Clinical trials: Venous Malformation
Immune Thrombocytopenia, Thrombotic Thrombocytopenic Purpura
Longitudinal Cohort of Thrombosis and Hemostasis Diseases
This is a multicenter, prospective, longitudinal, observational cohort study to investigate thrombosis and hemostasis diseases in Chinese patients.
- Conditions
- Immune Thrombocytopenia, Thrombotic Thrombocytopenic Purpura, Hemophilia A, Acquired, Disseminated Intravascular Coagulation
- Trial name
- NCT06727669
- Where
- 5 sites in China
- Volunteers
- 3,000 people, healthy volunteers welcome
- Sponsor
- Peking University People's Hospital
Venous Malformation
Efficacy and Safety Analysis of Polylauric Alcohol More Stable Foam Versus Ordinary Foam in the Treatment of Head and Neck Venous Malformations
The aim of this study is to explore the efficacy and safety of poly -LRB-cinnamyl alcohol) foam in the treatment of venous malformations of head and neck through a prospective randomized clinical trial, this trial may provide…
- Trial name
- NCT07066527
- Testing
- The addition of sodium hyaluronate to poly (cinnamyl alcohol-RRB- produces a more stable foam
- Where
- China
- Volunteers
- 110 people, healthy volunteers welcome
- Sponsor
- Qilu Hospital of Shandong University
Thrombosis
Sickle Cell Trait and the Risk of Venous Thromboembolism
The purpose of this trial is to investigate D-Dimer levels, a surrogate marker of venous thromboembolism, in pregnant/postpartum white women as compared to pregnant/postpartum black women, and pregnant/postpartum women with…
- Trial name
- SCT&DVT (NCT01148940)
- Where
- United States
- Volunteers
- 34 people, healthy volunteers welcome
- Sponsor
- Albert Einstein College of Medicine
Myotonic Dystrophy 1
Venous Thromboembolism in Myotonic Dystrophy Type 1
Investigators identified a high risk of deep vein thrombosis and pulmonary embolism in patients presenting myotonic dystrophy type 1 treated in our hospital, 10 times higher than general population matched on age and sex.
- Trial name
- DM1-VTE (NCT03424460)
- Testing
- Haemostasis tests, Monocytes and megacaryocytes culture and RNA extraction, RNA extraction
- Where
- France
- Volunteers
- 130 people, healthy volunteers welcome
- Sponsor
- Assistance Publique - Hôpitaux de Paris
May-Thurner Syndrome, Iliac Venous Compression
Pelvic Vein Quantitative Flow Characterization Using 2D and 4D Flow MRI
The purpose of the study is to quantitatively characterize the flow in the pelvic venous structures using 2D and 4D flow MRI with the objective of establishing physiologic and pathologic parameters for downstream computational…
- Trial name
- NCT06888024
- Testing
- non-contrast enhanced abdomen and pelvis MRI
- Where
- United States
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- Ningcheng Peter Li
Age-Related Macular Degeneration, Diabetic Retinopathy
National Eye Institute Biorepository for Retinal Diseases
Background: To understand diseases of the retina and the eye, information is needed about people with and without such diseases. Researchers want to study these people and follow them over time.
- Conditions
- Age-Related Macular Degeneration, Diabetic Retinopathy, Von Hippel-Lindau Syndrome, Retinal Disease
- Trial name
- NCT01496625
- Where
- United States
- Volunteers
- 650 people, healthy volunteers welcome
- Sponsor
- National Eye Institute (NEI)
Behçet
Role of Femoral Vein Wall Thickness and Inflammatory Markers in Patients With Behcet Disease
Evaluation of femoral vein wall thickness and inflammatory indices in patients with Behcet disease and assessment of their relation to the disease activity and related some clinical manifestations
- Trial name
- NCT06721234
- Where
- Egypt
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Sohag University
Glucose-6 Phosphate Dehydrogenase Deficiency
Comparing G6PD Tests Using Capillary Blood Versus Venous Blood
In this study we propose to determine the correlation in glucose-6phosphate dehydrogenase enzyme activity in capillary blood obtained from a finger stick versus a venous blood specimen.
- Trial name
- NCT02069236
- Testing
- G6PD Test
- Where
- Thailand
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- PATH
no Obvious Abnormalities, Diabetic Retinopathy (DR)
Retinal Clinical Assessment With AI-derived Quantitative Information
This randomized controlled trial evaluates whether providing clinicians with AI-derived quantitative retinal information improves the quality and efficiency of retinal clinical assessment.
- Conditions
- no Obvious Abnormalities, Diabetic Retinopathy (DR), AMD, Cup-to-disc Ratio Bigger Than 0.5
- Trial name
- NCT07291960
- Testing
- AI-derived retinal quantitative information-assisted reporting
- Volunteers
- 29 people, healthy volunteers welcome
- Sponsor
- Beijing Tongren Hospital
Retinitis Pigmentosa, Macula Off
Transcorneal Electrical Stimulation Therapy for Retinal Disease
Transcorneal stimulation may enable neurons to survive degeneration processes via enhanced secretion of neurotrophic substances and direct stimulation of neurons.
