Found 64,783 clinical trials
Value of Super-resolution Ultrasonography in Differentiating Benign and Malignant Lymph Nodes
Lymph nodes are one of the most important components of the human immune system, and superficial lymph node enlargement lacks specificity. Ultrasound examination has been widely used in the diagnosis of lymph node lesions and is of great significance in distinguishing between benign and malignant. However, the two-dimensional and Doppler …
Detecting Pulmonary Hypertension With the Eko CORE 500 Digital Stethoscope
This prospective, observational study will evaluate whether synchronized heart sound (phonocardiogram, PCG) and three-lead electrocardiogram (ECG) recordings (entered as separate interventions in PRS, though collected together in practice) collected with the Eko CORE 500 can help screen for pulmonary hypertension (PH). Adults (≥18 years) undergoing clinically indicated transthoracic echocardiography (TTE) …
Masses in Young Patients - International Ovarian Tumour Analysis (MY-IOTA)
This multicenter observational study aims to validate the IOTA Simple Rules, Benign Descriptors, and ADNEX model in a cohort of patients equal or under the age of 20. Moreover, the study aims to evaluate the diagnostic accuracy of subjective assessment by ultrasound and to analyze the rate of complications in …
Bad Berka Heart Rhythm Registry of Patients With or at Risk of Arrhythmias Treated at Heart Center Bad Berka
The Bad Berka Heart Rhythm Registry (2B2R) is a prospective, single-center observational cohort designed to systematically collect and analyze data of patients undergoing cardiac arrhythmia therapy as well as implantation of cardiac electronic devices (CIEDs) at the Heart Center Bad Berka. The register aims to evaluate procedural safety, acute and …
Prospective Data Collection Initiative on Thoracic Malignancies
Survival after cancer diagnosis strongly depends on local tumor extent, lymph node involvement and the presence of distant metastases. However, there remains great inter-patient variability regarding treatment outcome. A combination of molecular factors, biochemical factors, histopathological features, genomic profile, environmental factors and other clinical factors are likely to influence prognosis …
REdo Transcatheter Aortic VALVE Implantation for the Management of Transcatheter Aortic Valve Failure
Transcatheter aortic valve implantation (TAVI) is a key-hole technique to replace an aortic heart valve that is narrowed and/or leaking. Although TAVI is a safe and effective treatment for a faulty aortic heart valve, the new TAVI valve will not last forever. Because it is a 'tissue' valve (made from …
Associations of Autistic Traits and Feeding Difficulties
The objective is to assess the prevalence of autistic traits and feeding disorders in the general population.
Real-world Study on the Management of Hematological Toxicities Associated With Targeted Therapies for Breast Cancer
This multicenter, real-world, observational study will retrospectively and prospectively collect real-world data related to the investigational drugs. We plan to observe 1000 patients and collect data on treatment cycles N and N+1 of the targeted therapies. Retrospective data collection is based on existing patient diagnosis and treatment records, collecting information …
Longitudinal Endpoint Assessment of Disease Burden in HD
LEAD-HD is intended to collect and analyze self-reported health information from individuals with Huntington Disease (HD) or prodromal HD participating in a 24-month longitudinal natural history study using remote technologies.
Community Park-Based Programs for Health Promotion: Fit2Play Prospective Cohort Study
The Fit2Play prospective cohort study examines the effects of a park-based youth physical activity afterschool program on youth participant fitness and mental health outcomes. Duke will perform a secondary analysis of the data collected as part of the Fit2Play prospective cohort study run by Miami-Dade County Parks and Recreation.