a, a N Clinical Trials
A listing of a, a N clinical trials actively recruiting patients volunteers.
Found 2490 clinical trials
Role of aGVHD Biomarkers on aGVHD Risks
To establish risk rating criteria of biological protein marker, determine the role and consistency of aGVHD biomarkers in aGVHD diagnosis and aGVHD prognosis, and evaluate the the impact on non-relapse mortality and relapse and disease free survival, the multicenter study on aGVHD biomarkers detection in the patients underwent allogeneic hematopoietic …
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- 16 Feb, 2024
- 1 location
Non Exudative AMD Imaged With SS-OCT- Extension
The investigators wish to better understand the role of the choriocapillaris (CC) in the formation and progression of non-exudative in age related macular degeneration (armd) by imaging the retinal pigment epithelium (rpe) and the choroidal microvasculature and by studying their inter-dependence to determine if the loss of the CC could …
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- 16 Feb, 2024
- 5 locations
Validity and Reliability of the Turkish Translation of the Yale Pharyngeal Residue Severity Rating Scale
Purpose of the study is the validity and reliability of the Turkish version of the Yale Pharyngeal Residue Severity Rating Scale (YPRSRS-T), so that it would be used as an assessment tool for dysphagia patients.
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- 05 Aug, 2020
Follow-up of Critical COVID-19 Patients
The study will follow COVID-19 patients who required intensive care after 3-6 months and one year after discharge from the ICU with functional level as well as organ function to assess recovery after COVID-19. Blood and urine will be collected for biobanking.
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- 16 Feb, 2024
- 1 location
Impact of Hybrid Closed-Loop Systems on Sleep and Psychosocial Outcomes in Youth With T1D and Their Parents
This study evaluates the impact of the hybrid closed-loop insulin delivery systems on sleep in youth with type 1 diabetes and their parents. Activity watches, surveys and device downloads are used to evaluate sleep in these participants.
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- 16 Feb, 2024
- 1 location
The Assessment of Talar Cartilage in Patients With Unilateral Traumatic Transtibial Amputation
Increased risk of osteoarthritis (OA) has been previously demonstrated in patients with lower limb amputation. Although there are many studies on knee joint of intact limb of amputees in the literature, the number of studies on intact foot and ankle is extremely limited. The primary aim of the study is …
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- 05 Aug, 2020
Biomarkers in Polyradiculoneuropathies
The nodes of Ranvier contain ion channels that enable the rapid propagation of the nerve impulse. Cell adhesion molecules and glycolipids play an important role in the formation of the nodes of Ranvier. Antibodies against glycolipids are detected in half of patients with Guillain-Barr syndrome, an acute inflammatory neuropathy affecting …
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- 16 Feb, 2024
- 1 location
Microvascular Flow and Reactivity in Patients Presenting in the Acute Phase of COVID-19.
Considering that the intensity of systemic microvascular changes in patients in the acute phase of COVID-19 could be related to disease progression and prognosis, the present cross-sectional and observational study aims to investigate the presence of endothelial dysfunction in these patients, also looking for to evaluate associations between the presence …
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- 16 Feb, 2024
- 1 location
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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- 16 Feb, 2024
- 1 location
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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- 16 Feb, 2024
- 1 location