# Circadian Changes of the Hypothalamic Activity in Patients Suffering From Cluster Headache

> **NCT04409977** · — · UNKNOWN · sponsor: **University of Zurich** · enrollment: 60 (estimated)

## Conditions studied

- Cluster Headache

## Interventions

- **DIAGNOSTIC_TEST:** MRI examination

## Key facts

- **NCT ID:** NCT04409977
- **Lead sponsor:** University of Zurich
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** UNKNOWN
- **Start date:** 2019-06-26
- **Primary completion:** 2020-06-30
- **Final completion:** 2020-06-30
- **Target enrollment:** 60 (ESTIMATED)
- **Last updated:** 2020-06-01


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04409977

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04409977, "Circadian Changes of the Hypothalamic Activity in Patients Suffering From Cluster Headache". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT04409977. Licensed CC0.

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