Transcranial Doppler ultrasonography

DIAGNOSTIC_TEST4 trials

Sponsors

Medical University Innsbruck, University of Leicester, Korgün Ökmen, Koşuyolu Kartal Heart Training and Research Hospital

Conditions

Alzheimer DiseaseAortic Aneurysm, ThoracicAortic DiseasesBrain DeathCardiac Surgical ProceduresCarotid StenosisCerebrovascular CirculationDelirium - Postoperative

Unknown Phase

Cardiac Output and Duplex Sonography in Carotid Endarterectomy

CompletedNCT02230358

Medical University InnsbruckCarotid Stenosis

Start: 2014-07-31End: 2017-07-31Updated: 2021-09-13

Cerebral Haemodynamic Changes During Cognitive Testing: A fTCD Study

CompletedNCT03134963

University of LeicesterMild Cognitive Impairment, Alzheimer Disease, Vascular Dementia +1

Start: 2017-05-05End: 2017-12-01Updated: 2021-10-05

Orbital Artery Doppler Ultrasound in Brain Death

CompletedNCT06229782

Korgün ÖkmenBrain Death

Start: 2017-01-11End: 2022-06-13Updated: 2024-01-30

Selective Antegrade Cerebral Perfusion and Perioperative Optic Nerve Sheath Diameter in Ascending Aortic Surgery

Not yet recruitingNCT07800806

Koşuyolu Kartal Heart Training and Research HospitalAortic Diseases, Cardiac Surgical Procedures, Aortic Aneurysm, Thoracic +4

Start: 2026-09-30End: 2028-12-30Target: 134Updated: 2026-09-02