Search clinical trials for: Transcranial Doppler Ultrasonography

Total 5793 results

Xiangya Hospital of Central South University

Unknown

The Morphology and Parameter Estimation of Cranial Ultrasound Spectrum Based on Cerebral Artery

Intracranial Pressure Increase

China
Istanbul University - Cerrahpasa (IUC)

Completed

Exercise Training in Venous Insufficiency

Venous Insufficiency

Turkey
Cairo University

Unknown

Ultrasound in Prediction of Operative Findings in Cesarean Section Among Placenta Accreta Cases

Placenta Accreta | Placenta Previa

Egypt
VA Office of Research and Development
US Department of Veterans Affairs

Completed

Evaluation of Implementation of a National Point-of-Care Ultrasound Training Program

Heart Failure | Pneumonia | Cellulitis | Urinary Retention | Deep Venous Thrombosis | Hydronephrosis | Pleural Effusion | Abdominal Aortic Aneurysm | Acute Cholecystitis | Other Acute Illnesses Presenting to the Hospital | Peritoneal Free Fluid

United States
University of Warmia and Mazury

Unknown

Ultrasonography in Fracture Management (UFrac)

Fractures, Bone | Upper Extremity Injury | Vascularization | Healing Fracture of Bone

Poland
University of Miami

Withdrawn

Analysis of Translaminar Pressure Gradient Using Noninvasive Cerebrospinal Fluid Pressure Monitoring

Glaucoma
Centre Hospitalier Universitaire de Nīmes

Completed

Influence of Chronic Vascular Diseases on Transcranial Doppler Profiles in Critically Ill Patients (CritiDop)

Respiration, Artificial | Sedated

France
Hacettepe University

Unknown

Near-Infrared Spectroscopy and Cranial Doppler in Premature Newborns With Anemia

Anemia of Prematurity

Turkey
Vanderbilt University Medical Center
National Institute of Neurological Disorders and Stroke (NINDS); National Institutes... and other collaborators

Completed

Sickle Cell Disease - Stroke Prevention in Nigeria Trial (SPIN)

Stroke | Sickle Cell Disease | Sickle Cell Anemia

Nigeria
University Hospital, Toulouse

Completed

Brainstem Grey Matter and Cerebral Autoregulation in Migraine With Aura. (MINOTAURE)

Migraine With Aura

France
Children's Hospital Medical Center, Cincinnati
Medical University of South Carolina; The Hospital for Sick Children; Baylor... and other collaborators

Terminated

Transcranial Doppler (TCD) With Transfusions Changing to Hydroxyurea (TWiTCH)

Sickle Cell Anemia
Università degli Studi di Brescia
Rita Bertuetti; Chiara Robba

Unknown

Invasive Versus Non Invasive Measurement of Intracranial Pressure in Brain Injury Trial (IMPRESSIT) (IMPRESSIT)

Intracranial Hypertension

Italy
Johannes Gutenberg University Mainz

Completed

Influence Positive End-expiratory Pressure on Autoregulation in Patients With Respiratory Insufficiency (dARICUPEEP)

Respiratory Insufficiency

Germany
Minia University

Unknown

Effect of Progesterone Therapy on Traumatic Subarachinoid Haemorrhage on Clinical Outcome and Resistive Vasculer Indices of Middle Cerebral Artery Transcranial Doppler

Traumatic Brain Injury

Egypt
Cairo University

Unknown

Three-dimensional Power Doppler in the Diagnosis of Endometrial Lesions in Patients With Postmenopausal Bleeding

Postmenopausal Bleeding

Egypt
Hugo W. Moser Research Institute at Kennedy Krieger...
National Institute of Neurological Disorders and Stroke (NINDS); National Institutes... and other collaborators

Completed

Biomarker Development in Sturge-Weber Syndrome (Pilot)

Sturge-Weber Syndrome

United States
KU Leuven

Unknown

Prospective Validation and Comparison of Different Ultrasound Methods for Discrimination Between Benign and Malignant Ovarian/Tubal Masses Prior to Surgery (IOTA7)

Patients With Adnexal Mass Prior to Surgery

Belgium
KU Leuven

Unknown

Value of MRI in the Characterization of Ovarian Masses Unable to Classify With Ultrasound Using the International Ovarian Tumor Analysis (IOTA) Simple Rules (IOTA-MRI)

Patients With a Sonographically Unclassifiable Adnexal Mass Using the IOTA Simple Rules

Belgium
Assiut University

Unknown

Color Doppler Ultrasonography in Evaluation of Active Sacroiliitis in Ankylosing Spondylitis

Active Sacroiliitis in Ankylosing Spondylitis
Mansoura University Hospital

Completed

Predictive Value of Mean Flow Velocity by TCD in Early Cerebral Vasospasm in Aneurysmal Subarachnoid Hemorrhage

Subarachnoid Hemorrhage

Egypt
University of Florence

Unknown

Ultrasound and Psychobiological Correlates of Female Sexual Function

Healthy

Italy
Semmelweis University Heart and Vascular Center
National Research, Development and Innovation Office

Unknown

Evaluation of Cerebrovascular Events in Patients With Occlusive Carotid Artery Disorders

Carotid Artery Plaque | Carotid Stenosis | Cerebrovascular Embolism and Thrombosis

Hungary
Karadeniz Technical University

Completed

This Study Was to Investigate the Efficacy of Fetal Right Heart Doppler Findings in Determination of Pulmonary Maturity

