Clinical Trials on Vision Difficulty

Total 2381 results

First Affiliated Hospital Xi'an Jiaotong University
Xi'an Gaoxin Hospital

Unknown

Effects of Fat-soluble Vitamins Supplementation on Common Complications and Neural Development in Very Low Birth Weight Infants

Sepsis | Anemia | Vitamin D Deficiency | Vitamin A Deficiency | Bronchopulmonary Dysplasia | Very Low Birth Weight Infants | Vitamin E Deficiency

China
ProQR Therapeutics

Terminated

Study to Evaluate the Efficacy Safety and Tolerability of QR-421a in Subjects With RP Due to Mutations in Exon 13 of the USH2A Gene With Early to Moderate Vision Loss (Celeste)

Eye Diseases | Retinitis Pigmentosa | Eye Diseases, Hereditary | Vision Disorders | Retinal Disease | Eye Disorders Congenital | Usher Syndrome Type 2 | Deaf Blind

United States, United Kingdom
Wills Eye
Centers for Disease Control and Prevention; Westat; Public Health Management... and other collaborators

Completed

Philadelphia Telemedicine Glaucoma Detection and Follow-Up Study

Ocular Hypertension | Glaucoma | Macular Degeneration | Diabetic Retinopathy | Central Retinal Vein Occlusion | Cataract | Branch Retinal Vein Occlusion | Glaucoma Suspect | Central Retinal Artery Occlusion | Drusen | Branch Retinal Arterial Occlusion | Epi-retinal Membrane | Loss of Vision

United States
Eskisehir Osmangazi University
The Scientific and Technological Research Council of Turkey

Recruiting

Clinical Efficacy of Exosome in Degenerative Meniscal Injury (KNEEXO)

Arthralgia | Knee Injuries | Meniscus; Degeneration | Knee Pain Swelling | Meniscus Lesion | Meniscus Tear | Knee; Injury, Meniscus (Lateral) (Medial) | Meniscus; Laceration | Meniscus Injury, Tibial

Turkey
Zhongda Hospital

Recruiting

Study of Efficacy and Safety of Flumatinib Combined With Chemotherapy in Ph Positive ALL

BCR-ABL1 Fusion Protein Expression | Acute Lymphocytic Leukemia, Adult B-Cell

China
Istituto Clinico Humanitas

Not yet recruiting

Hot EMR vs Underwater Cold EMR for Large Colonic Adenomas (COWL)

Colonic Neoplasms | Colonic Adenoma | Colonic Lesion
Sichuan University
Betta Pharmaceuticals Co., Ltd.

Not yet recruiting

A Study Comparing Ensatinib Versus Platinum-Based Chemotherapy as Adjuvant Treatment for Stage II-IIIA ALK -Positive Non-Small Cell Lung Cancer

Non-Small Cell Lung Cancer | ALK Fusion Protein Expression | Adjuvant Therapy
Groupe Hospitalier Diaconesses Croix Saint-Simon
Cosmo Artificial Intelligence-AI Ltd

Completed

Performance of Artificial Intelligence in Colonoscopy for Right Colon Polyp Detection (AIRCOP)

Colon Cancer | Colon Polyp | Colon Lesion | Colon Adenocarcinoma

France
Promundo, United States
Rwanda Men's Resource Center (Rwamrec); Ministry of Health/Rwanda Biomedical...

Completed

Impact of COVID-19 on Family Dynamics on Bandebereho Study Participants

Stress | Gender Relations | Partner Communication | Division of Carework | Couple Conflict

Rwanda
Ain Shams University

Recruiting

Asthma Education and Emergency Department Visits by Asthmatic Children

The Frequency of ER Visits in Asthmatic Children

Egypt
Corin

Recruiting

Observational Study to Evaluate Long-Term Outcome in Hip Arthroplasty

Femur Head Necrosis | Hip Replacement | Primary, Secondary or Post-traumatic Osteoarthrosis | Congenital Dislocations | Primary and Revision Surgery

France
Zuyderland Medisch Centrum

Completed

Long-term Follow-up Motion Analysis of ACD Versus ACDA

Spinal Stenosis | Cervical Radiculopathy | Cervical Myelopathy | Spine Degeneration | Spine Fusion | Spinal Disease

Netherlands
Tel-Aviv Sourasky Medical Center

Completed

CRE8 in All Comers Patients

Consecutive Subjects Who Are Suitable for a Coronary | Angioplasty of de Novo Lesion(s) in Native Coronary | Arteries Should be Screened for Eligibility. | A Total Number of 200 Patients Fulfilling the Selection | Criteria and Willing to Sign the Informed Consent Should | be Enrolled in the...

