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Discover 10,048 clinical trials near Portland, Oregon. Find research studies in your area.
Showing 5661-5680 of 10,048 trials
NCT03842293
The purpose of this study is to evaluate the clinical validity of a set of PROMIS pediatric person-reported outcome measures in patients with chronic kidney disease. The evaluation includes longitudinal assessments of how measures change in association with clinical changes.
NCT02373137
The purpose of this study is to compare visual acuity outcomes of two types of endothelial keratoplasty: 1) Ultrathin Descemet's Stripping Endothelial Keratoplasty (DSAEK) or 2) Descemet's Membrane Endothelial Keratoplasty (DMEK). Half of the participants will be randomized to have DSAEK and the other half will have DMEK.