Clinical trials: Cerebral Perfusion
Migraine, Migraine With Aura
Oxygenation and Perfusion in Patients With Acute Migraine Attacks
The aim of the study is to retrospectively evaluate brain perfusion and oxygenation in acute migraine attacks. Magnetic resonance perfusion and susceptibility weighted imaging are the technics to measure perfusion and oxygenation…
- Conditions
- Migraine, Migraine With Aura, Migraine; Status
- Trial name
- OPAMA (NCT03536936)
- Volunteers
- 1,000 people
- Sponsor
- Insel Gruppe AG, University Hospital Bern
Perinatal Asphyxia, Hypothermia Treatment
Quantification of Brain and Kidney Perfusion Before, During, and After Hypothermia Treatment in Neonates With Perinatal Asphyxia Using Contrast-enhanced Ultrasound
In this clinical study vascular dynamics in the neonatal brain and kidney will be monitored by CUES and ULM before, during and after hypothermia treatment in neonates with asphyxia.
- Conditions
- Perinatal Asphyxia, Hypothermia Treatment, Gestational Age Min. 36SSW
- Trial name
- NCT06611254
- Testing
- Contrast enhanced ultrasound imaging (CEUS) and post processing with ULM
- Where
- Germany
- Volunteers
- 20 people
- Sponsor
- University of Erlangen-Nürnberg Medical School
Multiple Sclerosis
Regional Cortical Cerebral Quantitative MRI Perfusion Correlation Neurocognition in Multiple Sclerosis
Multiple Sclerosis (MS) is a common disease affecting 1/1000 Canadians. Cognition impairment is reported in 40-65% of patients and is socially and functionally disabling.
- Trial name
- NCT00812474
- Volunteers
- 60 people
- Sponsor
- Sunnybrook Health Sciences Centre
Organ Transplantation
Remote Ischemic Preconditioning in Neurological Death Organ Donors
The purpose of this study is to determine whether application of lower limb remote ischemic preconditioning (RIPC) after determination of brain death improves donor stability, organ quality, organ yield, and early post transplant…
- Trial name
- RIPNOD (NCT01515072)
- Testing
- RIPC (Remote Ischemic Preconditioning)
- Where
- 2 sites in United States
- Volunteers
- 321 people
- Sponsor
- Rutgers, The State University of New Jersey
Traumatic Brain Injury, Subarachnoid Hemorrhage
Normothermia in Patients With Acute Cerebral Damage
The purpose of our study is to verify wherever normothermia (achieved with diclofenac administration) may improve intracranial pressure control and may limit secondary cerebral damage thus positively influencing outcome in…
- Trial name
- NCT00491192
- Testing
- Diclofenac
- Where
- Italy
- Sponsor
- Fondazione IRCCS Ca' Granda, Ospedale Maggiore Policlinico
Preterm Infant, Term Infant
C-UCM and Cerebral Oxygenation and Perfusion
In this randomized controlled Pilot study the effects of cut-umbilical cord milking on cerebral oxygenation and perfusion measured via near-infrared spectroscopy (NIRS) and the effects on stroke volume (SV) and cardiac output…
- Conditions
- Preterm Infant, Term Infant, Transition
- Trial name
- NCT03748914
- Testing
- Intervention Group, Control Group
- Where
- Austria
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Medical University of Graz
Post-Hemorrhagic Hydrocephalus
Cerebral Perfusion, Oxygenation, Electrical Activity
The specific aim of the research proposal in preterm infants with IVH and PHH who require placement of an Omaya reservoir or a shunt is to determine if decreasing ventricular volume improves, middle cerebral artery flow, cerebral…
- Trial name
- NCT00747682
- Where
- United States
- Volunteers
- 30 people
- Sponsor
- University of Utah
Intra-operative Hypotension, Carotid Stenosis
Effect of Blood Pressure on rSO2 in Carotid Endarterectomy (CEA)
Carotid endarterectomy (CEA) is the recommended treatment for symptomatic high degree stenosis of the internal carotid artery (ICA).
- Trial name
- NCT01451294
- Testing
- Administration of phenylephrine, Administration of ephedrine
- Where
- Netherlands
- Volunteers
- 40 people
- Sponsor
- G.J. de Borst
Subarachnoid Hemorrhage, Cerebral Vasospasm
Role of CT Perfusion in Predicting Poor Outcome After Subarachnoid Hemorrhage
Prospective evaluation of patients with subarachnoid hemorrhage (SAH) will be done by computed tomography angiography (CTA) and perfusion imaging (CTP) for any correlation between degree of vasospasm and perfusion deficit as well…
- Conditions
- Subarachnoid Hemorrhage, Cerebral Vasospasm, Delayed Cerebral Ischemia
- Trial name
- NCT03214705
- Where
- Egypt
- Volunteers
- 64 people
- Sponsor
- Assiut University
Perfusion Index and Cerebral NIRS Trends in Low Cardiac Output Syndrome
Can Perfusion Index and Cerebral Oxygen Saturation Trends Predict Low Cardiac Output in Pediatric Cardiovascular Surgeries
In this prospective, observational study, we aim to investigate whether routinely monitored Perfusion Index (PI) and cerebral oxygen saturation (NIRS) values in pediatric patients aged 0-6 undergoing congenital heart surgery are…
- Trial name
- NCT06759506
- Volunteers
- 40 people
- Sponsor
- Bozyaka Training and Research Hospital
Healthy, Hypercapnia
Study of Brain Blood Flow During Induced Hypercapnia (Excess Blood Carbon Dioxide)
This study will evaluate magnetic resonance imaging (MRI ) methods for measuring changes in the brain's blood flow during hypercapnia (a condition of excess carbon dioxide in the blood).