Preterm Birth | Preterm Labor | Prenatal Care Late
University of Giessen

Completed

Predictive Value of Renal Venous Flow Profiles for Adverse Outcomes in Right Heart Failure

Heart Failure | Pulmonary Hypertension | Cardiorenal Syndrome

Germany
Northwell Health
National Cancer Institute (NCI); University of California, San Diego

Completed

Ultrasonography in Hemophilic Joint Disease and Serum Markers

Hemophilia A | Hemophilia B | Hemarthroses

United States
University of Edinburgh

Completed

PET-MRI Imaging in Patients With Symptomatic Carotid Artery Stenosis

Stroke | Carotid Stenosis

United Kingdom
University of Edinburgh

Completed

PET-MRI Imaging in Patients With Acute Neurovascular Syndrome

Stroke | Carotid Stenosis

United Kingdom
AOMA Graduate School of Integrative Medicine

Completed

Translational Research Examining Acupuncture Treatment in Traumatic Brain Injury (TREAT-TBI)

Traumatic Brain Injury

United States
Yale University

Completed

Carotid Doppler Ultrasound for the Measurement of Intravascular Volume Status

Sepsis | Hypotension

United States
Centre Hospitalier Universitaire, Amiens

Completed

Fluid Administration Limited by Lung Ultrasonography in the Operating Room: Correlation to Stroke Volume Variation. (ORFALU)

Surgery

France
Rennes University Hospital

Completed

Doppler Sonography of Cerebral Blood Flow for Early Prognostication After Out-of-hospital Cardiac Arrest (DOTAC)

Cardiac Arrest

France
Assiut University

Unknown

Role of Color Doppler Ultrasonography in Assessment of Vascular Access Surveillance in Hemodialysis Patients.

Arteriovenous Fistula
Hospital El Cruce

Completed

Prolonged Vasospasm in Subarachnoid Hemorrhage (PVE)

Subarachnoid Hemorrhage | Vasospasm, Intracranial
University of Wisconsin, Madison

Completed

Brain Blood Flow: Age and Gender

Healthy | Aging

United States
University Hospital, Tours

Withdrawn

Evaluation of Transcranial Doppler Vasoconstrictor Vasoreactivity During General Anesthesia in Hypertensive Patients (DiVADH)

Elderly | General Anesthesia | Hypertensive Disease | Vasopressors
Columbia University
National Institute on Aging (NIA)

Completed

Brain Vascular Disease in Aging and Dementia

Dementia | Alzheimer Disease | Aging | White Matter Hyperintensities

United States
Fondazione Policlinico Universitario Agostino Gemelli...

Completed

Transcranial Doppler Ultrasound and Minimal Hepatic Encephalopathy

Minimal Hepatic Encephalopathy

Italy
Centre Hospitalier Universitaire Dijon

Completed

Descriptive Study of Brain Velocity in Transcranial Doppler in Newborns Over 35 Weeks of Gestational Age in the Maternity Ward (VELOCITE)

Newborn

France
University of California, San Diego
National Institute of Neurological Disorders and Stroke (NINDS)

Terminated

Visualization of Cerebral Arteries Using Contrast-Enhanced Transcranial Ultrasound in Stroke Patients

Stroke

United States
Baskent University Ankara Hospital
Batman Maternity Hospital

Completed

A Novel Technique for Prediction of Preterm Birth: Fetal Breathing Patterns

Preterm Birth

Turkey
Assiut University

Unknown

Renal Resistive Index as a Marker of Severity and Treatment Outcomes in Lupus Nephritis

Lupus Nephritis
Medical University of Vienna

Completed

Cerebral Microemboli in Venoarterial ECMO Patients

Cerebral Perfusion | Complication of Extracorporeal Membrane Oxygenation | Cerebral Microembolism

Austria
ZRMohamed

Unknown

Doppler Ultrasonography in Assessment of Graft Hemodynamics After Living-Donor Liver Transplantation

Liver Transplant, Complications
Zagazig University

Completed

Prediction of Post-dural Puncture Headache in Parturients Undergoing Elective Caesarean Section

Postdural Puncture Headache

Egypt
University of Wisconsin, Madison

Withdrawn

Impact of NOS, COX, and ROS Inhibition on Cerebral Blood Flow Regulation

Hypoxia | Hypercapnia

United States
Hospices Civils de Lyon

Completed

Incidence of Intracranial Hypertension During Liver Transplantation Estimated by Non-invasive Ultrasound Methods. (TOH-HTIC)

Liver Transplantation

France
Assistance Publique - Hôpitaux de Paris
INSERM UMR-942, Paris, France; M3DISIM; Department of Anesthesiology, Hopital... and other collaborators

Completed

Cerebral Perfusion During Induction of General Anesthesia

Radiography | Interventional
Hopital Antoine Beclere

Unknown

Nicardipine and Labetalol Effects on Cerebral Hemodynamics in Preeclampsia (PREMODYM)

Preeclampsia Severe

France
Assiut University

Unknown

Predictive Factors Of Acute Ischemic Stroke Outcome in Adult

Acute Stroke
Rasa Bukauskiene

Unknown

Identification of Factors Causing Postoperative Cognitive Dysfunction in Patients Undergoing Cardiac Surgery With CPB

Postoperative Cognitive Dysfunction

Lithuania

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