Found 1043 clinical trials
Amplatzer Piccolo Occluder Japan Post-marketing Database Surveillance
The purpose of this post-marketing clinical use database surveillance is to observe the frequency, type, and degree of adverse device effects and adverse events in order to assure the safety of the medical device, and to collect safety and efficacy information for evaluating the results of its clinical use.
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- 19 Feb, 2024
Factors Affecting Outcome of Vestibular Rehabilitation
This is an observational longitudinal study to investigate if negative illness perceptions predict less improvement in dizziness handicap following vestibular rehabilitation. Consecutive patients (n=260) who enter the vestibular rehabilitation programme at Guy's Hospital, London will be included. Questionnaires will be conducted immediately before, and after their final treatment. The main …
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- 19 Feb, 2024
Patient-Derived Xenografts to Reduce Cancer Health Disparities
This trial establishes patient-derived cancer xenografts in addressing cancer health and treatment disparities that disproportionately affect racial/ethnic minorities. Understanding the genetic and response differences among racial/ethnic minorities may help researchers enhance the precision of therapeutic treatments.
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- 19 Feb, 2024
Effect of Pre-existing Adjacent Segment Degeneration on Long-term Effectiveness After Lumbar Fusion Surgery
This is a prospective single-center study. Patients requiring posterior lumbar interbody fusion (PLIF) for lumbar degenerative disease are prospectively enrolled and followed. Important adjacent pre-existing degeneration factors include discs degenerated, facets and ligamentum flavum tropism which could lead to spinal canal stenosis (SCS). This study will focus on the effects …
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- 19 Feb, 2024
COVID-19 Follow up Intensive Care Studies
Since the SARS-CoV-2 infection is relatively new, the long term attributable burden related to COVID19 has not been investigated yet. To date, in patients with COVID-19 and their family members, there is little information on the functional status, cognitive ability, pattern of return to work, and health related quality of …
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- 19 Feb, 2024
Mechanisms of Hypoglycemia in Patients Without Diabetes
The goal of this study is to identify physiologic and molecular mechanisms that underlie hypoglycemia in the absence of diabetes (or medications that can cause hypoglycemia) and to investigate potential genetic and microbiome differences which contribute to hypoglycemia. We will test the hypothesis that hypoglycemia in the absence of diabetes …
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- 19 Feb, 2024
Seroconversion Among Staff at a Large Acute Care Hospital in Denmark During the COVID-19 Pandemic
The aim of this study is to apply serology testing methods for SARS-CoV2 antibodies in samples collected from HCWs in an acute hospital. This will enable the identification of those who are protected and non-infectious for SARS-CoV2 and those who are seronegative and therefore potentially susceptible and infectious on patient …
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- 19 Feb, 2024
Sleep-disordered Breathing in Infants With Myelomeningocele
This study aims to determine whether the risk for sleep-disordered breathing in infants with myelomeningocele (a severe form of spina bifida) differs among those who underwent fetal vs. postnatal surgery, and to examine the link between sleep-disordered breathing and neurodevelopment.
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- 19 Feb, 2024
Evaluating the Role of Inflammation in Neonatal Epileptogenesis
The purpose of this study evaluate the relationship between inflammation and epilepsy in neonates with seizures after birth.
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- 19 Feb, 2024
Postoperative Neurocognitive Disorders
The purpose of this study is to examine the mechanisms of brain injury contributing to postoperative neurocognitive disorders (PNCD) in an at-risk population (obstructive sleep apnea (OSA)) undergoing surgery. The investigators will enroll 50 OSA patients scheduled for surgery. All patients will have a brain scan (fMRI) within five days …
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- 19 Feb, 2024