous system. It is hypothesized to arise from an anarchic reorganization of the pyramidal and parapyramidal fibers and leads to hypertonia and hyperreflexia of the affected muscular groups. While this symptom and its management is well-known in patients suffering from stroke, multiple sclerosis or spinal cord lesion, little is known regarding its appropriate management in patients presenting disorders of consciousness after brain damage...
December 9, 2017: Brain Sciences
https://www.readbyqxmd.com/read/29209270/transcranial-direct-current-stimulation-in-patients-with-prolonged-disorders-of-consciousness-combined-behavioral-and-event-related-potential-evidence
#12
Ye Zhang, Weiqun Song, Jubao Du, Su Huo, Guixiang Shan, Ran Li
Background: The electrophysiological evidence supporting the therapeutic efficacy of multiple transcranial direct current stimulation (tDCS) sessions on consciousness improvement in patients with prolonged disorders of consciousness (DOCs) has not been firmly established. Objectives: To assess the effects of repeated tDCS in patients with prolonged DOCs by Coma Recovery Scale-Revised (CRS-R) score and event-related potential (ERP). Method: Using a sham-controlled randomized double-blind design, 26 patients were randomly assigned to either a real [five vegetative state (VS) and eight minimally conscious state (MCS) patients] or sham (six VS and seven MCS patients) stimulation group...
2017: Frontiers in Neurology
https://www.readbyqxmd.com/read/29206895/minimally-conscious-state-or-cortically-mediated-state
#13
Lionel Naccache
Durable impairments of consciousness are currently classified in three main neurological categories: comatose state, vegetative state (also recently coined unresponsive wakefulness syndrome) and minimally conscious state. While the introduction of minimally conscious state, in 2002, was a major progress to help clinicians recognize complex non-reflexive behaviours in the absence of functional communication, it raises several problems. The most important issue related to minimally conscious state lies in its criteria: while behavioural definition of minimally conscious state lacks any direct evidence of patient's conscious content or conscious state, it includes the adjective 'conscious'...
December 1, 2017: Brain: a Journal of Neurology
https://www.readbyqxmd.com/read/29182381/a-validation-of-the-polish-version-of-the-coma-recovery-scale-revised-crsr
#14
Marek Binder, Urszula Górska, Anna Wójcik-Krzemień, Krzysztof Gociewicz
PRIMARY OBJECTIVE: The aim of this study was to determine the validity of the Polish version of the Coma Recovery Scale-Revised (CRS-R). METHODS AND DESIGN: Two trained raters, A and B, administered CRS-R on a group of 20 patients with severe brain injury (median age ± SD, 38.0 ± 14.39 years). Both rater A and rater B completed their assessment on day 1, and rater A repeated their assessment on day 2. Inter-rater and test-retest reliability were evaluated with an intra-class correlation coefficient and Spearman rank correlation...
November 28, 2017: Brain Injury: [BI]
https://www.readbyqxmd.com/read/29178088/-education-and-training-for-laparoscopic-gastrointestinal-surgery-our-10-years-experience-in-nanfang-hospital
#15
Guoxin Li, Jiang Yu, Yanfeng Hu, Hao Liu, Xinhua Chen
The laparoscopic surgery for gastrointestinal cancer developed slowly and was at a crossroad of choice at the beginning of the 21st century. However, the team of laparoscopic surgery in Nanfang Hospital was keenly conscious that minimally invasive surgery (MIS) would bring new era to the treatment of gastrointestinal cancer. Therefore, our team went into the exploration of laparoscopic surgery for gastrointestinal cancer: (1) researching a series of anatomical theories for MIS; (2) lucubrating the applicable pattern of fascia and mesentery under laparoscopic view; (3) finding out the precise anatomical landmarks and surgical layers; (4) optimizing the operative strategy...
