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Study on hemodynamic changes of patients with cerebral small vessel disease dementia(SVaD) by computational fluid dynamics(CFD)

Study on hemodynamic changes of patients with cerebral small vessel disease dementia(SVaD) by computational fluid dynamics(CFD)

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2100054688
Enrollment
Unknown
Registered
2021-12-24
Start date
2021-12-31
Completion date
Unknown
Last updated
2022-12-05

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Cerebral small vessel disease dementia

Interventions

SVaD group:None
Normal cognitive function control group:None

Sponsors

Zhongda Hospital Affiliated to Southeast University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
60 Years to 85 Years

Inclusion criteria

Inclusion criteria: Control group: 1. Aged 60 to 85 years; 2. Normal cognitive function; 3. Except for age-related and asymptomatic physiological brain atrophy, white matter degeneration (Fazekas grade = 0) and lacunar infarction (the number of lacunar infarctions < 2, diameter < 20mm), intracranial blood vessels And brain parenchyma without obvious organic lesions. Test group: 1. Aged 60 to 85 years; 2. Patients with a definite diagnosis of small vessel disease dementia (SVaD).

Exclusion criteria

Exclusion criteria: 1. History of intracranial surgery, intracranial or cervical vascular interventional therapy; 2. Cerebral hemorrhage, hydrocephalus, intracranial tumor, arteriovenous malformation, aneurysm; 3. Other diseases that cause imaging manifestations similar to cerebral small vessel disease (poisoning, encephalitis, multiple sclerosis, sarcoidosis, brain trauma, radiation encephalopathy, etc.); 4. Have serious complications or other diseases and cannot tolerate the examination; 5. Those who are prohibited from MR examinations; patients who cannot afford or cooperate with MR examinations for any reason; 6. Those who are prohibited or do not cooperate with TCD and/or cervical vascular ultrasound examination; 7. Suffering from factors that affect the consistency of blood pressure in both arms, such as aortic dissection, stenosis or occlusion of the unilateral upper arm artery, and hemian upper arm paralysis after stroke.

Design outcomes

Primary

MeasureTime frame
Wave intensity;Wave power;Cerebral blood flow;Cerebrovascular resistance;Cognitive domain scale assessment;Wall shear stress;Quantitative analysis of Cerebral small vessel Disease lesions;

Countries

China

Contacts

Public ContactZhang Zhijun

Zhongda Hospital Affiliated to Southeast University

janemengzhang@vip.163.com+86 13851687583

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026