# Contrast-Enhanced Ultrasound in Predicting Treatment Response in Patients With Kidney Cancer Undergoing Cryosurgery

> **NCT02671552** · EARLY_PHASE1 · WITHDRAWN · sponsor: **Sidney Kimmel Comprehensive Cancer Center at Thomas Jefferson University**

## Conditions studied

- Renal Cell Carcinoma

## Interventions

- **DRUG:** Perflutren Protein-Type A Microspheres
- **PROCEDURE:** Dynamic Contrast-Enhanced Ultrasound Imaging

## Key facts

- **NCT ID:** NCT02671552
- **Lead sponsor:** Sidney Kimmel Comprehensive Cancer Center at Thomas Jefferson University
- **Sponsor class:** OTHER
- **Phase:** EARLY_PHASE1
- **Study type:** INTERVENTIONAL
- **Status:** WITHDRAWN
- **Start date:** 2013-01-24
- **Primary completion:** 2014-12-04
- **Final completion:** 2014-12-04
- **Target enrollment:** 0 (ACTUAL)
- **Why stopped:** Terminated by the IRB
- **Last updated:** 2025-05-02


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT02671552

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT02671552, "Contrast-Enhanced Ultrasound in Predicting Treatment Response in Patients With Kidney Cancer Undergoing Cryosurgery". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT02671552. Licensed CC0.

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