- Conditions
- Retinitis Pigmentosa, Macula Off, Primary Open Angle Glaucoma, Hereditary Macular Degeneration
- Trial name
- NCT00804102
- Testing
- Transcorneal Electrical Stimulation, DTL-electrode attached without energy
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Okuvision GmbH
Single-ventricle, Fontan Circulation
Venous Compression in Fontan
The aim of this study is to investigate whether venous compression garments increase exercise stroke volume in patients with Fontan circulation. To address this aim, we will test the following hypotheses: 1.
- Trial name
- NCT07220226
- Testing
- Lower extremity compression garments, Without compression garments
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- University of Texas Southwestern Medical Center
Premature Infant, Chronic Respiratory Disease
Genesis Electrical Impedance Tomography (EIT): A Preliminary Study
The purpose of this study is to evaluate the Genesis Electrical Impedance Tomography (EIT) imaging system for use in pediatric respiratory disease populations including neuromuscular and bronchopulmonary dysplasia, as well as in…
- Conditions
- Premature Infant, Chronic Respiratory Disease, Neuromuscular Diseases, Healthy
- Trial name
- NCT03797183
- Where
- United States
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- University of Colorado, Denver
Age - Related Macular Degeneration (AMD), Diabetic Macular Edema
Wide Field OCTA in Ocular Diseases
The main retinal diseases, whether or not associated with specific mutations genetic, cause progressive degeneration of vascular retinal structures and not vascular, resulting in decreased visual function.
- Conditions
- Age - Related Macular Degeneration (AMD), Diabetic Macular Edema, Diabetic Retinopathy, Myopia
- Trial name
- WOOD-2025 (NCT07298174)
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- IRCCS San Raffaele
Anatomic Abnormality, Internal Jugular Vein
Ultrasound Measurement of RIJV in Patients Between 0-2 Years
After obtaining parental consent ultrasonographic evaluation of right internal jugular vein will be performed in pediatric patients undergoing elective surgeries between 0-2 years of age.
- Conditions
- Anatomic Abnormality, Internal Jugular Vein, Neonates, Infants, Premature
- Trial name
- NCT03604094
- Testing
- Ultrasonographic evaluation
- Where
- Turkey (Türkiye)
- Volunteers
- 156 people, healthy volunteers welcome
- Sponsor
- Hacettepe University
Varices; Cord
Outcome of Sub-inguinal Varicocelectomy on Normal Semen in Patients Complaining of Orchilagia With Normal Semen
varicoclelectomy is done for subfertiltiy and varicocele induced orchialgia. The effect of varicocelectomy on semen analysis is controversial. Many articles report favorable outcomes and others do not.
- Trial name
- NCT03835143
- Testing
- subinguinal varicocelectomy
- Where
- Egypt
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Assiut University
Congenital Heart Disease
ABL90 FP MC Neonatal Arterial, Venous, Capillary Blood
The goal of this clinical trial is to validate performance claims for method comparison for ABL90 FLEX PLUS in heparinized neonatal arterial, venous, and capillary whole blood for ctBil and FHbF in a Point of Care (POC) setting.
- Trial name
- NCT06078943
- Testing
- method comparison
- Where
- United States
- Volunteers
- 612 people, healthy volunteers welcome
- Sponsor
- Radiometer Medical ApS
Ehlers-Danlos Syndrome, Multiple Sclerosis
Vascular Fundus Changes in Patients With High Probability of Chronic Cerebrospinal Venous Insufficiency (CCSVI)
The investigators propose that evidence of chronic cerebrospinal venous insufficiency (CCSVI) may be evident in the vasculature of the fundus.
- Trial name
- NCT01356134
- Where
- United States
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Genetic Disease Investigators
Heart Disease Congenital, Ventricular Septal Defect
Improving Care for Children With Congenital Heart Disease.
Establish a cardiovascular biomarker profile to help screening for congenital heart disease in infants and children as well as use non-invasive cardiac imaging in combination with such profiling to better predict the need for…
- Conditions
- Heart Disease Congenital, Ventricular Septal Defect, Atrial Septal Defect, Patent Ductus Arteriosus
- Trial name
- NCT04667455
- Testing
- Biomarker analysis at enrolment, Biomarker analyses throughout the study
- Where
- Sweden
- Volunteers
- 313 people, healthy volunteers welcome
- Sponsor
- Lund University Hospital
Diabetic Retinopathy, Retinal Vein Occlusion
Computer Aided Diagnosis of Multiple Eye Fundus Diseases From Color Fundus Photograph
Blindness can be caused by many ocular diseases, such as diabetic retinopathy, retinal vein occlusion, age-related macular degeneration, pathologic myopia and glaucoma.
- Conditions
- Diabetic Retinopathy, Retinal Vein Occlusion, Retinal Artery Occlusion, Central Serous Chorioretinopathy
- Trial name
- NCT04723160
- Testing
- Software assisted imaging diagnosis
- Where
- 5 sites in China
- Volunteers
- 748 people, healthy volunteers welcome
- Sponsor
- Visionary Intelligence Ltd.
Edema, Varices; Cord
Effect of Intraoperative Taping on the Control of Edema Resulting From Stripping
The aim of the study is to evaluate the effects of the Contensive Taping technique on the control of edema of patients submitted to Phleboextraction Surgery including Saphenectomy.
- Trial name
- NCT05534308
- Testing
- Transoperative taping, No trasoperative taping
- Where
- Brazil
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- University of Sao Paulo