Clinical trials: Ultrasound Doppler
Obstructive Uropathy
Ultrasonic Visualization of Obstructive Uropathies in Children
The purpose of this study was to develop proposals and recommendations for improving the safety of urological examination of children with obstructive uropathy by using Doppler ultrasound.
- Trial name
- NCT04605835
- Testing
- ULTRASONIC VISUALIZATION OF OBSTRUCTIVE UROPATHIES IN CHILDREN.
- Where
- Uzbekistan
- Volunteers
- 655 people
- Sponsor
- Samarkand State Medical Institute
Cerebral Vasospasm
Stellate Ganglion Block Using Ultrasound Guidance For Treatment Of Post Clipping Cerebral Vasospasm
The present study has been designed to assess the efficacy and safety of Stellate Ganglion Block (SGB) in relieving symptomatic cerebral vasospasm following aneurysmal clipping.
- Trial name
- NCT02775318
- Testing
- Stellate Ganglion Block, Bupivacaine, Transcranial Doppler
- Volunteers
- 20 people
- Sponsor
- Post Graduate Institute of Medical Education and Research, Chandigarh
Peritoneum Calcification, Bowel Wall Calcification
Study of Peritoneal/Bowel Morphology and Splanchnic Hemodynamics by Sonography, Doppler Ultrasound and Computed Tomography in CAPD Patients
Use ultrasound and computed tomography to evaluate the condition of peritoneum(thickness, calcified, etc. )and correlate the relationship between the peritoneum and other clinical condition
- Trial name
- NCT00821405
- Where
- Taiwan
- Volunteers
- 300 people
- Sponsor
- National Taiwan University Hospital
Patent Ductus Arteriosus
Echocardiographically Guided Versus Standard Ibuprofen Treatment for Patent Ductus Arteriosus
Patent ductus arteriosus (PDA) is a very common condition in immature newborn babies and it has been associated to morbidity and mortality.
- Trial name
- NCT01593163
- Testing
- Ibuprofen EchoG, Standard ibuprofen treatment
- Where
- Spain
- Volunteers
- 49 people
- Sponsor
- Fundacion para la Investigacion Biomedica del Hospital Universitario la Paz
Lymph Node Disease
Role of Color Doppler Ultrasound in Lymphadenopathy
Lymphadenopathy is defined as an abnormality in the size or character of lymph nodes caused by the invasion or propagation of either inflammatory or neoplastic cells into the nodes Accurate lymph node characterization is…
- Trial name
- NCT03760094
- Testing
- Colour Doppler
- Volunteers
- 30 people
- Sponsor
- Assiut University
Trancranial Doppler
Transcranial Ultrasound and Transcranial Doppler in Diagnosis and Detection of Outcome in Infants With Neurological Diseases
To evaluate the accuracy of transcranial ultrasound in detection of brain pathology in infants with neurological diseases and value of transcranial Doppler in evaluation of intracerebral blood flow in comparison with other…
- Trial name
- NCT06352931
- Testing
- transcranial and transcranial dopp;er
- Volunteers
- 50 people
- Sponsor
- Assiut University
Breast Cancer, Interventional Radiology
Using Color Doppler US Artifact to Identify Tumor Markers
Before neoadjuvant chemotherapy (NACT) in cases of locally advanced breast cancer, malignant masses in the breast and biopsy-proven tumor involvement axillary lymph nodes are marked with metallic markers.
- Conditions
- Breast Cancer, Interventional Radiology, Doppler Ultrasound
- Trial name
- NCT06166173
- Where
- Turkey (Türkiye)
- Volunteers
- 60 people
- Sponsor
- Istanbul Medeniyet University
Hemodynamic
Use of the Aortic Time-velocity Integral Via Suprasternal Ultrasound to Search Preload Dependence in Paediatric Surgery : Kid's Fluid Management (FM)
After major surgery, fluid overload is associated with an increase of morbidity and mortality. Fluid administration should therefore be given wisely.
- Trial name
- Kid's FM (NCT07099664)
- Testing
- Measurement of aortic Vmax and VTI with suprasternal doppler.
- Where
- France
- Volunteers
- 90 people
- Sponsor
- University Hospital, Lille
Intrauterine Growth Restriction, Small-for-gestational Age
Ultrasound Evaluation of Fetal Hemodynamics and Perinatal Complications
In case of fetal weight below the 10th centile for gestational age, it is important to distinguish SGA and IUGR. SGA is defined as a fetal weight below the 10th centile.
- Trial name
- PTI'DOP (NCT03865628)
- Volunteers
- 1,200 people
- Sponsor
- Centre Hospitalier Universitaire de Besancon
Hemophilia A, Hemophilia B
Ultrasonography in Hemophilic Joint Disease and Serum Markers
Hemophilia is a bleeding disorder (deficiency of a blood clotting factor/ protein) resulting in bleeding in joints and muscles. As patients continue to bleed into their joints they develop progressive joint damage leading to…
- Conditions
- Hemophilia A, Hemophilia B, Hemarthroses
- Trial name
- NCT02634918
- Testing
- ultrasound
- Where
- United States
- Volunteers
- 30 people
- Sponsor
- Northwell Health
Aneurysm Abdominal
Reintervention Rates and Complications in Endovascular Aneurysm Repair (EVAR) and the Use of Colour Doppler Ultrasound (CDUS) and Computed Tomography Angiography (CTA) in Identifying Endoleak Complications
To provide a robust view of EVAR surveillance at UHL, this study proposes to retrospectively assess the surveillance programme to get a better view of post-operative complications following endovascular aneurysm repair.
