# The Swedish BioFINDER Sleep Study

> **NCT07533799** · — · RECRUITING · sponsor: **Skane University Hospital** · enrollment: 650 (estimated)

## Conditions studied

- Parkinson´s Disease
- REM Sleep Behavior Disorder (iRBD)
- Lewy Body Disease
- Synucleinopathy
- Synucleinopathies

## Interventions

- **DIAGNOSTIC_TEST:** Dopamine transporter PET scan with [18F]FE-PE2I
- **DIAGNOSTIC_TEST:** Magnetic resonance imaging (MRI)
- **DIAGNOSTIC_TEST:** [123I] MIBG scintigraphy of the heart
- **DIAGNOSTIC_TEST:** α-synuclein seeding amplification assays
- **DIAGNOSTIC_TEST:** Polysomnography
- **DIAGNOSTIC_TEST:** Smell test

## Key facts

- **NCT ID:** NCT07533799
- **Lead sponsor:** Skane University Hospital
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** RECRUITING
- **Start date:** 2021-10-01
- **Primary completion:** 2033-06
- **Final completion:** 2033-06
- **Target enrollment:** 650 (ESTIMATED)
- **Last updated:** 2026-04-16

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT07533799

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT07533799, "The Swedish BioFINDER Sleep Study". Retrieved via AI Analytics 2026-05-28 from https://api.ai-analytics.org/clinical/NCT07533799. Licensed CC0.

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*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*