Clinical trials: Microvascular Changes
Hyaluronic Acid
The Role and Mechanism of O-GlcNAc Glycosylation Modified HAS2 in the Hyaluronic Acid Synthesis in ARDS
Maintaining the normal function of the pulmonary microvascular barrier is critical for ARDS treatment. To assess the relationship between the HAS2 protein level, HA content and the clinical prognosis of ARDS in patients with…
- Trial name
- NCT05055557
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Southeast University, China
Diabetic Retinopathy (DR), Retinal Microvascular Changes
Relation Between Glycemic Control and Retinal Microvascular Changes in Diabetic Patients Using OCTA
An observational cross-sectional comparative study which will be conducted in the Department of Ophthalmology, Sohag University Hospital, Egypt to detect the relation between glycemic control and retinal microvascular changes in…
- Trial name
- Retinopathy (NCT07726381)
- Volunteers
- 50 people
- Sponsor
- Sohag University
Peripheral Artery Disease
Microvascular Reactivity in Peripheral Artery Disease
Peripheral Artery Disease (PAD) is a major risk factor for lower limb amputation. Microvascular reactivity assessed with near-infrared spectrometry has been studied in people with PAD but not in people with limb loss (PLL) who…
- Trial name
- NCT05063474
- Testing
- No Intervention-Clinical Assessments only
- Where
- United States
- Volunteers
- 3 people
- Sponsor
- Columbia University
Amblyopia
OCT-A and Amblyopia
Detect changes in retinal vessel density in the superficial and deep capillary plexuses using OCTA in children with anisometropic amblyopia
- Trial name
- NCT05223153
- Testing
- Optical Coherence tomography angiography
- Where
- Egypt
- Volunteers
- 32 people
- Sponsor
- Minia University
Hyperlipidemia
Acute Microvascular Changes With LDL Apheresis
Severe hypercholesterolemia produced by conditions such as heterozygous familial hypercholesterolemia is associated with multiple complications including premature atherosclerotic disease.
- Trial name
- NCT02388633
- Testing
- Plasmapharesis
- Where
- United States
- Volunteers
- 8 people
- Sponsor
- Oregon Health and Science University
Eye Manifestations, Lupus Erythematosus, Systemic
Microvascular Ocular Changes of Systemic Lupus Erythematous
The goal of this observational study is to to assess the ocular microvascular status of SLE patients with inactive disease and without ocular involvement.
- Trial name
- VascLup (NCT05863689)
- Testing
- Spectralis SD-OCT
- Where
- Portugal
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Universidade do Porto
Ischemic Stroke
Characterization of Retinal Microvascular and FAZ Changes in Ischemic Stroke and Its Different Types
The study aimed to access the microvascular changes in the superficial capillary plexus (SCP) and deep capillary plexus (DCP) in patients with ischemic stroke and its different types using optical coherence tomography angiography.
- Trial name
- NCT05243849
- Testing
- Optical Coherence Tomography Angiography
- Where
- China
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Peking University Third Hospital
STEMI - ST Elevation Myocardial Infarction
Comparative Evaluation of Sustained meChanical AsPiration Thrombectomy and no Thrombus Modification for Pre-stent Thrombus bUrden Reduction in Patients With Acute Myocardial Infarction Study: the CAPTURE AMI Study
The CAPTURE AMI trial is an investigator-initiated, single-centre, two-arm, randomised controlled trial. Patients aged ≥ 18 years who present with ST-elevation myocardial infarction (STEMI) undergoing primary percutaneous…
- Trial name
- CAPTURE AMI (NCT07687576)
- Testing
- Sustained thrombectomy, Percutaneous Coronary Intervention
- Where
- United Kingdom
- Volunteers
- 60 people
- Sponsor
- Oxford University Hospitals NHS Trust
Bleeding
Thrombelastogram in Patients Receiving Antiplatelet Medication Undergoing Cardiac Surgery
Study Objective is to correlate the results of preoperative platelet mapping derived from modified TEG with clinically significant postoperative bleeding and consumption of blood products.
- Trial name
- NCT00778492
- Where
- Israel
- Volunteers
- 60 people
- Sponsor
- Sheba Medical Center
Sepsis, Retinal Microcirculation Disorder
Ocular Microvascular Changes in Patients With Sepsis
This study evaluates differences in the ocular microcirculation between septic patients and healthy subjects and the course of ocular microvasculature in survivors and non-survivors over a 24 hours period of time in septic…
- Conditions
- Sepsis, Retinal Microcirculation Disorder, Conjunctiva; Disorder
- Trial name
- NCT04214743
- Testing
- Incident dark field videomicroscope from Braedius, Fundus camera from Optomed
- Where
- Lithuania
- Volunteers
- 76 people, healthy volunteers welcome
- Sponsor
- Lithuanian University of Health Sciences
ST Elevation Myocardial Infarction, Coronary Microvascular Dysfunction
CORonary Thrombus Modification to Prevent MIcrovascular Damage in Patients With ST-segment Elevation Myocardial Infarction (The CORMI Trial)
The aim of this study is to evaluate the effects of coronary thrombus modification on preventing the microvascular damage associated with primary percutaneous coronary intervention (PCI), and to limit the associated myocardial…
- Conditions
- ST Elevation Myocardial Infarction, Coronary Microvascular Dysfunction, Percutaneous Coronary Intervention
- Trial name
- NCT07646977
- Testing
- Coronary thrombus modification, Standard stent implantation
- Where
- Denmark
- Volunteers
- 100 people
- Sponsor
- Odense University Hospital
Diabetic Retinopathy, Neurodegeneration
Glycemic Control and Retinal Microvascular Changes
The goal of this prospective, observational study is to compare in the association of glycemic control and retinal microvascular changes in patients with type 2 diabetes mellitus (T2DM) without diabetic retinopathy (DR).
