Found 2,831 clinical trials
Dresden Corneal Disease and Treatment Study
The purpose of this study is long-term follow up of patients with corneal diseases to analyze the quality of surgical interventions and diagnosis. Corneal ectasia, especially keratoconus, is a corneal disease that leads to an irreversible loss of visual acuity while the cornea becomes steeper, thinner and irregular. For these …
Efficacy of Chemopreventive Agents on Disease-free and Overall Survival in Patients With Pancreatic Ductal Adenocarcinoma: The CAOS Study
The evidence on the value of aspirin, statins, metformin, beta-blocking ACE inhibitors agents as chemopreventive agents in patients with pancreatic ductal adenocarcinoma is limited. The aim of this study is to assess whether regular use of aspirin, statins, metformin, angiotensin converting enzyme (ACE)-inhibitors and beta-blocking agents use, before diagnosis, after …
Persistent Atrial Fibrillation (AF) (Asia Pacific) Observational Study
The objective of this clinical trial is to collect safety and effectiveness data for the TactiCath Contact Force Ablation Catheter, Sensor Enabled (TactiCath SE) in the APAC patient population for the treatment of drug refractory, symptomatic persistent atrial fibrillation when following standard electrophysiology mapping and radiofrequency (RF) ablation procedures.
Terumo Aortic Global Endovascular Registry
Multi-arm, multi-center, open label, prospective observational registry designed to obtain safety and performance data on the use of CE marked and custom Terumo Aortic endovascular grafts.
Micra AV Transcatheter Pacing System Post-Approval Registry
Medtronic is sponsoring the Micra AV Registry using the Micra AV system for continued surveillance of chronic atrioventricular synchronous pacing as intended, through the collection of data based on routine clinical care practice, following commercial release. The Micra AV Registry is conducted within Medtronic's Product Surveillance Registry (PSR) platform.
Characterization of Methylation Patterns in Hepatocellular Carcinoma
This study is being performed as part of the development process of the Liver EpiCheck test which includes the identification of different methylation profiles in HCC (hepatocellular carcinoma) patients compare to cancer free control in blood samples
Screening of Genetic Susceptibility Genes for Breast Cancer Patients in Chinese Communities
This is a community-based prospective study and the research object is breast cancer patients. It is planned to take the community as the unit to inform and collect the breast cancer patients who voluntarily participate to carry out the detection of BRCA1, BRCA2, PTEN, CHEK2 and PALB2 genes through the …
Frailty Anesthesia and Complications.
Objectives: To assess the prevalence of frailty in patients older than 70 y/o in nephrourologic surgery. To study if preoperative frailty is an independent predictor of immediate postoperative complications, after 30 days, 6 months and 1 year of follow-up. To detect if there are other independent risk factors for complications.
The Multi-Ethnic Lifestyle Study
The study design is cross-sectional using a self-completion questionnaire in an English speaking multi-ethic population within Leicester and Leicestershire. The study will adopt a convenient and purposive sampling recruitment strategy across a variety of settings within Leicestershire to facilitate recruitment of a wide range of participants.
Characterization of Methylation Patterns in Cancer and Non-Cancer cfDNA
Nucleix EpiCheck tests analyzes the methylation pattern in a panel of DNA methylation biomarkers and determines whether this pattern is consistent with cancer under test or with non-cancer tissue. This study is being performed as part of the development process of the Pan Cancer EpiCheck test which includes the identification …