# Observational Prospective Study on the Presence of Typical Migraine Features in Nummular Headache Patients: The Numamig Study

> **NCT04299958** · — · COMPLETED · sponsor: **Hospital Clínico Universitario de Valladolid** · enrollment: 19 (actual)

## Conditions studied

- Nummular Headache
- Migraine
- Headache Disorders, Primary

## Interventions

- **OTHER:** Patient diary

## Key facts

- **NCT ID:** NCT04299958
- **Lead sponsor:** Hospital Clínico Universitario de Valladolid
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2020-04-01
- **Primary completion:** 2023-03-25
- **Final completion:** 2023-04-25
- **Target enrollment:** 19 (ACTUAL)
- **Last updated:** 2023-09-22


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04299958

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04299958, "Observational Prospective Study on the Presence of Typical Migraine Features in Nummular Headache Patients: The Numamig Study". Retrieved via AI Analytics 2026-06-08 from https://api.ai-analytics.org/clinical/NCT04299958. Licensed CC0.

---

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