Portland, Oregon Clinical Trials
A listing of Portland, Oregon clinical trials actively recruiting patient volunteers.
Found 574 clinical trials
A Long-term, Post-marketing Safety Study of Palynziq in Patients With PKU (PALace)
This is a 10-year multi-center, global, observational study to further characterize the safety profile of pegvaliase, including hypersensitivity reactions, long-term safety and tolerability, and the effectiveness of the additional risk minimization measures (aRMMs) (European Union (EU) only) in subjects receiving pegvaliase for the treatment of PKU. Subjects for whom a …
Collection of Research Data and Samples From Patients Who Experience Immunotherapy Side Effects
This trial collects research data and samples from patients who experience immunotherapy side effects to store for use in future research studies. Studying research data and samples from patients who experience immunotherapy side effects may help researchers better understand how to predict, prevent, and treat these side effects.
Long-Term SafEty and Clinical Outcomes of LivmArli in Patients in the United States (LEAP-US)
The objective of this 5-year, prospective, observational cohort study is to evaluate the long-term safety and clinical outcomes of patients with Alagille syndrome (ALGS) or Progressive familial intrahepatic cholestasis (PFIC) treated with Livmarli.
Anesthetics and Analgesics in Children
The purpose of this study is to characterize the pharmacokinetic (PK) and safety profile of anesthetics and analgesics in children and adolescents.
OCT in Diagnosis of Irregular Corneas
This main goal of this study is to improve the detection, classification, monitoring, and treatment of irregular corneas due to keratoconus, warpage, dry eye, scar, stromal dystrophies, and other corneal conditions. The primary goal will be achieved by using optical coherence tomography (OCT) to: Develop an OCT-based system to classify …
A Study to Learn More About the Health of Persons With Down Syndrome After Treatment for Acute Leukemia
This study attempts to learn more about the health of persons with Down syndrome after treatment for acute leukemia. Children with Down syndrome are at increased risk for side effects during treatment for acute leukemia, but it is unclear of their risk for long-term effects of cancer treatment. By learning …
Establishing a ctDNA Biomarker to Improve Organ Preserving Strategies in Patients With Rectal Cancer
This study measures the levels of circulating tumor DNA (ctDNA) in patients with stage II-III rectal cancer before, during, and after treatment to find out if the presence or absence of ctDNA in patient's blood using the Signatera test can be used to gauge how different treatments may affect rectal …
North American Prodromal Synucleinopathy Consortium Stage 2
This study will enroll participants with idiopathic REM sleep behavior disorder (RBD) and healthy controls for the purpose of preparing for a clinical trial of neuroprotective treatments against synucleinopathies.
Study to Evaluate Biological & Clinical Effects of Significantly Corrected CFTR Function in Infants & Young Children
This is a two-part, multi-center, prospective longitudinal, exploratory study of highly effective cystic fibrosis transmembrane conductance regulator (CFTR) modulators and their impact on children with cystic fibrosis (CF).
Eye Pressure Lowering Surgery
The purpose of this study is to determine if lowering the pressure inside the eye improves blood flow to the eye.
