Vertebral artery insufficiency
MONDO:0001631A syndrome which occurs as a result of the occlusion of one of the vertebral arteries. It may be caused by atherosclerosis, embolism or hemorrhage. Collateral circulation through the circle of Willis is usually comprised as well. Clinical signs may include vertigo, nystagmus, dysarthria, ataxia and sensorimotor deficits. Clinical course may lead to persistence of neurologic deficits. Prognosis is variable with a substantial risk for recurrent infarction.
Also known as: vertebral artery syndrome
37 clinical trials for this condition and its sub-types.
Follow this condition — get notified about new trialsBroader categories
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New strategy aims to get ventilator patients off breathing machines sooner
Disease control Not yet recruitingThis study tests whether a personalized weaning strategy can help adults with chronic heart, brain, or lung conditions leave ventilators earlier. The strategy tailors care based on the main reason a patient struggles to breathe on their own, such as heart or muscle problems. Rese…
Phase: NA • Sponsor: Southeast University, China • Aim: Disease control
Last updated Jun 27, 2026 12:35 UTC
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Community exercise program aims to boost health in older adults with multiple chronic conditions
Disease control Not yet recruitingThis study tests a community-based exercise program for people aged 50 and older who have at least two chronic conditions, such as heart disease, diabetes, arthritis, or obesity. The program is designed to improve muscle strength, heart and lung fitness, and overall well-being. R…
Phase: NA • Sponsor: Associação para o Desenvolvimento do Centro Académico de Investigação e Formação Biomédica do Algarv • Aim: Disease control
Last updated Jun 27, 2026 09:02 UTC
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AI could spot stroke severity in seconds, study aims to prove it
Diagnosis Not yet recruitingThis study will check if an artificial intelligence (AI) system can accurately score stroke severity as well as a trained doctor. About 297 adults with a recent stroke will have their speech and facial movements recorded. The AI will analyze these recordings to produce a G-FAST s…
Sponsor: Xuanwu Hospital, Beijing • Aim: Diagnosis
Last updated Jun 27, 2026 12:10 UTC
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AI takes on brain scans: could it match the experts?
Diagnosis Not yet recruitingThis study will check if an artificial intelligence (AI) tool can help less experienced doctors read MRI scans of stroke patients as accurately as a brain scan specialist. About 500 adults who are being evaluated for a stroke will have their MRI results compared. The goal is to s…
Sponsor: Aarhus University Hospital • Aim: Diagnosis
Last updated Jun 27, 2026 09:04 UTC
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Tight fit, better touch? stroke trial tests pressure garments for hand recovery
Symptom relief Not yet recruitingThis trial tests whether different types of pressure garments can improve touch sensation in the hand after a stroke. Adults aged 21 to 60 with hand stiffness will wear one of three garment designs for at least 12 hours daily over four weeks. Researchers will measure how the pres…
Phase: NA • Sponsor: National University of Malaysia • Aim: Symptom relief
Last updated Jul 26, 2026 00:00 UTC
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Could new hormone creams protect menopausal Women's hearts?
Knowledge-focused Not yet recruitingThis large registry study will follow over 2,700 postmenopausal women aged 45-75 who use newer forms of hormone replacement therapy (creams, gels, sprays). The goal is to see if these modern delivery methods lower the risk of heart attacks, strokes, and other cardiovascular event…
Sponsor: Heinrich-Heine University, Duesseldorf • Aim: Knowledge-focused
Last updated Aug 02, 2026 00:00 UTC
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Ambulance video calls could revolutionize stroke triage
Knowledge-focused Not yet recruitingThis study tests whether having a neurologist consult via video during ambulance transport helps decide the best hospital for suspected stroke patients. About 484 adults with stroke symptoms will be randomly assigned to standard care or standard care plus a telemedicine consultat…
Phase: NA • Sponsor: NyikaKruyt • Aim: Knowledge-focused
Last updated Jun 27, 2026 14:03 UTC
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Wrist or groin? major study seeks best route for brain scans
Knowledge-focused Not yet recruitingThis study compares two ways to perform brain angiography: accessing an artery through the wrist (transradial) versus the groin (transfemoral). Over 2,400 people needing this imaging test will be randomly assigned to one method. Researchers will measure success rates, complicatio…
Phase: NA • Sponsor: Gansu Provincial Maternal and Child Health Care Hospital • Aim: Knowledge-focused
Last updated Jun 27, 2026 12:23 UTC
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Can a simple wrist stimulation reveal consciousness in coma?
Knowledge-focused Not yet recruitingThis study aims to develop a new EEG-based technique to detect 'cognitive-motor dissociation'—where a patient is aware but cannot move. Researchers will stimulate the median nerve (in the wrist) and analyze brain signals in 50 comatose ICU patients. The goal is to identify those …
Phase: NA • Sponsor: University Hospital, Bordeaux • Aim: Knowledge-focused
Last updated Jun 27, 2026 12:03 UTC
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Massive study aims to decode brain scans for better stroke care
Knowledge-focused Not yet recruitingThis study will look at brain scans (MRI/CT) and symptoms of over 1,100 people with cerebrovascular disease. The goal is to find patterns linking specific scan findings to different types of the disease. This could help doctors diagnose and treat these conditions more accurately …
Sponsor: IRCCS San Raffaele • Aim: Knowledge-focused
Last updated Jun 27, 2026 12:02 UTC
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Study reveals how quick stroke response saves lives
Knowledge-focused Not yet recruitingThis study will observe 125 adults with confirmed stroke to see how factors like symptom awareness, calling emergency services, and transport time affect their recovery. No new treatment is given; instead, researchers will measure stroke knowledge and care pathways to find ways t…
Sponsor: Assiut University • Aim: Knowledge-focused
Last updated Jun 27, 2026 07:53 UTC