Clinical trials: Ionizing Radiation Exposure
Radiation Exposure
Relationship of Genetic Differences to the Development of Chromosome Abnormalities
This is a collaborative study by the National Cancer Institute, Columbia University, and the Southern Urals Biophysics Institute in Russia.
- Trial name
- NCT00481793
- Where
- Russia
- Volunteers
- 361 people
- Sponsor
- National Cancer Institute (NCI)
Hyperthyroidism
Assessment of THL and Potential Risk of Hypothyroidism in Healthcare Workers Exposed to Low-dose Ionizing Radiation
"This study is designed to evaluate the thyroid health of healthcare workers exposed to low-dose ionizing radiation at INMOL Cancer Hospital, Lahore.
- Trial name
- NCT07048548
- Testing
- Thyroid Function Monitoring
- Where
- Pakistan
- Volunteers
- 44 people
- Sponsor
- Superior University
Ionizing Radiation Exposure
Open-label Phase I Study for PEP or Treatment of HS-ARS PLX-R18 for the Post-Exposure Prevention (PEP) or Treatment of Hematopoietic Syndrome of Acute Radiation Syndrome (HS-ARS)
The objective of the study is to evaluate the safety of intramuscular (IM) administration of PLX-R18 in subjects exposed to ionizing radiation and who are at risk of developing HS-ARS.
- Trial name
- HS-ARS (NCT03797040)
- Testing
- Cell therapy
- Volunteers
- 27 people
- Sponsor
- Pluristem Ltd.
Auricular Flutter, Radiation Exposure
Utility of 3D Navigation to Reduce Ionizing Radiation in Common Flutter Ablation. Study of Personnel and Patient Dosimetry
Common Flutter ablation technique use low X-ray based three-dimension (3D) navigation for catheter tracking, have become a popular implementation to treat patient's underlying arrhythmia.
- Trial name
- DOSIMETRY-AFL (NCT03946280)
- Testing
- conventional X-ray based Fluoroscopy, low X-ray 3D navigation technique
- Where
- Belgium
- Volunteers
- 50 people
- Sponsor
- Cliniques universitaires Saint-Luc- Université Catholique de Louvain
Occupational Exposure
Assessment of DNA Damage Due to Ionizing Radiation
detection of DNA damage due to occupational exposure to low dose ionizing radiation using comet assay technique and genotyping of certain DNA repair genes to detect inherited polymorphism.
- Trial name
- NCT03240172
- Where
- Egypt
- Volunteers
- 100 people
- Sponsor
- Assiut University
Genotoxicity, Cytotoxicity
Assessment of Cytotoxicity, Genotoxicity
Goal: The goal of this observational study is to evaluate the genotoxic and cytotoxic effects of OPG and CBCT on exfoliated buccal mucosal cells Main question: Does CBCT cause greater genotoxic and cytotoxic effects on buccal…
- Conditions
- Genotoxicity, Cytotoxicity, Ionizing Radiation Exposure, Dental X-Ray Exposure
- Trial name
- NCT07330401
- Where
- Malaysia
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Yaxin Wang
Skeletal Scintigraphy, FDG PET/CT
Radiation Exposure Awareness From Patients Undergoing Nuclear Medicine Diagnostic Scans
This questionnaire is aimed at finding out if patients understand how much radiation they are being exposed to when they have a bone scan (99mTc-MDP)or an FDG PET/CT scan (18F-FDG PET/CT).
- Trial name
- REA (NCT03458585)
- Testing
- Self-administered questionnaire
- Where
- United Kingdom
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Royal Marsden NHS Foundation Trust
Radiation Exposure to Operator, Endovascular Aortic Repair
Exoskeleton vs. Standard Lead Apron in EVAR Procedures
The goal of this clinical trial is to learn whether an exoskeleton-supported radiation protection system can reduce radiation exposure and musculoskeletal strain in vascular surgeons during endovascular aortic repair procedures…
- Conditions
- Radiation Exposure to Operator, Endovascular Aortic Repair, Musculoskeletal Strain, Occupational Radiation Exposure
- Trial name
- PROTECT-EVAR (NCT07528144)
- Testing
- Exoskeleton-supported radiation protection system, Standard lead apron
- Where
- Poland
- Volunteers
- 2 people, healthy volunteers welcome
- Sponsor
- Samodzielny Publiczny Szpital Kliniczny nr 2 PUM
Lifestyle, Diet
Study of Diets and Way of Life of Native Americans and Hispanics in New Mexico During the Time of the Trinity Nuclear Test
Background: The National Cancer Institute has been studying health risks to people in New Mexico at the time of the first nuclear bomb test. This was called the Trinity nuclear test. It took place in 1945.
