# Cryoablation of Bone Metastases From Endocrine Tumors

> **NCT03986593** · NA · TERMINATED · sponsor: **Instituto do Cancer do Estado de São Paulo** · enrollment: 17 (actual)

## Conditions studied

- Neoplasm Metastasis
- Thyroid Neoplasm
- Pheochromocytoma
- Adrenal Neoplasm
- Neuroendocrine Tumors
- Bone Metastases

## Interventions

- **DEVICE:** cryoablation

## Key facts

- **NCT ID:** NCT03986593
- **Lead sponsor:** Instituto do Cancer do Estado de São Paulo
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** TERMINATED
- **Start date:** 2019-09-26
- **Primary completion:** 2022-10-15
- **Final completion:** 2023-05-29
- **Target enrollment:** 17 (ACTUAL)
- **Why stopped:** The study achieved n=17 participants (56.6% of the initial proposition) with a mean = 18 months follow-up. All patients completed 12 months follow-up or deceased. We chose to terminate and publish the data available.
- **Last updated:** 2023-07-05

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03986593

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03986593, "Cryoablation of Bone Metastases From Endocrine Tumors". Retrieved via AI Analytics 2026-06-25 from https://api.ai-analytics.org/clinical/NCT03986593. Licensed CC0.

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