Israel
Assistance Publique Hopitaux De Marseille

Completed

Long-term Effects of Visual Spatial Working Memory Training Program Performed at Preschool Age in Very Preterm Infants With Visual Spatial Working Memory Deficit. A Randomized Controlled Trial (EPIREMED)

Children Born Extremely Premature | Disturbance of Visuo-spatial Working Memory

France
Konkuk University Medical Center
Asan Medical Center; Korea Health Industry Development Institute; Soon Chun Hyang...

Recruiting

Goal-directed vs Preemptive Tranexamic Acid Administration in Non-cardiac Surgery

Prostate Cancer | Hepatic Cancer | Spine Fusion | Arthritis Knee | Arthritis of Hip

Korea, Republic of
Wei Xu

Recruiting

Tislelizumab Combined With Chemotherapy in the Treatment of Bone Metastases of Unknown Primary

Chemotherapy Effect | Gene Mutation-Related Cancer | Tislelizumab | Cancer of Unknown Primary | Bone Cancer Metastatic | Immune Evasion, Tumor

China
Children's Hospital Los Angeles
University of Pittsburgh; Arizona State University

Recruiting

Childhood Outcomes of Preterm Brain Abnormalities

Premature Birth | Neurodevelopmental Disorders | Brain Lesion | Brain Development Abnormality

United States
Issa, Abdulhamid Sayed, M.D.

Completed

Sayed Issa's Hybrid Shoulder Arthroscopic-Open Surgical Management (HSSM) (HLSSM)

Rotator Cuff Tear | Tendinopathy | Shoulder Impingement Syndrome | Adhesive Capsulitis | Frozen Shoulder | Hill-Sachs Lesion

Syrian Arab Republic
CENTOGENE GmbH Rostock

Withdrawn

Biomarker for Cystinosis Disease: BioCystinosis (BioCystinosis) (BioCystinosis)

Hypophosphatemia | Photophobia | Renal Fanconi Syndrome

Germany, India, Sri Lanka
China National Center for Cardiovascular Diseases

Not yet recruiting

Natural History of Coronary Atherosclerosis (NASCENT)

Coronary Artery Disease Progression | Optical Coherence Tomography | Atherosclerotic Lesion | Radial Wall Strain
Centre Hospitalier le Mans

Recruiting

Early Transcranial Doppler Goal Directed Therapy After Cardiac Arrest: a Pilot Study (GOODYEAR)

Cardiac Arrest | Ischemic Reperfusion Injury | Cerebral Lesion | Ischemic Encephalopathy

France
University Hospital, Caen

Recruiting

Neuropsychological and Brain Medical Imaging Study in Patients With Brain Damage 2 (CORAC2)

Cerebrovascular Disorders | Developmental Disability | Brain Lesion | Degenerative Disease

France
Essen Technology (Beijing) Co., Ltd.

Unknown

Evaluate Safety And Effectiveness Of The Tivoli® DES and The Firebird2® DES For Treatment Coronary Revascularization

Myocardial Ischemia | Coronary Disease | Acute Coronary Syndrome | Ischemic Heart Disease | Coronary Artery Lesions,Primary | Furcation Lesion of Coronary Artery

China
University of Ulm
Pfizer, Berlin Germany; Medac, Hamburg, Germany; Study Group Oncology of Gastrointestinal...

Completed

Response Prediction in Metastasized Colorectal Cancer Using Intratumoral Thymidylate Synthase (FOGT5)

Colorectal Cancer | Biopsy | Non Resectable Metastasis | Reference Lesion | Thymidylate Synthase Quantitation

Germany
Ayse Cal
The Scientific and Technological Research Council of Turkey

Completed

Health Belief Model Based Nursing Interventions on Lymphedema Prevention

Breast Cancer | Breast Cancer Lymphedema | Home Visit
Veran Medical Technologies

Completed

Percutaneous Localization: Open-label Registry of Thoracic Surgery (PLOTS)

