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PET/CT Imaging of Myelin in Stroke, Epilepsy and Spinal Cord Injury

PET/CT Imaging of Myelin in Stroke, Epilepsy and Spinal Cord Injury

Status
Recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2500103801
Enrollment
Unknown
Registered
2025-06-05
Start date
2025-02-11
Completion date
Unknown
Last updated
2025-06-16

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

Conditions

Stroke, Epilepsy and Spinal Cord Injury

Interventions

Gold Standard:Dissect brain tissue for pathological section diagnosis after patient death
Index test:Quantitative detection of myelin sheath changes by PET/CT after injection of MEDAS tracer in subjects

Sponsors

Binzhou Medical University Hospital
Lead Sponsor

Eligibility

Sex/Gender
All
Age
10 Years to 80 Years

Inclusion criteria

Inclusion criteria: Inclusion criteria for cerebral infarction: 1. Age range of 40-65 years old; 2. Cerebral angiography confirms that the stenosis rate of the anterior circulation arteries (internal carotid artery, middle cerebral artery) is = 70% or occluded, and their blood supply areas have low perfusion; 3. Symptomatic stroke, TIA, or cognitive impairment related only to stenosis or occlusion; 4. Acute ischemic stroke occurs within 24 hours and less than 1 week; 5. Basic self-care before treatment, mRS = 2 points; 6. The subject or their legal representative signs an informed consent form and agrees to have one scan before and after treatment. 7. There were 10 males and 10 females. 8. The patient voluntarily participates and signs a written informed consent form. Inclusion criteria for secondary epilepsy in autoimmune encephalitis (AE): 1. Age range: 18-80 years old; 2. Understand the entire process of the experiment, voluntarily participate in the study and sign an informed consent form; 3. Meet the diagnostic criteria for autoimmune encephalitis; 4. There should be at least one epileptic seizure in clinical practice. 5. There were 10 males and 10 females respectively. Spinal cord injury criteria: 1. Age: 10-75 years old; 2.Have a clear history of spinal trauma; 3. After injury, there may be sensory and motor impairments, with severe cases of paraplegia or paralysis; 4. Magnetic resonance imaging shows spinal cord hemorrhage, edema, or mixed changes; 5. The subject or their legal representative signs an informed consent form and agrees to have one scan before and after treatment. 6. There were 10 males and 10 females. 7. The patient voluntarily participates and signs a written informed consent form.

Exclusion criteria

Exclusion criteria: 1. Patients with two or more neurodegenerative diseases. 2. Individuals with severe heart, liver, and kidney dysfunction. 3. Patients with serious mental illnesses and those who do not cooperate with examinations. 4. Has received systematic treatment for cerebral infarction, epilepsy, and spinal cord injury. 5. The patient has undergone major surgeries (such as craniotomy, thoracotomy, or laparotomy) or significant stress within the past 6 months; 6. Patients who may have poor compliance with the study procedures and requirements, as determined by the researchers; 7. Researchers determine that there are any conditions that pose a threat to patient safety or interfere with the evaluation of the study.

Design outcomes

Primary

MeasureTime frame
SUVmax;Sensitivity;Specificity;

Secondary

MeasureTime frame
SUVavg;

Countries

China

Contacts

Public ContactWang Yanming

Binzhou Medical University Hospital

smu2328@126.com+86 150 5430 9769

Outcome results

None listed

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