Notes

Distinct efforts associated with metabolism disorder along with genetic risks from the pathogenesis associated with non-alcoholic fatty liver organ disease.
OBJECTIVES To investigate if the performance of Pediatric Index of Mortality 3 is improved by including imputed values for the PaO2/FIO2 ratio where measurements of PaO2 or FIO2 are missing. DESIGN A prospective observational study. SETTING A bi-national pediatric intensive care registry. PATIENTS The records of 37,983 admissions of children less than 16 years old admitted to 19 ICUs. INTERVENTIONS None. MEASUREMENTS AND MAIN RESULTS Seven published equations describing an association between PaO2/FIO2 and oxygen saturation measured by pulse oximetry (SpO2)/FIO2 were used to derive an alternative variable d100 × FIO2/PaO2 for the Pediatric Index of Mortality 3 variable 100 × FIO2/PaO2. Six equations exclude SpO2/FIO2 values if SpO2 is greater than 96-98%. 100 × FIO2/PaO2 was missing in 72% of patient records primarily due to missing PaO2, d100 × FIO2/PaO2 was missing in 71% of patient records if values of SpO2 greater than 97% were excluded or in 17% of patient records if all measurements of SpO2 were includeitoring of oxygenation.OBJECTIVES To describe legal guardians' understanding of key concepts in a research consent form presented within 24 hours of their child's admission to the PICU and to explore legal guardians' opinions of the format (language, length) of the consent form and the overall consent process. DESIGN Single-center, exploratory pilot study. SETTING PICU at a tertiary-care hospital in Canada. SUBJECTS Forty-one English- and French-speaking legal guardians of children less than 18 years old, who had been admitted to the PICU within the past 24 hours and were expected to stay at least 48 hours, between October 2018 and February 2019. INTERVENTIONS The consent form from a previous PICU trial was given and explained to legal guardians within 24 hours of their child's admission to the PICU. MEASUREMENTS AND MAIN RESULTS Legal guardians' understanding of key concepts in the consent form was evaluated using a questionnaire the day after the form was explained, and opinions were collected verbally and using an additional survey. The median number of questions answered incorrectly was three of seven (interquartile range = 2-4). Participants best understood the topic of the study (5% incorrect), but 80% of participants were unable to recall a single risk. The median rating of the language in the form was five of five (very easy to understand; interquartile range = 4-5), and 88% of participants said it was a reasonable length. CONCLUSIONS Despite positive opinions of the consent form, most legal guardians did not understand all key components of the consent information provided to them orally and in writing within 24 hours of their child's PICU admission. Future studies are required to determine barriers to understanding and explore alternative approaches to obtaining consent in this setting.OBJECTIVES Sepsis is a significant cause of morbidity and mortality. Monastrol chemical structure Children with sepsis often have alterations in microcirculation and vascular permeability. Our objective is current evidence regarding the role of the endothelial glycocalyx as a determinant of capillary leakage in these patients. DATA SOURCES We reviewed PubMed, EMBASE, and Google scholar using MeSH terms "glycocalyx", "fluids", "syndecan", "endothelium", "vascular permeability", "edema", "sepsis", "septic shock", "children". STUDY SELECTION Articles in all languages were included. We include all studies in animals and humans related to glycocalyx and vascular permeability. DATA EXTRACTION Studies in children and adults, as well as animal studies, were included. DATA SYNTHESIS One of the fundamental components of the endothelial barrier structure is the glycocalyx. It is a variable thickness layer distributed throughout the whole body, which fulfills a very important function for life the regulation of blood vessel permeability to water and described in pediatric sepsis on microcirculation, particularly on endothelial integrity and the glycocalyx.BACKGROUND Concussion affects almost 4 million individuals annually. There are many sideline screening tools available to assist in the detection of sports-related concussion. The King-Devick (K-D) test in association with Mayo Clinic utilizes rapid number naming to test saccadic eye movements in order to screen for concussion. An ideal screening tool for concussion would correctly identify all athletes with active concussion. The accuracy of K-D testing compared with other sideline screening tools is undetermined. OBJECTIVE To critically assess current evidence regarding the utility of K-D testing as a sideline screening tool for acute concussion and compare K-D testing to other sideline concussion assessments. METHODS The objective was addressed through the development of a critically appraised topic that included a clinical scenario, structured question, literature search strategy, critical appraisal, assessment of results, evidence summary, commentary, and bottom-line conclusions. Participants included consultant and resident neurologists, a medical librarian, clinical epidemiologists, and content experts in the field of concussion neurology and neuro-ophthalmology. RESULTS A recent meta-analysis was selected for critical appraisal. Cohorts analyzing athletes with sports-related concussion were selected, and utilized K-D testing as the main baseline and sideline assessment of concussion. K-D testing was found to have a high sensitivity and specificity for detecting concussion when there was worsening from baseline. CONCLUSION K-D testing has high sensitivity and specificity for detecting sideline concussion. Compared with other sideline screening tools that do not include vision testing, it has greater accuracy. Screening for concussion is optimized when multiple testing modalities are used in conjunction.BACKGROUND Intravenous thrombolysis is the only approved pharmacological treatment for acute ischemic stroke (AIS) patients, but the immediate response to thrombolysis varies by patient. OBJECTIVE To investigate the factors associated with early neurological improvement (ENI) after the administration of intravenous recombinant tissue plasminogen activator (rt-PA) treatment to AIS patients within 4.5 hours of onset. METHODS Demographics, onset to treatment time, risk factors, and clinical and laboratory data of 209 AIS patients undergoing intravenous rt-PA therapy at a Chinese hospital between January 2013 and August 2016 were retrospectively analyzed. The National Institutes of Health Stroke Scale (NIHSS) score was recorded before thrombolytic therapy, 24 hours after the treatment, and 7 days after the treatment to evaluate the recovery of neurological function. ENI was defined as a ≥4-point decrease in NIHSS score compared with baseline or a score of 0 or 1 at 24 hours and 7 days. A multivariate logistic regression analysis was performed to assess the outcomes.
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