Clinical trials: Asymptomatic, open to volunteers
COVID-19
Serological and PCR Testing for COVID-19
Richmond Research Institute (RRI) is applying existing and new COVID-19 PCR and antibody tests to help develop methodologies which provide fast and accurate results.
- Trial name
- NCT04404062
- Testing
- Membrane-based immunoassay kit, Quantitative antibody Tests, PCR Test
- Where
- United Kingdom
- Volunteers
- 2,500 people, healthy volunteers welcome
- Sponsor
- Richmond Research Institute
Normal Esophageal Distensibility
Measuring Normal Esophageal Flexibility in Children Using EndoFLIP
This study will measure normal esophageal flexibility (distensibility) in children using the Endoluminal Functional Lumen Imaging Probe (EndoFLIP).
- Trial name
- EndoFLIP (NCT07754695)
- Testing
- Endoluminal Functional Lumen Imaging Probe (EndoFLIP)
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Indiana University
Necrotic Immature Permanent Incisors
A 24-month Outcomes of Single- Vs Multiple-visit Revascularization
The current randomized clinical trial will be conducted to evaluate the 24-month clinical and radiographic outcomes after revascularization of asymptomatic necrotic immature permanent maxillary incisors using single- or…
- Trial name
- NCT06762821
- Testing
- Single-visit revascularization, Multiple-visit revascularization
- Where
- Egypt
- Volunteers
- 86 people
- Sponsor
- Minia University
Congenital CMV Infection, Sensorineural Hearing Loss
Long-Term Outcomes of Children With Congenital CMV in New York State
PROACTIVE NYS is a long-term follow-up study of all infants who test positive for congenital Cytomegalovirus infection (CMV) throughout New York State on the Newborn Screen.
- Trial name
- PROACTIVE NYS (NCT06226558)
- Where
- United States
- Volunteers
- 1,000 people
- Sponsor
- Stony Brook University
Hydrocephalus
Assessment of Flow in Cerebrospinal Fluid Shunts With a Wireless Thermal Anisotropy Measurement Device in Asymptomatic Patients
This study evaluates the performance of the study device, FlowSense®, a sensor for non-invasively assessing cerebrospinal fluid (CSF) shunt flow.
- Trial name
- NCT06410885
- Testing
- Thermal Anisotropy Measurement Device
- Where
- United States
- Volunteers
- 60 people
- Sponsor
- Rhaeos, Inc.
Upper Respiratory Infection, Pediatric Surgical Patients
PRAE and Asymptomatic and Symptomatic URI Patients
The objective of this study is to determine the prevalence of asymptomatic viral carriers among healthy surgical patients and to describe the demographic and clinical characteristics of these patients.
- Conditions
- Upper Respiratory Infection, Pediatric Surgical Patients, Perioperative Respiratory Adverse Events
- Trial name
- NCT07816822
- Testing
- Mid-turbinate nasal swab
- Volunteers
- 300 people
- Sponsor
- Brittany Willer
Malaria, Asymptomatic Malaria
OPTIMAL LEAP: Optimizing Dihydroartemisinin-Piperaquine IPTsc Intervals to Advance Learning, Executive Function, Attendance, and Antimalarial Resistance Surveillance in Kenyan Schoolchildren
Malaria remains a major cause of illness among school-aged children in sub-Saharan Africa, many of whom carry asymptomatic Plasmodium falciparum infections that may contribute to anemia, inflammation, school absenteeism, and…
- Conditions
- Malaria, Asymptomatic Malaria, Intermittent Preventive Treatment
- Trial name
- Optimal LEAP (NCT07798583)
- Testing
- Monthly DP, Quarterly DP
- Volunteers
- 1,500 people, healthy volunteers welcome
- Sponsor
- Indiana University
Congenital Pulmonary Airway Malformation
The COllaborative Neonatal Network for the First CPAM Trial
The goal of this clinical trial is to compare conservative wait-and-see management to elective surgical intervention, in asymptomatic Congenital Pulmonary Airway Malformation (CPAM) children.
- Trial name
- CONNECT (NCT05701514)
- Testing
- Elective surgical resection of CPAM between 6 and 9 months of age
- Where
- 2 sites in Netherlands
- Volunteers
- 176 people
- Sponsor
- Erasmus Medical Center
Rhinovirus
The Rhinovirus Hospitalization and Investigation of Nasal-airway Omics (RHINO) Study
The goal of this study is to determine the burden of Rhinoviruses (RVs) as a cause of acute, severe, respiratory illnesses leading to hospitalization.
- Trial name
- NCT07342582
- Testing
- Nasal Swab Healthy Surveillance, Nasal Swab Sick Samples, Nasal Swab Hospitalized Cohort
- Where
- United States
- Volunteers
- 670 people, healthy volunteers welcome
- Sponsor
- University of Wisconsin, Madison
COVID-19
A Follow-up Study of Asymptomatic Infections and Diagnosed Patients With Covid-19 in Shanghai
This study is to clarify the distribution characteristics, host and clinical characteristics, disease outcome and risk factors, changes of multiple organs such as cardiopulmonary function and changes in social and psychological…
- Trial name
- NCT05387304
- Where
- China
- Volunteers
- 250,000 people
- Sponsor
- Ruijin Hospital
Cardiovascular Diseases in Pregnancy
Prospective Pakistan Registry of Echocardiographic Screening in Asymptomatic Pregnant Women
Consecutive obstetric patients attending routine antenatal visits were enrolled in this ongoing registry. A standardized 2D transthoracic echocardiogram (TTE) protocol was employed.
