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Delayed Diagnosis and Misdiagnosis of Autoimmune Glial Fibrillary Acidic Protein Astrocytopathy: A Retrospective Case Analysis Study from Two Centers in China

Delayed Diagnosis and Misdiagnosis of Autoimmune Glial Fibrillary Acidic Protein Astrocytopathy: A Retrospective Case Analysis Study from Two Centers in China

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2600126884
Enrollment
Unknown
Registered
2026-06-18
Start date
2026-06-19
Completion date
Unknown
Last updated
2026-06-22

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

Conditions

Autoimmune glial fibrillary acidic protein astrocytopathy

Interventions

Observation group:None

Sponsors

Yuebei People’s Hospital
Lead Sponsor

Eligibility

Sex/Gender
All
Age
15 Years to 72 Years

Inclusion criteria

Inclusion criteria: 1.Positive results of cerebrospinal fluid GFAP-IgG detected by cell-based assay (CBA); 2.The clinical manifestations included at least one of meningitis, encephalitis, myelitis and optic neuritis. 3.Other diseases that could account for the symptoms were ruled out after systematic evaluation. 4.Sufficient and intact clinical information;

Exclusion criteria

Exclusion criteria: 1.Patients complicated with intracranial tumors, central nervous system infections, neurodegenerative diseases, metabolic encephalopathy, toxic encephalopathy, and other types of autoimmune encephalitis.

Design outcomes

Primary

MeasureTime frame
Delayed diagnosis and misdiagnosis;

Countries

China

Contacts

Public ContactLin Sheng

Yuebei People’s Hospital

443248131@qq.com+86 751 6913152

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Jun 29, 2026