# Astrocytic Markers and the Pre-ataxic Period of SCA3/MJD - BIGPRO Study Astrocytes

> **NCT04419974** · — · UNKNOWN · sponsor: **Hospital de Clinicas de Porto Alegre** · enrollment: 95 (actual)

## Conditions studied

- Spinocerebellar Ataxia Type 3
- Machado-Joseph Disease
- SCA3
- MJD

## Interventions

- **DIAGNOSTIC_TEST:** Molecular Diagnosis
- **DIAGNOSTIC_TEST:** Clinical Scales - Baseline
- **DIAGNOSTIC_TEST:** Blood Draw - Baseline
- **DIAGNOSTIC_TEST:** Quality of Life Assessment - Baseline
- **DIAGNOSTIC_TEST:** Clinical Scales - Follow-up 12 months
- **DIAGNOSTIC_TEST:** Blood Draw - Follow-up 12 months
- **DIAGNOSTIC_TEST:** Quality of Life Assessment - Follow-up 12 months
- **DIAGNOSTIC_TEST:** Clinical Scales - Follow-up 24 months
- **DIAGNOSTIC_TEST:** Blood Draw - Follow-up 24 months
- **DIAGNOSTIC_TEST:** Quality of Life Assessment - Follow-up 24 months

## Key facts

- **NCT ID:** NCT04419974
- **Lead sponsor:** Hospital de Clinicas de Porto Alegre
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** UNKNOWN
- **Start date:** 2017-03-18
- **Primary completion:** 2020-12
- **Final completion:** 2021-08
- **Target enrollment:** 95 (ACTUAL)
- **Last updated:** 2020-06-09


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04419974

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04419974, "Astrocytic Markers and the Pre-ataxic Period of SCA3/MJD - BIGPRO Study Astrocytes". Retrieved via AI Analytics 2026-05-24 from https://api.ai-analytics.org/clinical/NCT04419974. Licensed CC0.

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