Clinical trials: X-rays
Sunburn, Sun Damaged Skin
Natural Sunlight Protection and Simulated Sunlight Protection Offered by Sunscreens and Fabrics
The purpose of this study is to assess how human skin reacts and how sunscreens and sun protection fabrics protect in natural sunlight compared to their labeled claims, indoor testing methods (existing or modified) and…
- Conditions
- Sunburn, Sun Damaged Skin, Overexposure to Sun Rays
- Trial name
- NCT03007589
- Testing
- otc sunscreens, sun protection fabrics, Optical Filters
- Where
- 5 sites in United States, Chile and 1 more
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Sun Protection Foundation
Ultraviolet Rays; Injury, DNA Adduct Formation
Quantification of DNA Repair Products in the Urine After Ultraviolet Radiation of the Skin
Purpose of the experiment The investigators know that DNA damage is formed in the skin by sun exposure of the thymine-dimer type. Many of these injuries are repaired and excreted through the urine.
- Conditions
- Ultraviolet Rays; Injury, DNA Adduct Formation, DNA Damage, Radiation Induced, DNA Damage
- Trial name
- NCT05277961
- Testing
- Ultraviolet radiation
- Where
- Denmark
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Bispebjerg Hospital
AI (Artificial Intelligence), Mammary Cancer
Experiment on the Use of Innovative Computer Vision Technologies for Analysis of Medical Images in the Moscow Healthcare System
It is planned to integrate various services based on computer vision technologies for analysis of the certain type of x-ray study into Moscow Unified Radiological Information Service (hereinafter referred to as URIS).
- Conditions
- AI (Artificial Intelligence), Mammary Cancer, Lung Cancer, X-Rays; Lesion
- Trial name
- NCT04489992
- Where
- Russia
- Volunteers
- 133,000 people, healthy volunteers welcome
- Sponsor
- Research and Practical Clinical Center for Diagnostics and Telemedicine Technologies of the Moscow Health Care Department
Back Pain, X-rays
Natural Experiment: "Gentle Nudge" Intervention, Eliminating Phone Call Requirement
Back pain costs the U.S. over $100 billion annually, and much of this spending is wasteful due to the overuse of advanced diagnostic imaging.
- Conditions
- Back Pain, X-rays, MRI, CT Scan
- Trial name
- LBP-ED (NCT03381885)
- Testing
- Gentle Nudge, Usual Standard Procedure
- Volunteers
- 20,000 people, healthy volunteers welcome
- Sponsor
- University of California, Los Angeles
Cancer, Lung, Cancer Liver
PixelShine vs. Iterative Reconstruction (IR) Processing of CT Images
This study will compare the quality of CT images acquired with very low-dose radiation and processed with commercially available software vs. PixelShine processed images.
- Conditions
- Cancer, Lung, Cancer Liver, X-rays; Effects
- Trial name
- NCT03033615
- Testing
- PixelShine, Conventional processing
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- AlgoMedica, Inc.
Ultraviolet Rays, Immunosuppression
Effect of RANKL Inhibition on UV-induced Immunosuppression
Ultraviolet (UV) light is part of normal sunlight and has many effects on human skin and health. One of the harmful effects of long-term UV light exposure is that it can cause skin cancer.
- Conditions
- Ultraviolet Rays, Immunosuppression, Hypersensitivity, Delayed, Immune Tolerance/Drug Effects
- Trial name
- NCT01978483
- Testing
- Denosumab, UVB exposure, Diphenylcyclopropenone
- Where
- Canada
- Volunteers
- 31 people, healthy volunteers welcome
- Sponsor
- Innovaderm Research Inc.
Ultraviolet Rays, Motivation
A Motivational Enhancement Approach to Skin Cancer Prevention
The specific aims of this research are: Aim 1 - To describe the UV protection behaviors and beliefs of young adult patients in a dermatology clinic.
- Trial name
- NCT00705887
- Testing
- Brief Motivational Enhancement Intervention
- Where
- United States
- Volunteers
- 82 people, healthy volunteers welcome
- Sponsor
- Oregon Health and Science University
Altitude, Ultraviolet Rays
Ultraviolet Exposure, Antioxidant Use and Skin Erythema at Extreme High Altitude
With the increasing tourism and adventure travel into extreme environments comes the need to reassess the required protection against ultraviolet (UV) radiation and possible other oxidative stresses.
- Conditions
- Altitude, Ultraviolet Rays, Antioxidants, Oxidative Stress
- Trial name
- NCT00685438
- Where
- Nepal
- Volunteers
- 25 people, healthy volunteers welcome
- Sponsor
- Sunnybrook Health Sciences Centre