November 25, 2017: Zhonghua Wei Chang Wai Ke za Zhi, Chinese Journal of Gastrointestinal Surgery
https://www.readbyqxmd.com/read/29168167/interdependent-feedback-regulation-of-breathing-by-the-carotid-bodies-and-the-retrotrapezoid-nucleus
#16
Patrice G Guyenet, Douglas A Bayliss, Ruth L Stornetta, Roy Kanbar, Yingtang Shi, Benjamin B Holloway, George M P R Souza, Tyler M Basting, Stephen B G Abbott, Ian C Wenker
The retrotrapezoid nucleus, RTN, regulates breathing in a CO2 and state-dependent manner. RTN neurons are glutamatergic and innervate principally the respiratory pattern generator; they regulate multiple aspects of breathing, including active expiration, and maintain breathing automaticity during non-REM sleep. RTN neurons encode arterial PCO2 /pH via cell-autonomous and paracrine mechanisms, and via input from other CO2 -responsive neurons. In short, RTN neurons are a pivotal structure for breathing automaticity and arterial PCO2 homeostasis...
November 22, 2017: Journal of Physiology
https://www.readbyqxmd.com/read/29164571/assessment-of-mismatch-negativity-and-p300-response-in-patients-with-disorders-of-consciousness
#17
X-Y Wang, H-Y Wu, H-T Lu, T-T Huang, H Zhang, T Zhang
OBJECTIVE: To evaluate changes in mismatch negativity (MMN) and P300 response in vegetative state (VS) and minimally conscious state (MCS) patients before and after treatment, and their value for prediction of prognosis. PATIENTS AND METHODS: Event-related potentials (ERPs), performed on 11 patients classified as VS (n = 6) or MCS (n = 5), and five healthy participants (i.e., control group). We performed a six months telephone follow-up to monitor changes in consciousness recovery...
November 2017: European Review for Medical and Pharmacological Sciences
https://www.readbyqxmd.com/read/29163104/transcranial-random-noise-stimulation-does-not-improve-behavioral-and-neurophysiological-measures-in-patients-with-subacute-vegetative-unresponsive-wakefulness-state-vs-uws
#18
Mauro Mancuso, Laura Abbruzzese, Stefania Canova, Giulia Landi, Simone Rossi, Emiliano Santarnecchi
Background: The absence of efficient treatments capable to promote central nervous system recovery in patients in vegetative state (VS) due to a severe acquired brain injury highlights the need of exploring alternative neuromodulatory treatments that can lead to neurobehavioral gains. Some encouraging preliminary observations suggest that transcranial direct current stimulation could be effective in disorders of consciousness (DoC) patients, especially when applied on the dorsolateral prefrontal cortex (DLPFC) in patients with minimally conscious state (MCS) but not in those with VS...
2017: Frontiers in Human Neuroscience
https://www.readbyqxmd.com/read/29160761/fronto-parietal-coherence-response-to-tdcs-modulation-in-patients-with-disorders-of-consciousness
#19
Yang Bai, Xiaoyu Xia, Yong Wang, Yongkun Guo, Yi Yang, Jianghong He, Xiaoli Li
A transcranial direct current stimulation (tDCS) protocol (2 min, 2 mA, anodal electrode at the left dorsolateral prefrontal cortex and cathodal electrode at the right supraorbital area) was applied in patients with different degrees of disorders of consciousness (DoC). Although previous research indicates that it could improve patients' coma recovery scale-revised (CRS-R) scores, the brain's electrophysiological responses to tDCS are still unclear. Therefore, the present study was performed to explore the underlying brain responses of patients in a minimally conscious state (MCS) and a Unresponsive Wakefulness Syndrome (UWS) to tDCS modulation...
November 21, 2017: International Journal of Neuroscience
https://www.readbyqxmd.com/read/29156989/survival-and-consciousness-recovery-are-better-in-the-minimally-conscious-state-than-in-the-vegetative-state
#20
Frédéric Faugeras, Benjamin Rohaut, Mélanie Valente, Jacobo Sitt, Sophie Demeret, Francis Bolgert, Nicolas Weiss, Alexandra Grinea, Clémence Marois, Marion Quirins, Athena Demertzi, Federico Raimondo, Damien Galanaud, Marie-Odile Habert, Denis Engemann, Louis Puybasset, Lionel Naccache
BACKGROUND: The prognosis value of early clinical diagnosis of consciousness impairment is documented by an extremely limited number of studies, whereas it may convey important information to guide medical decisions. OBJECTIVE: We aimed at determining if patients diagnosed at an early stage (<90 days after brain injury) as being in the minimally conscious state (MCS) have a better prognosis than patients in the vegetative state/Unresponsive Wakefulness syndrome (VS/UWS), independent of care limitations or withdrawal decisions...
November 20, 2017: Brain Injury: [BI]
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