Search clinical trials for: Doppler

Total 1139 results

Kantonsspital Olten

Completed

Pulmonary Arterial Hypertension in Patients With Direct-Acting Antiviral Medications for Hepatitis C Virus Infection

Pulmonary Artery Hypertension | Chronic Hepatitis c

Switzerland
University of Sao Paulo

Completed

Clinical, Patient-centered Outcomes and Laser Doppler Flowmetry Using Two Types of SCTG

Gingival Recession, Generalized
Columbia University
National Institute on Aging (NIA)

Completed

Brain Vascular Disease in Aging and Dementia

Dementia | Alzheimer Disease | Aging | White Matter Hyperintensities

United States
Benha University

Completed

IS Three d Power Doppler of the Endometrial and Subendometrial Regions Effective in Predicting Endometrial Implantation?

Infertility
rasha medhat abdul-hady

Unknown

Maternal Serum Alpha-fetoprotein Level May Predict the Presence of Morbid Adherent Placenta

Placenta Accreta

Egypt
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
National Institute of Cardiology, Laranjeiras,...

Completed

Evaluation of the Microcirculation During the Corrective Surgery of Congenital Heart Defects in Children

Congenital Heart Disease

Brazil
Queen's University, Belfast

Withdrawn

Doppler Ultrasound Investigation of Microcirculations

Type 1 Diabetes Mellitus

United Kingdom
Medical University of Vienna

Withdrawn

Role of Endothelin- and Nitric Oxide-system in the Regulation of Optic Nerve Head Blood Flow During Changes in Ocular Perfusion Pressure

Ocular Physiology | Regional Blood Flow | Optic Disk

Austria
First Affiliated Hospital Xi'an Jiaotong University

Unknown

Study of Diagnosis of Color Power Doppler Combined Minimally Invasive Sampling for Endometrial Diseases

Endometrial Diseases

China
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
Zhejiang Chinese Medical University
The Third Affiliated hospital of Zhejiang Chinese Medical University; The First...

Unknown

A Study on the Microcirculatory Characteristics of Meridian Phenomenon for the Heart and Lung Meridians Based on Patients With Stable Angina Pectoris

Chronic Stable Angina Pectoris

China
Withings
Clinact

Completed

Validation Study of an Advanced Blood Pressure Monitor (TALISMAN)

Hypertension | Atrial Fibrillation | Valvular Heart Disease

France
Charles University, Czech Republic

Unknown

Fluid Responsiveness in Septic Shock Evaluated by Caval Ultrasound Doppler Examination (FRIEND)

Septic Shock | Vein Collapsibility | Intravascular Doppler | Volume Responsiveness in Septic Shock

Czechia
University of California, San Diego

Terminated

Effect of Ranolazine on Echocardiographic Indices of Diastolic Dysfunction

Diastolic Heart Failure | Echocardiography | Ranolazine | Tissue Doppler Ultrasound

United States
Centre Hospitalier Universitaire de Nīmes

Completed

Revaluation of Wells' Clinical Prediction Score of Deep Vein Thrombosis (DVT) in Inpatients With Thromboprophylaxis Treatment (R-WITT)

Deep Vein Thrombosis | Thromboses, Venous

France
CHU de Quebec-Universite Laval
Laval University; Chaire Jeanne-et-Jean-Louis Lévesque en périnatalogie

Completed

Pre-Eclampsia And Growth Restriction: a Longitudinal Study (PEARL)

Preterm Birth | Preeclampsia | Severe Preeclampsia | Fetal Growth Restriction

Canada
Azienda Ospedaliero Universitaria Maggiore della...

Unknown

Tissue Doppler Ultrasound During Spontaneous Breathing and Non-invasive Ventilation in the Post-extubation Period. (TDIpostext)

Acute Respiratory Failure | Non-invasive Ventilation

Italy
CHU de Quebec-Universite Laval
Canadian Institutes of Health Research (CIHR); Laval University

Completed

First-trimester Prediction of Preeclampsia (PREDICTION)

Preterm Birth | Preeclampsia | Severe Preeclampsia | Fetal Growth Restriction

Canada
Rennes University Hospital
French Society of Vascular Medicine

Unknown

Arterial Doppler Waveforms Analysis in PAD (APP-Wave-PAD)

French Vascular Physicians

France
Hospices Civils de Lyon

Completed

Cutaneous Microcirculation and Nervous Sensitivity in Psoriasis (MicroPso)

Psoriasis

France
University of Erlangen-Nürnberg Medical School

Completed

Renal Hemodynamics in Patients With HFpEF

Heart Failure With Normal Ejection Fraction

Germany
Baskent University Ankara Hospital
Batman Maternity Hospital

Completed

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

Preterm Birth

Turkey
Assiut University

Completed

Assessment of Endometrial Thickness & Subendometrial Perfusion by 3D Power Doppler in Women With Unexplained Infertility and PCOS.

