# Proton-Spatially Fractionated Radiotherapy and Standard Radiation Therapy for the Treatment of Newly Diagnosed Retroperitoneal Soft Tissue Sarcoma

> **NCT06327477** · PHASE1,PHASE2 · RECRUITING · sponsor: **Northwestern University** · enrollment: 28 (estimated)

## Conditions studied

- Retroperitoneal Sarcoma

## Interventions

- **PROCEDURE:** Biopsy
- **PROCEDURE:** Biospecimen Collection
- **PROCEDURE:** Computed Tomography
- **RADIATION:** Intensity-Modulated Radiation Therapy
- **PROCEDURE:** Resection
- **RADIATION:** Spatially-fractionated Radiation Therapy

## Key facts

- **NCT ID:** NCT06327477
- **Lead sponsor:** Northwestern University
- **Sponsor class:** OTHER
- **Phase:** PHASE1,PHASE2
- **Study type:** INTERVENTIONAL
- **Status:** RECRUITING
- **Start date:** 2024-04-02
- **Primary completion:** 2027-07-01
- **Final completion:** 2028-07-01
- **Target enrollment:** 28 (ESTIMATED)
- **Last updated:** 2025-10-20

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT06327477

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT06327477, "Proton-Spatially Fractionated Radiotherapy and Standard Radiation Therapy for the Treatment of Newly Diagnosed Retroperitoneal Soft Tissue Sarcoma". Retrieved via AI Analytics 2026-05-25 from https://api.ai-analytics.org/clinical/NCT06327477. Licensed CC0.

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