New study aims to sharpen diagnosis of rare brain disease
NCT ID NCT06617962
First seen Jun 27, 2026 · Last updated Sep 17, 2026 · Updated 2 times
Summary
This study looks at two different lab tests (live-cell and fixed-cell) to see which one is better at diagnosing MOGAD, a rare autoimmune disease that affects the brain and nerves. Researchers will test 240 adults who are suspected of having MOGAD, along with people who have other similar conditions, to measure how accurate each test is. The goal is to find the best way to diagnose MOGAD in China and improve patient care.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Participants
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About 240 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Nov 2024
- Expected to finish
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Dec 2026
An estimate. End dates often move.
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
Who is studied
Individual medical units plan to collect serum samples from clinically suspected MOGAD study participants (150 valid positive cases will be the cutoff for sample collection) between September 2024 and December 2024.
- Ages
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18 years and older
- Sex
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Anyone
- Healthy volunteers
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Accepted
You do not need to have the condition being studied to take part.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * age ≥18 years old, male and female. * MOGAD is highly suspected. * Other inflammatory CNS disease control groups include: According to the diagnostic criteria and consensus of various diseases, the diagnosis of multiple sclerosis, Autoimmune encephalitis (except NMDAR encephalitis), Guillain-Barre syndrome (GBS), Chronic Inflammatory Demyelinating polyradiculopathy (CIDP), Retinal Cerebrovascular disease (SUSAC), POEMS syndrome (POEMS), and neuropathy were confirmed. The monoclonal gammopathy of unknown significance (MGUS), Sarcoidosis and so on. * The control group of non-inflammatory central nervous system diseases included: Migraine, CSVD, benign cranial hypertension, Glioma with definite diagnosis and no other autoimmune diseases. * Healthy controls include healthy people who have no autoimmune diseases through physical examination and other means. * Complete clinical data. * Informed consent of the patient or his guardian has been obtained. Exclusion Criteria: * According to the Guidelines for Diagnosis and Treatment of Optic Neuromyelitis Spectrum Diseases (2021), patients with optic Neuromyelitis Spectrum diseases (NMOSD) with positive AQP4 were clearly diagnosed. * According to the Expert Consensus on the Diagnosis and Treatment of Autoimmune encephalitis in China (2022), the diagnosis was confirmed as NMDAR encephalitis. * Patients with positive anti-glial fibrillary acidic protein antibody (GFAP-IgG) in serum and/or cerebrospinal fluid. * Lack of clinical data. * Unqualified blood samples. * The patient\'s informed consent was not obtained. * Misdiagnosis in the research process went wrong in this study.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
1 site. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Locations
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Huashan Hospital
RECRUITINGShanghai, Shanghai Municipality, 200040, China
More trials for these conditions
Other studies related to the condition(s) this trial covers.