- Conditions
- Lifestyle, Diet, Ionizing Radiation Exposure
- Trial name
- NCT02211781
- Where
- United States
- Volunteers
- 9 people
- Sponsor
- National Cancer Institute (NCI)
Exposure to Ionizing Radiation
Radiation Exposure During Endoscopic Retrograde Cholangiopancreatography Between Prone and Left Lateral Decubitus
The objective of this study is to evaluate the radiation dose to patient at two positions (prone and left lateral) and to medical staff during Endoscopic retrograde cholangiopancreatography (ERCP) procedure using dose area…
- Trial name
- NCT01599351
- Testing
- The radiographic-fluoroscopic system
- Where
- Thailand
- Volunteers
- 40 people
- Sponsor
- Chulalongkorn University
Exposure to Ionizing Radiation, Coronary Heart Disease
Transradial and Transfemoral Coronary Angiography by EXPERienced operaTors
Transradial approach (TRA) reduces vascular complications and access related-bleeding compared to transfemoral approach (TFA). However, this technique has been related to higher radiation exposure during coronary angiography and…
- Conditions
- Exposure to Ionizing Radiation, Coronary Heart Disease, Vascular Access Complication
- Trial name
- EXPERT (NCT01794325)
- Testing
- Trans-radial, Trans-femoral
- Where
- Brazil
- Volunteers
- 300 people
- Sponsor
- Instituto de Cardiologia do Rio Grande do Sul
Microvascular Dysfunction, Endothelial Dysfunction
Nailfold Capillaroscopy and Endothelial Biomarkers in Healthcare Workers Exposed to Chronic Low-Dose Ionizing Radiation
Chronic occupational exposure to low-dose ionizing radiation may lead to subclinical endothelial dysfunction and early microvascular alterations in healthcare workers.
- Conditions
- Microvascular Dysfunction, Endothelial Dysfunction, Occupational Radiation Exposure
- Trial name
- NCT07363187
- Where
- Turkey (Türkiye)
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Istanbul Training and Research Hospital
Exposure to Ionizing Radiation
Randomized Evaluation of Vascular Entry Site and Radiation Exposure: REVERE Trial
The study compares radiation exposure parameters between coronary angiography procedures performed by left wrist, right wrist or groin (femoral) procedure access site
- Trial name
- REVERE (NCT01677481)
- Where
- India
- Volunteers
- 1,500 people
- Sponsor
- Total Cardiovascular Solutions
Ionizing Radiation Exposure, Quality Improvement
CT DOSE Collaboratory
This is a pragmatic stepped-wedge cluster randomized controlled trial to explore variation in doses used for diagnostic CT by pooling radiation dose data across diverse healthcare delivery systems.
- Trial name
- NCT03000751
- Testing
- Simple Audit Report, Multi-Component Intervention, In-Person Meeting
- Volunteers
- 864,080 people, healthy volunteers welcome
- Sponsor
- University of California, San Francisco
Exposure to Ionizing Radiation, Occupational Exposure to Radiation
Use of Large Field of View During Image Acquisition for Coronary Angiography
Coronary angiography exposes patients and physicians to ionizing radiation. The purpose of this study is to evaluate the routine use of large field of view during image acquisition for coronary angiography.
- Conditions
- Exposure to Ionizing Radiation, Occupational Exposure to Radiation, Radiation Injury
- Trial name
- XRay Reduction (NCT01334931)
- Testing
- Large field of view arm, Medium field of view
- Where
- Brazil
- Volunteers
- 120 people
- Sponsor
- Instituto de Cardiologia do Rio Grande do Sul
Enteral Feeding Intolerance
Optimal Feeding Tube Placement
A randomized controlled trial comparing current standard blind method to CORTRAK enteral access system (CEAS), an FDA approved electromagnetic device to place enteric tubes.
- Trial name
- NCT04241146
- Testing
- Enteric Tube, CORTRAK enteral access system
- Where
- United States
- Volunteers
- 52 people
- Sponsor
- The University of Texas Health Science Center at San Antonio
Cytogenetic Abnormality, Radiation Exposure
Genomic Instability in Vascular Surgeons
The past two decades have witnessed the development and growth of the endovascular techniques, however, this new technology is not exempt from risks, since its use requires an ionizing radiation exposure to both patients and…
- Trial name
- IRADIENT (NCT04363190)
- Testing
- Cytogenetic analysis
- Where
- Spain
- Volunteers
- 28 people
- Sponsor
- Hospital Clínico Universitario de Valladolid
Occupational Exposure to Radiation, Neoplasms, Radiation-Induced
Epidemiological Study of Korean Radiation Workers
Health risks of radiation exposure in the moderate-to-high dose range have been well established. However, the risk remains unclear at low-dose ranges with protracted low-dose rate exposure, which is typical of occupational…
- Conditions
- Occupational Exposure to Radiation, Neoplasms, Radiation-Induced, Leukemia, Radiation-Induced, Radiation Effects
- Trial name
- KRWS (NCT05380570)
- Testing
- Occupational radiation exposure
- Where
- South Korea
- Volunteers
- 196,379 people
- Sponsor
- Korea Institute of Radiological & Medical Sciences
Decrease Variability and Amount of Radiation Dose From CT Exams
Radiation Dose Audit Reports to Reduce Radiation Exposure From CT Exams
The purpose of this study is to quantify variation in radiation dose levels across CT technologists, and determine the effectiveness of combining radiation dose audit reports and an educational seminar as a means to reduce the…
- Trial name
- NCT01405066
- Testing
- Radiation Dose Audit Reports, Educational Seminar: Radiation Dose Reduction
- Volunteers
- 19 people
- Sponsor
- Kaiser Permanente