# Detection of Small Fiber Neuropathies by the Non-invasive SUDOSCAN Method During Chronic Autoimmune Pathologies and / or Unexplained Pain Syndromes

> **NCT04927832** · NA · COMPLETED · sponsor: **Hôpital Européen Marseille** · enrollment: 139 (actual)

## Conditions studied

- Systemic Autoimmune Pathologies
- Unexplained Pain Syndrome

## Interventions

- **OTHER:** SUDOSCAN and EMG (electromyogram)

## Key facts

- **NCT ID:** NCT04927832
- **Lead sponsor:** Hôpital Européen Marseille
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2017-07-06
- **Primary completion:** 2023-02-23
- **Final completion:** 2023-02-23
- **Target enrollment:** 139 (ACTUAL)
- **Last updated:** 2025-09-25


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04927832

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04927832, "Detection of Small Fiber Neuropathies by the Non-invasive SUDOSCAN Method During Chronic Autoimmune Pathologies and / or Unexplained Pain Syndromes". Retrieved via AI Analytics 2026-06-04 from https://api.ai-analytics.org/clinical/NCT04927832. Licensed CC0.

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