# Neoadjuvant Avelumab and Hypofractionated Proton Radiation Therapy Followed by Surgery for Recurrent Radiation-refractory Meningioma

> **NCT03267836** · PHASE1 · TERMINATED · sponsor: **Washington University School of Medicine** · enrollment: 9 (actual)

## Conditions studied

- Meningioma
- Meningioma, Adult

## Interventions

- **DRUG:** Avelumab
- **RADIATION:** Proton Therapy
- **PROCEDURE:** Surgery

## Key facts

- **NCT ID:** NCT03267836
- **Lead sponsor:** Washington University School of Medicine
- **Sponsor class:** OTHER
- **Phase:** PHASE1
- **Study type:** INTERVENTIONAL
- **Status:** TERMINATED
- **Start date:** 2018-01-10
- **Primary completion:** 2023-04-06
- **Final completion:** 2023-04-06
- **Target enrollment:** 9 (ACTUAL)
- **Why stopped:** Study sponsor wanted to terminate enrollment.
- **Last updated:** 2023-06-15

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03267836

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03267836, "Neoadjuvant Avelumab and Hypofractionated Proton Radiation Therapy Followed by Surgery for Recurrent Radiation-refractory Meningioma". Retrieved via AI Analytics 2026-05-25 from https://api.ai-analytics.org/clinical/NCT03267836. Licensed CC0.

---

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