- Trial name
- NCT07581392
- Where
- Ireland
- Volunteers
- 405 people
- Sponsor
- University Hospital of Limerick
Hemodynamic Monitoring
Evaluation of the UltraTrac System as a Non-Invasive Monitor of Hemodynamic Parameters
This study will test the use of the UltraTrac™ system, a small, noninvasive device that uses electrodes on the skin and a small ultrasound sensor to provide measurements of cardiac function in a wide of subjects.
- Trial name
- NCT07862608
- Testing
- Noninvasive Hemodynamic Monitoring System
- Where
- United States
- Volunteers
- 400 people, healthy volunteers welcome
- Sponsor
- AcQumen Medical, Inc.
Patients With Adnexal Mass Prior to Surgery
Prospective Validation and Comparison of Different Ultrasound Methods for Discrimination Between Benign and Malignant Ovarian/Tubal Masses Prior to Surgery
The ability of different methods to discriminate between benign and malignant adnexal masses has been compared in a meta-analysis showing that the IOTA Simple Rules and the IOTA logistic regression model LR2 were superior to RMI…
- Trial name
- IOTA7 (NCT02847832)
- Testing
- Standardized transvaginal ultrasound examination
- Where
- Belgium
- Volunteers
- 1,700 people
- Sponsor
- KU Leuven
Pediatric Tumor
Role of Gray Scale and Color Doppler Ultrasound in Diagnosis of Pediatric Neck Masses
Our aim is to assess the role of the gray scale and color Doppler ultrasound in diagnosis of the different pediatric neck masses .
- Trial name
- NCT04856020
- Volunteers
- 96 people
- Sponsor
- Assiut University
Cardiovascular Infections, Peripheral Vascular Disease
Placement of Peripherally Inserted Central Venous Catheters (PICC) in Children Guided by Ultrasound
Aimed to compare the success in the peripheral intravenous puncture (PIP), progression and placement of PICC in children, according to the use of Doppler vascular ultrasound (DVUS) or traditional method; to identify the influence…
- Trial name
- NCT01279642
- Testing
- ultrasound, traditional puncture
- Where
- Brazil
- Volunteers
- 42 people, healthy volunteers welcome
- Sponsor
- Federal University of São Paulo
Healthy
Fetal Aortic Pulsewave Velocity: A Novel Doppler Ultrasound Method of Measuring the Biophysical Properties of the Fetal Aorta
We are interested in determining if we can measure the blood flow in the descending aorta (large blood vessel in the abdomen) of healthy fetuses and fetuses with growth restriction. An increasing number of adult diseases (e.g.
- Trial name
- NCT00359034
- Volunteers
- healthy volunteers welcome
- Sponsor
- University of British Columbia
Anemia, Endometrial Diseases
Proliferative Effects of Erythropoietin on Human Endometrium
The purpose of this study to assess the proliferative effects of erythropoetin on human endometrium tissue by measuring the endometrial thickness, uterine artery and subendometrial blood flow in postmenopausal women.
- Trial name
- NCT03060603
- Testing
- Erythropoietin
- Where
- Turkey (Türkiye)
- Volunteers
- 14 people
- Sponsor
- Fatih Sultan Mehmet Training and Research Hospital
Doppler Ultrasound in Arteriovenous Fistula Preoperative Evaluation and Post-operative Periodic Monitoring
The Role of Doppler Ultrasound in Assessment of Local Factors Affecting Maturation of Arteriovenous Fistula in Hemodialysis Patient
the long term survival of the chronic kidney disease (CKD) patients depends on the adequacy of dialysis via good vascular access. the arteriovenous fistula (AVF) is the preferred vascular access for hemodialysis.
- Trial name
- NCT05082792
- Testing
- doppler ultrasound
- Where
- Egypt
- Volunteers
- 50 people
- Sponsor
- Sohag University
Number of Deep Venous Thrombosis (DVT)
Doppler Ultrasound Following Unicondylar Knee Replacement to Determine the Incidence of Postoperative DVT
Purpose of this study is to determine the incidence of deep venous thrombosis after partial knee replacement.
- Trial name
- NCT02148757
- Testing
- Doppler Ultrasound
- Where
- United States
- Volunteers
- 112 people
- Sponsor
- Hospital for Special Surgery, New York
Nutcracker Syndrome, Renal
Body Composition, Urine Protein, and Kidney Blood Flow After Nutritional Counseling in Children With Nutcracker Syndrome
Nutcracker syndrome occurs when the vein carrying blood from the left kidney is compressed between nearby blood vessels. This can cause protein or blood to appear in the urine.
- Trial name
- NCT07868406
- Testing
- Nutritional Counseling
- Where
- Turkey (Türkiye)
- Volunteers
- 96 people
- Sponsor
- Kanuni Sultan Suleyman Training and Research Hospital