# Analysis of Headache Chronification With Imaging, Deep Phenotyping, and Proteomics

> **NCT03231241** · — · RECRUITING · sponsor: **Stanford University** · enrollment: 700 (estimated)

## Conditions studied

- Chronic Daily Headache
- Chronic Migraine

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT03231241
- **Lead sponsor:** Stanford University
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** RECRUITING
- **Start date:** 2014-12-12
- **Primary completion:** 2026-08-15
- **Final completion:** 2026-09-01
- **Target enrollment:** 700 (ESTIMATED)
- **Last updated:** 2025-07-23


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03231241

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03231241, "Analysis of Headache Chronification With Imaging, Deep Phenotyping, and Proteomics". Retrieved via AI Analytics 2026-05-25 from https://api.ai-analytics.org/clinical/NCT03231241. Licensed CC0.

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