Clinical trials: Asymptomatic
Malaria, Falciparum, Hookworm Infections
Iron Absorption and Utilization in Adolescents Infected With Malaria Parasites, Hookworms or Schistosoma
The aim of this study is to investigate the change in iron metabolism in relation to malaria and helminth infections using a stable isotope technique.
- Conditions
- Malaria, Falciparum, Hookworm Infections, Schistosoma Haematobium
- Trial name
- NCT01163877
- Testing
- Fe-57 orally, Fe-58 intravenously
- Where
- Côte d’Ivoire
- Volunteers
- 43 people
- Sponsor
- Swiss Federal Institute of Technology
Multiple Myeloma, Plasma Cell Myeloma
S0120, Studying Blood and Bone Marrow Samples From Patients With Monoclonal Gammopathy of Undetermined Significance, Multiple Myeloma, or Plasmacytoma
RATIONALE: Studying samples of blood and bone marrow in the laboratory from patients with monoclonal gammopathy of undetermined significance, multiple myeloma, or plasmacytoma may help doctors learn more about changes that occur…
- Conditions
- Multiple Myeloma, Plasma Cell Myeloma, Precancerous Condition
- Trial name
- NCT00900263
- Testing
- cytogenetic analysis, microarray analysis, biologic sample preservation procedure
- Where
- 69 sites in United States
- Volunteers
- 375 people
- Sponsor
- SWOG Cancer Research Network
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.
Breast Cancer Detection, Dense Breast Parenchyma
Delphinus SoftVue™ ROC Reader Study (DMT SV RRS3)
The purpose of this multi-reader, multi-case (MRMC) reader study is to evaluate reader performance when SoftVue™ automated breast ultrasound and screening mammography are combined, compared to screening mammography alone, in…
- Conditions
- Breast Cancer Detection, Dense Breast Parenchyma, Benign Breast Findings, Normal Breast Screening
- Trial name
- DMT SV RRS3 (NCT04260620)
- Testing
- Reading of Automated Breast Ultrasound in conjunction with Screening Mammography
- Where
- United States
- Volunteers
- 32 people
- Sponsor
- Delphinus Medical Technologies, Inc.
Injuries and Wounds
the Role of Total Body Imaging in Asymptomatic Pediatric Trauma Patients
Whole body imaging has no role in asymptomatic pediatric trauma patients
- Trial name
- NCT00424736
- Testing
- whole body CT scan
- Volunteers
- 100 people
- Sponsor
- Assaf-Harofeh Medical Center
HIV Infections
A Pilot Open Label Trial of HIV Therapy With d4T (Stavudine), ddI (Didanosine), Nelfinavir and Hydroxyurea in Subjects With Early Asymptomatic HIV Infection
To assess the magnitude and duration of the antiviral activity in plasma and the incidence and time to total suppression of detectable HIV RNA in plasma.
- Trial name
- NCT00002176
- Testing
- Hydroxyurea, Nelfinavir mesylate, Stavudine
- Where
- United States
- Sponsor
- Bristol-Myers Squibb
COVID-19
Epidemiological Study on Asymptomatic Infections and Mild Illness With Covid-19 in Shanghai
this study is to clarify the epidemiological characteristics of Omicron variant infected persons in Shanghai, such as distribution characteristics, host and clinical characteristics, disease outcome and risk factors.
- Trial name
- NCT05375786
- Testing
- Vaccination completion status
- Where
- China
- Volunteers
- 10,000 people
- Sponsor
- Ruijin Hospital
Kidney Transplantation, Bacteriuria
A Randomized Control Trial of Antibiotic Treatment Duration For Asymptomatic Bacteriuria After Kidney Transplantation
The major hypothesis to be tested is that there was no difference in the clinical outcome between 7(short-course) and 14(traditional-course) days of antibiotic treatment for asymptomatic bacteriuria early after kidney…
- Conditions
- Kidney Transplantation, Bacteriuria, Asymptomatic Infections
- Trial name
- NCT02575495
- Testing
- 7 days course of antibiotic treatment, 14 days course of antibiotic treatment
- Where
- Thailand
- Volunteers
- 20 people
- Sponsor
- Mahidol University
COVID-19
Contagiousness and Immunogenicity Status of COVID-19 in Asymptomatic Population (COVID-19 CONDITION)
In late December 2019, a new coronavirus strain emerged in China causing coronavirus disease 2019 (COVID-19). Since then, COVID-19 has become a global pandemic outbreak being declared a "public health emergency of international…
- Trial name
- CONDITION (NCT04389658)
- Where
- Spain
- Volunteers
- 1,526 people, healthy volunteers welcome
- Sponsor
- Igenomix
COVID-19, Asymptomatic COVID-19
A Clinical Evaluation of Proof Diagnostics Test System Including the Proof Diagnostics Reader and COVID-19 Test
To determine the accuracy of Proof Diagnostics COVID-19 Test in the intended, symptomatic and suspected/at-risk asymptomatic population and point-of-care use as compared to a standard molecular comparator, Quidel Lyra SARS-CoV-2…
- Trial name
- NCT05331976
- Testing
- Proof Lab Test System
- Where
- 3 sites in United States
- Volunteers
- 276 people
- Sponsor
- Proof Diagnostics
Covid19
Evaluation of the INDICAID™ COVID-19 Rapid Antigen Test
The INDICAID™ Rapid Antigen Test was used in real-world outbreak testing. The antigen test was used together with PCR testing. This study was designed to evaluate whether the addition of a rapid antigen test decreased time to…
- Trial name
- NCT04904510
- Testing
- INDICAID™ COVID-19 Rapid Antigen Test
- Where
- United States
- Volunteers
- 297 people, healthy volunteers welcome
- Sponsor
- University of California, Los Angeles
Covid19, Asymptomatic Shedding Viral
COVID-19 Rapid Testing for Self-Administration Among an Asymptomatic Sample
Point-of-care testing can provide an additional layer of protection to reduce transmission of COVID-19 safely and effectively in the population, and if such tests can be self-administered, barriers to access may be reduced.
