Collection of biological samples for diagnosing rare neurological diseases

Control Cohort CTRL COH

Not applicable Interventional Hospices Civils de Lyon · NCT05370079

This study is collecting blood and spinal fluid samples from people with rare neurological diseases to see if they can find new markers that help diagnose these conditions more accurately.

Quick facts

PhaseNot applicable
Study typeInterventional
Enrollment350 (estimated)
Ages18 Years and up
SexAll
SponsorHospices Civils de Lyon Academic / other
Locations1 site (Bron)
Trial IDNCT05370079 on ClinicalTrials.gov

What this trial studies

This study focuses on collecting biological samples, such as blood and cerebrospinal fluid, from patients with various neurological and autoimmune conditions. The aim is to identify new genetic biomarkers that could lead to more accurate diagnostic tools for autoimmune encephalitis and paraneoplastic neurological syndromes. By gathering samples from a diverse group of patients, the study seeks to enhance the understanding of these rare diseases and improve diagnostic capabilities.

Who should consider this trial

Good fit: Ideal candidates for this study include patients diagnosed with Parkinson's disease, amyotrophic lateral sclerosis, glioblastoma, certain cancers without neurological disease, or rheumatoid arthritis.

Not a fit: Patients with neurological disorders that are compatible with paraneoplastic neurological syndrome or autoimmune encephalitis may not benefit from this study.

Why it matters

Potential benefit: If successful, this research could lead to more precise and timely diagnoses for patients suffering from rare neurological diseases.

How similar studies have performed: While the approach of identifying new biomarkers is common, the specific focus on these rare diseases may present novel insights, as similar studies have had varying degrees of success.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* patient with consent
* patient with following disease: Parkinson's disease, Amyotrophic lateral sclerosis, Glioblastoma, cancer without neurological disease (pulmonary cancer, breast cancer, ovarian cancer, melanoma, thymoma), rheumatoid arthritis.

Exclusion Criteria:

* refusal consent
* patient with neurological disorder compatible with paraneoplastic neurological syndrome or auto-immune encephalitis
* patient under guardianship

Where this trial is running

Bron

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions Parkinson's DiseaseAmyotrophic Lateral SclerosisGlioblastomaCancer Without Neurological DiseaseRheumatoid PolyarthritisBiological collection, control cohort,, new biomarkers
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.