Pulmonary Nodule, Solitary | Pulmonary Metastasis | Peripheral Lung Lesions | Lung Lesion(s) Requiring Evaluation

United States
Zimmer Biomet

Active, not recruiting

Comprehensive Nano - Post Market Clinical Follow-Up Study

Osteoarthritis | Rheumatoid Arthritis | Avascular Necrosis | Correction of Functional Deformity | Revision

Korea, Republic of, Canada, United Kingdom, Austria
Advocate Health Care

Completed

Psychometric Properties of the SMART Feeding Tool

Trauma and Stressor Related Disorders | Nurse's Role | Premature Infant Disease | Feeding; Difficult, Newborn | Malnutrition, Infant | Dysphagia of Newborn | Feeding Disorder of Infancy or Early Childhood | Deglutition Disorders in Infants

United States
Academisch Ziekenhuis Maastricht
Radboud University Medical Center

Recruiting

Oral Microbioma and Oral Malignant Disease

Oral Cancer | Oral Squamous Cell Carcinoma | Premalignant Lesion

Netherlands
Vanderbilt University Medical Center
Fridababy

Withdrawn

Effectiveness of the NoseFrida Compared With Bulb Suction at Relieving Objective Signs of Nasal Obstruction and Reducing Return Visits in Pediatric Patients Presenting to the Emergency Department

Upper Respiratory Tract Infections | Nasal Suction | Return Emergency Department Visits

United States
Centre Leon Berard

Terminated

A Clinical and Biological Umbrella Protocol for Smoker or Non-smoker Patients With OPML or HNSCC (UMBRELLA)

Head and Neck Squamous Cell Carcinoma (HNSCC) | Premalignant Lesion

France
Damascus University

Completed

Laser-assisted Flapless Corticotomy in Accelerating Canine Retraction

Class II Division 1 Malocclusion | Protrusion, Incisor | Maxillary Prognathism

Syrian Arab Republic
OCHIN, Inc.
University of Florida

Unknown

The Impact of Patient Complexity on Healthcare Utilization

Emergency Department Utilization | Primary Care Quality Metrics | Well Child Visits in First 15 Months of Life NQF 1392 | Diabetes Mellitus NQF 0059 | Colorectal Cancer Screening NQF 0034 | Alcohol and Drug Screening
The Alfred E. Mann Foundation for Scientific Research
Walter Reed Army Medical Center

Terminated

Use of Implanted Microstimulators for Decreasing Spasticity and Improving Motion Following Spinal Cord Injury

Spinal Cord Injury at C5-C7 Level With Incomplete Lesion

United States
University of Colorado, Denver
Personalized Spine Study Group

Recruiting

Personalized Spine Study Group (PSSG) Registry (PSSG)

Degenerative Disc Disease | Spinal Stenosis | Spinal Fusion | Kyphoscoliosis | Scoliosis; Adolescence | Pseudoarthrosis of Spine | Kyphoses, Scheuermann

United States
Azienda Ospedaliera SS. Antonio e Biagio e Cesare...
Scuola di Specializzazione in Psicologia Clinica dell'Università degli Studi... and other collaborators

Completed

Complementary and Alternative Medicine Interventions in Targeting Pain (CAMP)

Carotid Stenosis | Spinal Fusion | Abdominal Aortic Aneurysm | Colectomy | Quadrantectomies
Vecmedical Spain, S.L.

Recruiting

Rectal Tumor Resection Using the UNI-VEC Multichannel Transanal Access Device (UNI-VEC)

Rectal Polyp | Rectal Lesion | Sessile Colonic Polyp | Rectal Polyps | Pedunculated Colorectal Polyps

Spain
MetroHealth Medical Center
Cleveland Metropolitan School District; Environmental Health Watch; Legal Aid...

Completed

Registry and Screening Tool to Identify Children With Asthma Likely to Benefit From Home Assessment and Remediation (CREST)

Asthma | Pediatric ALL | Medical Informatics | Social Determinants of Health | School Health Services | Registries | Home Visits | Housing Problems | Healthcare Disparity | Health Status Disparity

United States
Hyperfusion
University Hospital, Ghent

Unknown

DCE-CT of Thoracic Tumors as an Early Biomarker for Treatment Monitoring in Comparison With Morphologic Criteria

Metastatic Lung Cancer | Cancer, Lung | Metastatic Liver Cancer | Cancer Liver | Perfusion Computed Tomography Target Lesion

Belgium
Medicrea, USA Corp.