- Trial name
- PRESAP (NCT06004544)
- Where
- Pakistan
- Volunteers
- 10,000 people
- Sponsor
- National Institute of Cardiovascular Diseases, Pakistan
Tuberculosis (TB)
Optimal Treatment Duration for Radiographically Apparent, Bacteriologically Unconfirmed TB, Identified Through Active Case Finding (RADIO-TB Trial)
People living in high TB burden communities who undergo active case finding for TB may have chest X-ray changes suggestive of TB but their sputum test can be negative for the TB bacteria or they are unable to provide a sputum…
- Trial name
- RADIO-TB (NCT07163143)
- Testing
- Isoniazid (H), Rifampicin (R), Pyrazinamide (Z)
- Where
- 4 sites in Pakistan, South Africa and 1 more
- Volunteers
- 784 people
- Sponsor
- University College, London
Cryptococcal Meningitis
Single Dose Liposomal Amphotericin for Asymptomatic Cryptococcal Antigenemia
This will be a randomized controlled trial of asymptomatic (Cryptococcal Antigen test)CrAg positive persons in Uganda. Patients will be randomized to receive preemptive treatment with 1 dose of liposomal amphotericin (10mg/kg) in…
- Trial name
- ACACIA (NCT03945448)
- Testing
- Single dose liposomal Amphotericin and Fluconazole, Fluconazole
- Where
- Uganda
- Volunteers
- 356 people
- Sponsor
- Makerere University
Tuberculosis
Asymptomatic TB With Innovative Modified Short-course Regimens
This study is a randomized controlled trial among asymptomatic tuberculosis individuals aiming to assess whether the standard treatment duration can be shortened to 17 weeks without increasing the types or doses of…
- Trial name
- SWIFT (NCT06153069)
- Testing
- Four-month regimen, Three-month regimen, Standard regimen
- Where
- 5 sites in China
- Volunteers
- 426 people
- Sponsor
- Huashan Hospital
COVID-19
COVID Infection in Pediatric Surgical Patient
Children infected with COVID-19 are mostly asymptomatic. There is a dearth of data on the epidemiology of COVID-19 in the pediatric population. This is a prospective observational clinical study of pediatric surgical patients.
- Trial name
- NCT05898529
- Testing
- Rapid antigen test
- Where
- Canada
- Volunteers
- 350 people, healthy volunteers welcome
- Sponsor
- Salem Anaesthesia Pain Clinic
Tuberculosis
A Step Forward for Unraveling the Immune Mechanisms and Tools for Tuberculosis Spectrum Management
Tuberculosis (TB) is a significant infectious disease worldwide, with millions of people infected and major impact on mortality and public health.
- Trial name
- TB-SPECTRUM (NCT07735754)
- Volunteers
- 940 people, healthy volunteers welcome
- Sponsor
- Irene Latorre Rueda
E Cigarette Use
Novel Pulmonary Imaging of Lung Structure and Function in E-cigarette Smokers
This is a longitudinal study of the long-term health impact of e-cigarette smoking on the lungs. Participants will be followed over a period of 5 years, and impacts of e-cigarette smoking on the lungs will be measured with…
- Trial name
- NCT04616313
- Testing
- Hyperpolarized Xenon-129 MRI of the lungs, Computed Tomography (CT), Pulmonary Function Tests (PFT)
- Where
- Canada
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- Western University, Canada
Tricuspid Valve Disease
Characteristics and Prognosis of Moderate or Severe Tricuspid Regurgitation
The tricuspid valve : its evaluation is relatively difficult in echocardiography and the management of tricuspid valve diseases remains poorly codified.
- Trial name
- EPIT (NCT03546231)
- Where
- France
- Volunteers
- 400 people
- Sponsor
- Centre Hospitalier Universitaire, Amiens
Type1 Diabetes Mellitus
Continuous Monitoring of Glycemic Variability to Predict Dys- and Hyperglycemia in Asymptomatic Type 1 Diabetes
The goal of this longitudinal clinical trial is to measure variability of interstitial glucose levels with a user-friendly real-time continuous glucose monitoring (CGM) technology at regular intervals in normo- and dysglycemic…
- Trial name
- NCT05777330
- Testing
- Oral glucose tolerance test (OGTT), Hyperglycemic clamp test, Continuous glucose monitoring
- Where
- 6 sites in Belgium
- Volunteers
- 75 people
- Sponsor
- Universitair Ziekenhuis Brussel
Malaria, Asymptomatic Parasitaemia
Community-Based Cohort Study of Hidden Malaria Infections, Diagnostic Gaps, & Mosquito Vector Dynamics in Odisha, India
The goal of this prospective cohort study is to understand the factors responsible for the persistence of malaria transmission in some areas despite intensive control efforts.
- Trial name
- CSCMi3 (NCT07770048)
- Where
- 2 sites in India
- Volunteers
- 3,000 people, healthy volunteers welcome
- Sponsor
- London School of Hygiene and Tropical Medicine