PCOS | Unexplained Infertility | Endometrial Thickness

Egypt
Augusta University

Completed

Color Doppler and Peripheral Venous Catheters

Extravasation | Vein Injury

United States
University Hospital, Grenoble

Unknown

Study of the Retinal Vascularization by Laser Doppler Velocimetry Coupled With an Adaptive Optics Camera ( AO-LDV) (AO-LDV)

Glaucoma | Retinal Vein Occlusion

France
Centre Hospitalier Universitaire de Saint Etienne

Terminated

Comparison of Two Oxygen Setting During Non-invasive Mechanical Ventilation of Chronic Obstructive Pulmonary Disease (OXYSET)

Chronic Obstructive Pulmonary Disease With Acute Exacerbation, Unspecified

France
University of Wisconsin, Madison
National Heart, Lung, and Blood Institute (NHLBI); Medical College of Wisconsin and other collaborators

Completed

Fetal and Neonatal Magnetophysiology

Long QT Syndrome | Fetal Arrhythmia | Abnormality in Fetal Heart Rate or Rhythm

United States
Hospices Civils de Lyon

Completed

Cardiac Repercussion of Systemic Sclerodermias (HTAP-SCLERO)

Systemic Scleroderma

France
Assiut University

Unknown

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

Lupus Nephritis
Northwestern University

Completed

Classification of Heart Failure With Preserved Ejection Fraction

Heart Failure With Preserved Ejection Fraction | Diastolic Heart Failure

United States
Medtronic Neurovascular Clinical Affairs
Medtronic Bakken Research Center

Terminated

Medina Embolization Device In Neurovascular Aneurysm Study (MEDINA)

Intracranial Aneurysm

Spain, Austria, Italy
Medical University of Vienna

Completed

Cerebral Microemboli in Venoarterial ECMO Patients

Cerebral Perfusion | Complication of Extracorporeal Membrane Oxygenation | Cerebral Microembolism

Austria
University Hospital Inselspital, Berne

Completed

Transpharyngeal Doppler Sonography for Cerebral Perfusion Monitoring (TaPaS)

Cerebral Perfusion

Switzerland
University Hospital, Montpellier

Completed

Ductus Venosus Doppler at 16 Weeks in Monochorial Pregnancy (DVSTT)

Twin Pregnancy, Monochorionic | Pregnancy Followed

France
Assistance Publique - Hôpitaux de Paris

Completed

Added Value of Supersonic Shear Imaging in the Diagnosis of White Matter Damage in Preterm Infants (BELUGA)

Preterm

France
Postgraduate Institute of Medical Education and...

Completed

Comparison of Carotid Peak Systolic Velocity Variation With Aortic Peak Systolic Velocity Variation in Pediatric Non-Cardiac Surgery

Anesthesia, General | Mechanical Ventilation | Fluid Responsiveness | Anesthesia, Endotracheal

India
Assiut University

Unknown

Renal Doppler Ultrasound in Early Detection of Acute Kidney Injury in Critically Ill Patients

Acute Kidney Injury
Assiut University

Unknown

Color Doppler and Mri Diffusion in Major Salivary Gland Masses

Salivary Gland Diseases
ZRMohamed

Unknown

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

Liver Transplant, Complications
Cairo University

Unknown

The Effect of Loading Dose of Magnesium Sulfate on Uterine, Umbilical, and Fetal Middle Cerebral Arteries Doppler, Biophysical Profile, CTG, Maternal Vital Signs in Women With Severe Preeclampsia

Preeclampsia

Egypt
Norwegian University of Science and Technology
St. Olavs Hospital

Completed

Ultrapower; a Minimally Invasive Tool for Evaluation of Total Cardiac Power

Cardiac Diseases

Norway
Cairo University

Completed

Prediction of Outcome in Severe Preeclampsia

Leiden Factor V Deficiency,Preeclampsia | Doppler Examination | Palental Pathology
Klinik für Kardiologie, Pneumologie und Angiologie

Completed

Analysis of RV-Dysfunction in Fallot Patients (Fallot)

Tetralogy of Fallot

Germany
Centre Hospitalier Universitaire de Besancon
University Hospital, Strasbourg, France; Centre Hospitalier Universitaire Dijon and other collaborators

Unknown

Ultrasound Evaluation of Fetal Hemodynamics and Perinatal Complications (PTI'DOP)

Intrauterine Growth Restriction | Small-for-gestational Age
XiaoXi Lin

Unknown

Optimizing Timolol Maleate Treatment of Infantile Hemangioma by Doppler Ultrasound Examination

Infantile Hemangioma

China
Cairo University

Completed

Fetal Doppler Indices in Predicting Perinatal Outcome Among Severely Hypertensive Pregnant Patients.

Pre-Eclampsia | IUGR

Egypt
Groupe Hospitalier Paris Saint Joseph

Withdrawn

Impact on Patient Satisfaction About Realization of Ultrasound Dopplers at the Bed

Ultrasound Doppler
Echosense Ltd.
Massachusetts General Hospital

Completed

Evaluation of Cardiopulmonary Diseases by Ultrasound

Acute Decompensated Heart Failure | Dyspnea

United States

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