# High-Altitude Neurodegeneration Cohort (HANC) Study

> **NCT07657520** · — · WITHDRAWN · sponsor: **West China Hospital**

## Conditions studied

- Multiple System Atrophy

## Interventions

- **OTHER:** No Intervention: Observational Cohort

## Key facts

- **NCT ID:** NCT07657520
- **Lead sponsor:** West China Hospital
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** WITHDRAWN
- **Start date:** 2026-06-13
- **Primary completion:** 2027-07-30
- **Final completion:** 2027-07-30
- **Target enrollment:** 0 (ACTUAL)
- **Why stopped:** Withdrawn due to internal administrative review
- **Last updated:** 2026-08-25

## Collaborators

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## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT07657520

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT07657520, "High-Altitude Neurodegeneration Cohort (HANC) Study". Retrieved via MORVS 2026-10-21 from https://api.morvs.ai/clinical/NCT07657520. Licensed CC0.

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