- Conditions
- Diabetic Retinopathy, Neurodegeneration, Blood Sugar; High
- Trial name
- NCT06150495
- Where
- South Korea
- Volunteers
- 259 people, healthy volunteers welcome
- Sponsor
- Seoul National University Hospital
Heart Failure With Preserved Ejection Fraction (HFPEF)
The Effect of Adiposity on Muscle and Microvascular Function in HFpEF
This project is an observational study in patients with heart failure with preserved ejection fraction (HFpEF) who are candidates for treatment with weight loss medication to manage obesity or diabetes as part of their standard…
- Trial name
- NCT06930495
- Testing
- Weight loss SOC Treatment with second generation anti-diabetic medications
- Where
- United States
- Volunteers
- 95 people, healthy volunteers welcome
- Sponsor
- University of Texas Southwestern Medical Center
Myocardial Infarction, ST-Elevation Myocardial Infarction (STEMI)
Intracoronary Hypothermia as a Prevention of Reperfusion Injury in Myocardial Infarction.
Acute myocardial infarction with ST segment elevation is often accompanied by a totally occluded coronary artery. Which has deleterious effects on heart muscle.
- Conditions
- Myocardial Infarction, ST-Elevation Myocardial Infarction (STEMI), Reperfusion Injury, Microvascular Occlusion
- Trial name
- NCT06567249
- Testing
- Intracoronary hypothermia, Standard percutaneous coronary intervention
- Where
- Russia
- Volunteers
- 60 people
- Sponsor
- Tomsk National Research Medical Center of the Russian Academy of Sciences
Obesity, Vascular Dysfunction
DNA Methylation and Vascular Function
The main objective is to examine DNA hypomethylation as an underlying mechanism for the increased production of inflammatory cytokines and the impaired vascular function in obese individuals and as a potential target for…
- Trial name
- NCT03527420
- Testing
- Exercise training
- Where
- United States
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- University of Illinois at Chicago
Preeclampsia (PE), Hypertension ,Pregnancy
Retinal and Choroidal Microcirculation in Preeclampsia: An OCTA Study
Preeclampsia is a multisystemic and multifactorial disorder that complicates pregnancy and is characterized by new-onset hypertension after the 20th week of gestation accompanied by proteinuria or systemic findings such as renal…
- Conditions
- Preeclampsia (PE), Hypertension ,Pregnancy, Retinal Microvascular Changes, Hypertensive Disorders of Pregnancy
- Trial name
- PE-OCTA (NCT07874191)
- Where
- Turkey (Türkiye)
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Muğla Sıtkı Koçman University
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
Coronary Artery Disease, Drug Coated-balloon
Plaque Modification And Impact On Microcirculatory Territory After Drug-Coated Balloon Percutaneous Coronary Intervention (PLAMI).
Coronary artery disease (CAD) is one of the most common causes of mortality worldwide. Despite drug eluting stents (DES) are the most common treatment strategy, drug-coated balloons (DCB) represent an appealing alternative to DES…
- Conditions
- Coronary Artery Disease, Drug Coated-balloon, Intravascular Ultrasound, Plaque Modification
- Trial name
- PLAMI (NCT06080919)
- Testing
- Drug coated-balloon percutaneous coronary intervention., Angiography-derived coronary physiology (IMRangio)
- Where
- Spain
- Volunteers
- 30 people
- Sponsor
- Hospital Universitario La Fe
Type 1 Diabetes, Diabetic Retinopathy
Microvascular Changes in OCT-angiography in Type 1 Diabetes Mellitus at the Onset of the Disease and After Optimization of Glycemic Control.
The objective of the study is to evaluate the differences in the retinal microcirculation measured by OCT-Angiography in patients with type 1 diabetes between the diagnosis of the disease and after 3 months of insulin treatment.
- Trial name
- NCT04888598
- Testing
- Optical Coherence Tomography (OCT) Angiography
- Where
- 2 sites in Spain
- Volunteers
- 20 people
- Sponsor
- Fundació Institut de Recerca de l'Hospital de la Santa Creu i Sant Pau
Severe Symptomatic Aortic Stenosis
Change in Coronary Microcirculation and FFR After TAVI in Patients With Cardiovascular Comorbidities
Change in coronary microcirculation and Fractional Flow Reserve after Transcatheter Aortic Valve Implantation in patients with concomitant coronary artery disease and severe aortic stenosis.
- Trial name
- NCT04663334
- Testing
- inverse myocardial remodeling
- Where
- France
- Volunteers
- 29 people
- Sponsor
- Nantes University Hospital