- Trial name
- NCT04896710
- Testing
- SD Biosensor
- Where
- Canada
- Volunteers
- 569 people, healthy volunteers welcome
- Sponsor
- University of British Columbia
Asymptomatic, Artery
Stenting Versus Best Medical Treatment of Asymptomatic High Grade Carotid Artery Stenosis
Background. Carotid artery stenting (CAS) recently has become an accepted method for treatment of patients with high-grade carotid artery stenosis, who are at an increased risk for surgical carotid endarterectomy (CEA).
- Trial name
- NCT00497094
- Testing
- carotid artery stenting
- Where
- Austria
- Volunteers
- 148 people
- Sponsor
- Vienna General Hospital
Covid19
Face Masks to Reduce SARS-CoV-2 Infections (COVID-19) in Bangladesh
The primary goal of the village-level intervention is to assess whether mask-wearing reduces community-level asymptomatic and symptomatic SARS-CoV-2 infections, assessed via PCR testing.
- Trial name
- NCT05197725
- Testing
- Face mask, Face mask awareness, Face mask promotion through community values or individual information
- Where
- Bangladesh
- Volunteers
- healthy volunteers welcome
- Sponsor
- Yale University
Crohn's Disease
MRI-Based Screening in a Retrospective Cohort Reveals Adverse Prognosis of Asymptomatic Perianal Fistulas in Crohn's Disease: A Long-term Follow-Up Study
The goal of this observational study is to learn about the necessity of imaging screening for perianal fistula in Crohn's disease (CD) patients without perianal symptoms by comparing the natural history and long-term outcomes…
- Trial name
- NCT07555808
- Volunteers
- 669 people
- Sponsor
- Sixth Affiliated Hospital, Sun Yat-sen University
Visceral Leishmaniasis
A Community Trial for Visceral Leishmaniasis (VL)
Visceral leishmaniasis (VL) / Kala-azar (KA) is a public health problem in the many countries in the world including Bangladesh. Where more than 90,000 VL cases have been reported since 1994. The disease is fatal if not treated.
- Trial name
- NCT01069198
- Testing
- Albendazole, Iron, Zinc and Vitamin A
- Where
- 2 sites in Bangladesh
- Volunteers
- 200 people
- Sponsor
- International Centre for Diarrhoeal Disease Research, Bangladesh
HIV Infections
Comparison of Three Anti-HIV Drug Combinations in HIV-Infected Patients With No Symptoms of the Disease
To validate that the alteration of codon 215 of reverse transcriptase in plasma virus precedes the increase in viral burden as measured in the peripheral blood and the decline in CD4 count that have been observed in association…
- Trial name
- NCT00001045
- Testing
- Nevirapine, Zidovudine, Didanosine
- Where
- 59 sites in United States, Puerto Rico
- Volunteers
- 300 people
- Sponsor
- National Institute of Allergy and Infectious Diseases (NIAID)
Prostate Cancer
Bicalutamide Compared With Observation Followed by Bicalutamide Plus Either Goserelin or Orchiectomy in Treating Patients With Prostate Cancer
RATIONALE: Testosterone can stimulate the growth of cancer cells. Bicalutamide and goserelin may fight prostate cancer by reducing the production of testosterone.
- Trial name
- NCT00014586
- Testing
- bicalutamide, goserelin acetate, orchiectomy
- Where
- Germany
- Volunteers
- 110 people
- Sponsor
- European Organisation for Research and Treatment of Cancer - EORTC
HIV Infections
A Multi-Center, Placebo-Controlled, Double-Blind, Randomized Trial Comparing the Virologic and Immunologic Activities of 400 Mg Nevirapine in Combination With Zidovudine Versus Zidovudine Alone in Asymptomatic HIV-1 Infected Patients With 4-12 Months of Prior Zidovudine Therapy and 200-500 CD4+ Cell
PRIMARY: To compare the virologic activity (quantitative RNA PCR, quantitative PBMC) of the combination of nevirapine and zidovudine (AZT) versus AZT alone after 3 and 6 months of treatment.
- Trial name
- NCT00002323
- Testing
- Nevirapine, Zidovudine
- Where
- 5 sites in United States
- Volunteers
- 60 people
- Sponsor
- Boehringer Ingelheim
Ulcerative Colitis, Dysplasia
Development of Dysplasia in the Pelvic Pouch in Patients With Ulcerative Colitis (UC) and Risk Factors
The purpose of this study is to study development of dysplasia in the ileal mucosa among patients with Ulcerative Colitis and who previous have hade risk factors for developing cellular changes/dysplasia, i.e.
- Conditions
- Ulcerative Colitis, Dysplasia, Surgery
- Trial name
- NCT01764542
- Testing
- Endoscopy and biopsy
- Where
- Sweden
- Volunteers
- 56 people
- Sponsor
- Mattias Block