# In Vivo Characterization of Macrophages in Pediatric Patients With Malignant Brain Tumors Using Ferumoxytol-enhanced MRI

> **NCT03179449** · EARLY_PHASE1 · WITHDRAWN · sponsor: **Michael Iv**

## Conditions studied

- Childhood Brain Neoplasm

## Interventions

- **DIAGNOSTIC_TEST:** Diagnostic (ferumoxytol-enhanced MRI)
- **PROCEDURE:** Surgery
- **DRUG:** Ferumoxytol
- **OTHER:** Tissue Analysis

## Key facts

- **NCT ID:** NCT03179449
- **Lead sponsor:** Michael Iv
- **Sponsor class:** OTHER
- **Phase:** EARLY_PHASE1
- **Study type:** INTERVENTIONAL
- **Status:** WITHDRAWN
- **Start date:** 2017-07-01
- **Primary completion:** 2025-06-01
- **Final completion:** 2025-06-01
- **Target enrollment:** 0 (ACTUAL)
- **Why stopped:** Accrual Factor
- **Last updated:** 2023-04-14

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03179449

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03179449, "In Vivo Characterization of Macrophages in Pediatric Patients With Malignant Brain Tumors Using Ferumoxytol-enhanced MRI". Retrieved via AI Analytics 2026-09-21 from https://api.ai-analytics.org/clinical/NCT03179449. Licensed CC0.

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