Publications by authors named "S R HUMPHREYS"

Data standards are available for spinal cord injury (SCI). The International SCI Data Sets were created in 2002 and there are currently 27 freely available. In 2014 the National Institute of Neurological Disorders and Stroke developed clinical common data elements to promote clinical data sharing in SCI.

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Article Synopsis
  • Inguinal hernia repair is the most common surgery for infants, and this study aimed to assess a new anesthetic technique combining caudal block, high-flow nasal oxygen, and dexmedetomidine sedation instead of general anesthesia.
  • Conducted in Australia and New Zealand, the study involved 50 infants and found that the new technique successfully completed surgery in 82% of the cases without needing to switch to general anesthesia.
  • The approach resulted in few intraoperative and postoperative complications, suggesting it could be a safer alternative for this type of surgery in infants.
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Background: Total joint replacement (TJR) of the lumbar spine is a revolutionary procedure that couples the clinical benefits of neural decompression with preservation of natural motion and sagittal balance at the operative level. The TJR procedure involves reconstruction of the entire motion segment using a posterior bilateral transforaminal approach to access the disc space. The TJR implant (MOTUS, 3Spine, Chattanooga, TN, USA) replaces the function of the intervertebral disc and facet joints, performing biomechanically as a new articulation for the resected, degenerated disc and facets.

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Enzyme-mediated pharmacokinetic drug-drug interactions can be caused by altered activity of drug metabolizing enzymes in the presence of a perpetrator drug, mostly inhibition or induction. We identified a gap in the literature for a state-of-the art detailed overview assessing this type of DDI risk in the context of drug development. This manuscript discusses and methodologies employed during the drug discovery and development process to predict clinical enzyme-mediated DDIs, including the determination of clearance pathways, metabolic enzyme contribution, and the mechanisms and kinetics of enzyme inhibition and induction.

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