Radioation therapy followed by cryoablation for malignant lung tumors

Study of safety and efficacy of additional cryoablation after radiation therapy for malignant lung tumors - Combined treatment by radiation therapy and cryoablation for malignant lung tumros

Status

Recruiting

Phases

Phase 2

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000037215

Enrollment

200

Registered

2019-06-30

Start date

2019-06-28

Completion date

Unknown

Last updated

2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

primary lung cancer, metastatic lung cancer

Interventions

Cryoablation is conducted after radiotherapy for malignant lung tumors larger than 2cm.

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Malignant lung tumors larger than 1.8cm.

Exclusion criteria

Exclusion criteria: Patients who are not torelable for radiotherapy and cryoablation therapy.

Design outcomes

Primary

Measure	Time frame
Side effect and local control rate by cryoablation after radiotherapy for malignant lung tumors	—

Countries

Japan

Contacts

Public ContactHiroaki Nomori

Kashiwa Kousei General Hospital Thoracic Surgery

hnomori@qk9.so-net.ne.jp0471-45-1111

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026