Withdrawn

Personalized Spine Study Group Registry

Degenerative Disc Disease | Spinal Stenosis | Spinal Fusion | Kyphoscoliosis | Scoliosis; Adolescence | Pseudoarthrosis of Spine | Kyphoses, Scheuermann
Centre hospitalier de l'Université de Montréal...
Implandata Ophthalmic Products GmbH

Withdrawn

Implantable Intraocular Pressure Sensor for Glaucoma Monitoring in Patients With Boston Keratoprosthesis Type 1 (BKPro)

Glaucoma | Corneal Opacity | Keratitis, Herpetic | Corneal Disease | Corneal Injuries | Blindness, Acquired | Ocular Cicatricial Pemphigoid
M.D. Anderson Cancer Center
National Cancer Institute (NCI)

Recruiting

Ultra Low Dose Radiation Therapy in Treating Patients With Mycosis Fungoides

Mycosis Fungoides | Localized Skin Lesion

United States
Kaiser Permanente
Patient-Centered Outcomes Research Institute; University of California, Davis; University of California, San Francisco

Active, not recruiting

The Watch the Spot Trial (WTS)

Lung Neoplasms | Solitary Pulmonary Nodule | Carcinoma, Non-small-cell Lung | Coin Lesion, Pulmonary

United States
Dr. Fareena Ghaffar

Completed

Dentoskeletal Changes Produced by Growth Modification Appliances in Treatment of Skeletal Class II Malocclusion

Class II Division 1 Malocclusion | Mandibular Retrognathism

Pakistan
University of Pennsylvania

Completed

Automated Hovering to Improve Medication Adherence Among Myocardial Infarction Patients (Heartstrong) (Heartstrong)

Patients With Principal or Secondary Diagnosis Code of Intrntl Classification of Diseases, 9th Revision, (ICD-9-CM) 410 (Except When 5th Digit Was 2)

United States
Xijing Hospital of Digestive Diseases
Shanghai Zhongshan Hospital; Tongji Hospital; Peking University Cancer Hospital... and other collaborators

Completed

Efficacy and Safety of Endoscopic Submucosal Tunnel Dissection for Superficial Esophageal Squamous Cell Carcinoma

Esophageal Superficial Mucosal Lesion

China
Peking University People's Hospital
BeijingNewBiorayTechnologyCo.,Ltd.; Hangzhou Newhorizon Health Technology Co...

Active, not recruiting

Primary Cervical Cancer Screening by Self-sampling HPV Test (PREVENT)

Cervical Cancer | Cervical Adenocarcinoma | Cervical Squamous Cell Carcinoma | Human Papillomavirus Infection | Adenocarcinoma in Situ | Low-Grade Squamous Intraepithelial Lesions | High-Grade Squamous Intraepithelial Lesions | Cervical Intraepithelial Neoplasia Grade II | Cervical Intraepithelial Neoplasia... and other conditions

China
Randy Kardon

Recruiting

New Non-invasive Modalities for Assessing Retinal Structure and Function

Leber Hereditary Optic Neuropathy | Ischemic Optic Neuropathy | Hemianopia | Branch Retinal Artery Occlusion | Acute Zonal Occult Outer Retinopathy

United States
University of Missouri-Columbia

Recruiting

Baker Gordon Syndrome Natural History Study (BAGOS)

Epilepsy, Generalized | Sleep Disorder | Rare Diseases | Development Delay | Motor Delay | Autism or Autistic Traits | SYT-SSX Fusion Protein Expression

United States
Occyo GmbH
University Clinic for Ophthalmology and Optometry- Salzburg

Completed

CDL Validation Study

Limbal Stem-cell Deficiency | Cornea Disease | Eyes Dry Chronic | Chronic Conjunctivitis of Both Eyes | Eye Lesion | Eye Disease; Cataract | Eyes Dry Feeling of | Cornea Inflamed | Cornea; Injury, Abrasion | Cornea Infection

Austria

Clinical Trials on Vision Difficulty

Sponsors and Collaborators

Medical Conditions

Drug Interventions

CROs by country

CROs in Gabon

Conditions

Rare Diseases

Drug Interventions

Dietary Supplements

Sponsor/Collaborators

Locations