Clinical trials: Opacity
Lung Cancer, Psychological Distress
Epidemiology and Psychosocial Evaluation of Inpatient With Lung Opacity
Lung cancer is one of the leading cause of cancer related death in China.Different from patients in the US, Chinese patients with lung nodules tend to be less related to smoking, and seem to be more willing to get operation…
- Trial name
- NCT03498768
- Testing
- Questionnaire Administration
- Where
- China
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- Peking University People's Hospital
Pneumonia, Radiography
Change in the Proportion of Correct Interpretations of Pulmonary Opacities
This randomized crossover clinical trial will evaluate whether an artificial intelligence-based expert system improves the interpretation of chest radiographs by final-year medical students, rural physicians, and general…
- Trial name
- INTERPRET (NCT07744555)
- Testing
- Artificial intelligence expert system
- Where
- Colombia
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Universidad de la Sabana
Cataract, Lens Opacity
Comparison of Clinical Outcomes POD L GF vs POD F GF (PHY1707)
Prospective, randomised, controlled, single-surgeon, single-center clinical study to compare the clinical outcomes of two trifocal IOLs differing in the dominance of additional power.
- Conditions
- Cataract, Lens Opacity, Presbyopia
- Trial name
- NCT03688399
- Testing
- IOL implantation experimental, IOL implantation comparator
- Where
- Hungary
- Volunteers
- 53 people, healthy volunteers welcome
- Sponsor
- Beaver-Visitec International, Inc.
Cataracts, Lens Opacities
Occupational Cataracts and Lens Opacities in Interventional Cardiology : the O'CLOC Study
The purpose of this study is to test the existence of an increased risk of cataracts among interventional cardiologists as compared to cardiologists not exposed to X-rays.
- Trial name
- NCT01061463
- Where
- France
- Volunteers
- 250 people, healthy volunteers welcome
- Sponsor
- Sophie JACOB
Corneal Opacity
Clinical Outcomes of the Gore Synthetic Cornea Device
Study objective is to evaluate the initial safety and effectiveness of the GORE Synthetic Cornea Device in the treatment of loss of corneal clarity in patients who are candidates for corneal transplantation
- Trial name
- NCT06174376
- Testing
- GORE Synthetic Cornea Device
- Where
- 2 sites in Mexico
- Volunteers
- 10 people
- Sponsor
- W.L.Gore & Associates
Corneal Disease, Corneal Opacity
Study to Evaluate the Clinical Safety and Performance of the CorNeat KPro for Treatment of Corneal Blindness
A Single Arm, Pivotal, Open Label, Multicenter Clinical Investigation to Evaluate the Clinical Safety and Performance of the CorNeat Keratoprosthesis, for Treatment of Corneal Blindness
- Conditions
- Corneal Disease, Corneal Opacity, Corneal Injuries
- Trial name
- NCT05694247
- Testing
- CorNeat KPro
- Where
- 6 sites in Canada, France and 2 more
- Volunteers
- 15 people
- Sponsor
- CorNeat Vision Ltd.
Lung Neoplasms, Carcinoma Non-small-cell Lung
A Clinical Test for the Treatment of Multifocal Lung Cancers Using Genome Sequencing
The investigators are doing this research to see if they can use small tissue samples or fluid to develop a test that will determine if the tissue samples are related or not related to each other.
- Trial name
- NCT02705404
- Testing
- Multifocal Tissue Banking
- Where
- United States
- Volunteers
- 8 people
- Sponsor
- Mayo Clinic
Conventional Clear Bottle, Opaque Weighted Bottle
Influence of Bottle-Type on Infant Feeding Behaviors
The objective of the proposed research is to conduct a within-subject, experimental study that will describe mothers' feeding practices during typical bottle-feeding conditions and will examine whether removal of visual cues…
- Trial name
- OBS (NCT02111694)
- Testing
- Bottle Type
- Where
- United States
- Volunteers
- 29 people, healthy volunteers welcome
- Sponsor
- Drexel University
Lung Cancer
Progression of Untreated Pulmonary Ground Glass Opacity
In this study, about 2000 GGO patients will be included for a 5-year follow-up. The aim of this study is to elucidate the biological nature of pulmonary GGO lesion and provide evidence for GGO treatment.
- Trial name
- NCT03723629
- Testing
- No intercention
- Where
- China
- Volunteers
- 2,000 people
- Sponsor
- Shanghai Zhongshan Hospital
Corneal Opacity
Optical Coherence Tomography Guided Transepithelial Phototherapeutic Keratectomy
Optical Coherence Tomography (OCT) machines are non-contact instruments that can measure the depth of scars and other causes of cloudiness in the front of the cornea.
- Trial name
- NCT01243931
- Testing
- OCT-guided laser phototherapeutic keratectomy
- Where
- United States
- Volunteers
- 80 people
- Sponsor
- Oregon Health and Science University
Fluorosis, Dental, Non-Fluoride Enamel Opacities
Treatment of Hypersensitivity Using Diode Laser and Desensitising Agent on Fluorosed and Non-fluorosed Teeth
The present study was designed as a randomised controlled clinical trial which was unicenter, double-blinded, parallel designed study, according to the Consolidated Standards of Reporting Trials (CONSORT) criteria, 2010.