- Trial name
- NCT00001845
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- National Institutes of Health Clinical Center (CC)
Head Injury
Effects of Head Elevation on Intracranial Pressure in Children
Head injury is the most common cause of mortality and acquired disability in childhood. It is common to elevate the head of patients at risk for increased intracranial pressure, although it is not clear if it is always…
- Trial name
- NCT00636376
- Testing
- Place HOB in alternate positions from 0-50 degrees.
- Where
- United States
- Volunteers
- 18 people
- Sponsor
- Children's Hospital of Philadelphia
Congenital Heart Defects, Hypoplastic Left Heart Syndrome
Cerebral Perfusion During Neonatal Cardiac Surgery
Neonates with a congenital heart defect are often in need of early cardiac surgery. In complex congenital heart defects, cardiopulmonary bypass is usually employed, with or without deep hypothermic circulatory arrest (DHCA).
- Conditions
- Congenital Heart Defects, Hypoplastic Left Heart Syndrome, Aortic Coarctation
- Trial name
- NCT01032876
- Testing
- Deep Hypothermic Circulatory Arrest, Antegrade Cerebral Perfusion
- Where
- Netherlands
- Volunteers
- 37 people
- Sponsor
- UMC Utrecht
Traumatic Brain Injury, Subarachnoid Hemorrhage
Cerebral Perfusion Pressure (CPP) Management Information Feedback and Nursing
The aim of the initial proposal was to evaluate, in the context of optimal medical management, the impact of a bedside system of cerebral perfusion pressure (CPP) information feedback on nursing moment-to-moment management of…
- Trial name
- NCT00194441
- Testing
- Bedside display of cerebral perfusion pressure information
- Where
- United States
- Volunteers
- 260 people
- Sponsor
- University of Washington
Brain Injuries, Subarachnoid Hemorrhage
A Study Comparing Modified Lund Concept and Cerebral Perfusion Pressure-targeted Therapy in Secondary Brain Ischaemia.
Secondary brain ischaemia (SBI) usually develops after aneurysmal subarachnoid haemorrhage (SAH) and severe traumatic brain injury (TBI).
- Trial name
- NCT01206283
- Testing
- Modified Lund concept, Cerebral perfusion pressure-targeted therapy
- Where
- Bosnia and Herzegovina
- Volunteers
- 60 people
- Sponsor
- University of Sarajevo
Status Epilepticus, Ictal-interictal Continuum
The Role of Imaging in the Diagnosis, Management and Prognosis of Possible Non-convulsive Status Epilepticus
The investigators propose a prospective study of 20 control subjects and 180 consecutive patients with possible non-convulsive status epilepticus (NCSE). The investigators will obtain three functional images of the brain: 1.
- Conditions
- Status Epilepticus, Ictal-interictal Continuum, Positron-emission Tomography, Perfusion Weighted MRI
- Trial name
- NCT06017973
- Testing
- MRI scan including arterial spin labelling of the brain, CT perfusion scan of the brain, FDG-PET scan of the brain
- Where
- Belgium
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Universitaire Ziekenhuizen KU Leuven
Cerebral Blood Flow and Neonates During Acute Respiratory Failure
Cerebral Perfusion and Acute Respiratory Failure
The most common reason for admitting babies and infants to an intensive care unit is due to respiratory distress (breathing difficulties). At present there are a number of different treatments for respiratory distress.
- Trial name
- NCT03733795
- Testing
- TCD
- Where
- United Kingdom
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Liverpool John Moores University
Congenital Heart Disease, Children, Only
Optical Coherence Tomography Angiography (OCTA) in Children's Cardiac Surgery
Around 3500 children including 1,000 babies a year in the UK require heart surgery. Open-heart repairs involve the heart being stopped, while blood is pumped around the body using a cardiopulmonary bypass machine.
- Trial name
- OCTA (NCT05568849)
- Testing
- OCTA measurements
- Where
- United Kingdom
- Volunteers
- 30 people
- Sponsor
- Great Ormond Street Hospital for Children NHS Foundation Trust
Tetralogy of Fallot, Hypoplastic Left Heart Syndrome
Impact of NAVA Ventilation on Brain Oxygenation and Perfusion in Children With Congenital Heart Disease
Positive intra-thoracic pressures induced by mechanical ventilation can negatively impact right heart hemodynamics by restricting systemic venous return and increasing right ventricular afterload.
- Conditions
- Tetralogy of Fallot, Hypoplastic Left Heart Syndrome, Univentricular Heart, Heart Defects, Congenital
- Trial name
- NCT04581668
- Testing
- Two ventilation periods with two different modes: conventional ventilation followed by NAVA.
- Where
- Canada
- Volunteers
- 30 people
- Sponsor
- St. Justine's Hospital
Congenital Heart Defect, Single-ventricle
NIRS in Congenital Heart Defects - Correlation With Echocardiography
Neonatal patients with congenital heart defects (CHD) have changing physiology in the context of transitional period. Patients with CHD are at risk of low perfusion status or abnormal pulmonary blood flow.
- Conditions
- Congenital Heart Defect, Single-ventricle, Coarctation of Aorta, Atrioventricular Canal
- Trial name
- NCT04106479
- Testing
- NIRS evaluation
- Where
- Canada
- Volunteers
- 100 people
- Sponsor
- McGill University Health Centre/Research Institute of the McGill University Health Centre