Identifying early biomarkers for Parkinson's disease and related disorders using olfactory mucosa, blood, and urine samples

Exploring the Olfactory Mucosa, Blood and Urine for the Identification of Early Biomarkers of Parkinson's Disease, Atypical Parkinsonisms and Neurocognitive Disorders Due to Lewy Body Disease

Observational Fondazione I.R.C.C.S. Istituto Neurologico Carlo Besta · NCT06846658

This study is testing if samples from the nose, blood, and urine can help doctors find early signs of Parkinson's disease and related disorders more accurately.

Quick facts

Study typeObservational
Enrollment180 (estimated)
SexAll
SponsorFondazione I.R.C.C.S. Istituto Neurologico Carlo Besta Academic / other
Locations3 sites (Sesto Fiorentino, FI and 2 other locations)
Trial IDNCT06846658 on ClinicalTrials.gov

What this trial studies

This observational study aims to improve the diagnosis of Parkinson's disease, multiple system atrophy, and dementia with Lewy bodies by identifying specific biomarkers in olfactory mucosa, blood, and urine. Utilizing advanced techniques such as RT-QuIC, Simoa SR-X, ELISA, and NTA, the researchers will analyze these samples to detect misfolded alpha-synuclein aggregates associated with these conditions. The study combines expertise from various fields, including neurology and machine learning, to develop a comprehensive approach for biomarker detection and characterization. By focusing on non-invasive sample collection, the study seeks to enhance early diagnosis and patient stratification.

Who should consider this trial

Good fit: Ideal candidates include individuals diagnosed with Parkinson's disease, multiple system atrophy, dementia with Lewy bodies, or other related neurodegenerative disorders.

Not a fit: Patients with conditions unrelated to alpha-synucleinopathies or those who do not exhibit symptoms of the targeted disorders may not benefit from this study.

Why it matters

Potential benefit: If successful, this study could lead to earlier and more accurate diagnoses of Parkinson's disease and related disorders, improving patient outcomes.

How similar studies have performed: While the approach of using multi-omics analyses for biomarker detection is innovative, similar studies have shown promise in identifying biomarkers for neurodegenerative diseases.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* PD (Postuma et al., 2015), MSA (Palma et al., 2018), DLB (McKeith et al., 2017), OND including acquired and hereditary ataxic syndrome with known etiology, progressive supranuclear palsy, corticobasal degeneration, and motor neuron disease.

Exclusion Criteria:

* na

Where this trial is running

Sesto Fiorentino, FI and 2 other locations

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 DiseaseMSA - Multiple System AtrophyLewy Body DementiaNeurodegenerative DiseaseHealthy SubjectsParkinson&#39s diseasemultiple system atrophy
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.