- Conditions
- Fluorosis, Dental, Non-Fluoride Enamel Opacities, Dentin Sensitivity
- Trial name
- NCT03237793
- Testing
- Fluorosed Group, Non Flourosed Group
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Krishnadevaraya College of Dental Sciences & Hospital
Cataract, Lens Opacities
Comparison of Clinical Outcomes POD L GF vs POD F GF in Asian Eyes
Prospective, randomised, controlled, single-surgeon, single-center clinical study to compare the clinical outcomes of two trifocal IOLs differing in the dominance of additional power.
- Conditions
- Cataract, Lens Opacities, Presbyopia
- Trial name
- PHY1802 (NCT03688425)
- Testing
- IOL implantation experimental, IOL implantation active comparator
- Where
- Philippines
- Volunteers
- 58 people, healthy volunteers welcome
- Sponsor
- Beaver-Visitec International, Inc.
Lung Adenocarcinoma
Osimertinib to Suppress the Progression of Remaining GGN for EGFR Mutation-positive Stage IB-IIIA Lung Adenocarcinoma
This is an open label, phase II study to assess the efficacy of osimertinib (80 mg, orally, once daily) to suppress the progression of remaining GGN(s) in other lobes following surgical resection for actionable EGFR…
- Trial name
- NCT05528458
- Testing
- Osimertinib 80Mg Tab
- Where
- South Korea
- Volunteers
- 59 people, healthy volunteers welcome
- Sponsor
- Samsung Medical Center
Lung Neoplasm
The Efficacy of Intraoperative Pulmonary Nodules Localization Guided by Virtual Reality Technology
As the detection of small pulmonary nodules continuously grows, the intraoperative localization of small pulmonary nodules is in great demand.
- Trial name
- NCT04529603
- Testing
- LungBrella marker implantation and VATS partial lobe resection
- Where
- China
- Sponsor
- Ruijin Hospital
Ophthalmopathy, Myopia
Refractive Transepithelial Photo-keratectomy (T-PKR) in High Myopia
The aim of this study is to evaluate the anatomical and refractive parameters following a single-step transepithelial photo-refractive keratectomy (T-PRK) without the addition of mitomycin-C for the treatment of high myopia of 6…
- Conditions
- Ophthalmopathy, Myopia, Keratopathy
- Trial name
- TEPEHERKAHM (NCT04917562)
- Where
- France
- Volunteers
- 38 people
- Sponsor
- Centre Hospitalier Régional Metz-Thionville
Keratoconus, Corneal Dystrophies
Laser Assisted Procedures in Penetrating Keratoplasty
Laser- assisted procedures in penetrating keratoplasty (PK) are proposed to improve the surgical outcomes: minimally invasive procedures, improved biomechanical stability of the transplanted flap, reduction of rejection risks…
- Conditions
- Keratoconus, Corneal Dystrophies, Corneal Opacity
- Trial name
- NCT02173847
- Testing
- Penetrating keratoplasty, Femtosecond laser, Diode laser
- Where
- Italy
- Volunteers
- 22 people
- Sponsor
- Ospedale Santo Stefano
Ground-Glass Opacity
Cryoablation vs Thoracoscopic Surgery for GGN
The aim of this study is to investigate the efficacy and safety of Cryoablation and Thoracoscopic Surgery in the treatment of pulmonary ground-glass nodules.
- Trial name
- NCT06848881
- Testing
- Cryoablation, Thoracoscopic Surgery
- Where
- China
- Volunteers
- 160 people
- Sponsor
- Shanghai Chest Hospital
Cataract, Lens Opacity
Clinical Study to Investigate Visual Performance of IOL: FineVision HP
This is a prospective, non-randomised, controlled, single-surgeon, single-center post-market clinical follow up study whereby patient undergoing routine cataract surgery will have bilateral implantation of a recently introduced…
- Trial name
- NCT03027024
- Testing
- Implantation of IOL: PhysIOL POD F GF
- Where
- Australia
- Volunteers
- 22 people, healthy volunteers welcome
- Sponsor
- Beaver-Visitec International, Inc.
Leukoma
Safety and Effectiveness of the RHCIII-MPC Biosynthetic Cornea in Patients Requiring Anterior Lamellar Keratoplasty
In this study safety and effectiveness of bioengineered cornea comprising of interpenetrating networks of recombinant human type III collagen and synthetic phospholipid - phosphorylcholine - will be tested in patients with…
- Trial name
- NCT02424006
- Testing
- RHCIII-MPC cornea, Donor cornea
- Where
- India
- Volunteers
- 2 people
- Sponsor
- L.V. Prasad Eye Institute
Cataract, Lens Opacities
PMCF Study on Monofocal Toric IOL (PODEYE TORIC)
This is a single-center, prospective, open-label PMCF study whereby patients undergoing routine cataract surgery will have mono- or bilateral implantation of hydrophobic acrylic monofocal toric intraocular lens PODEYE TORIC…
- Conditions
- Cataract, Lens Opacities, Astigmatism
- Trial name
- PHY2101 (NCT04744467)
- Testing
- IOL implantation experimental
- Where
- Czechia
- Volunteers
- 12 people
- Sponsor
- Beaver-Visitec International, Inc.