# Phase I Compare OS in Post-CyberKnife Radiosurgery Tx in 1-3 VS 4 or More Brain Metastases

> **NCT01778764** · — · WITHDRAWN · sponsor: **Stanford University**

## Conditions studied

- Brain and Nervous System

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT01778764
- **Lead sponsor:** Stanford University
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** WITHDRAWN
- **Start date:** 2014-10
- **Primary completion:** 2019-12
- **Final completion:** 2019-12
- **Target enrollment:** 0 (ACTUAL)
- **Last updated:** 2022-02-04


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT01778764

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT01778764, "Phase I Compare OS in Post-CyberKnife Radiosurgery Tx in 1-3 VS 4 or More Brain Metastases". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT01778764. Licensed CC0.

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