Observation study of intraoperative radiation therapy for early breast cancer

Observation study of intraoperative radiation therapy for early breast cancer - Observation study of intraoperative radiation therapy

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000017673

Enrollment

Registered

2015-05-25

Start date

2015-06-29

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

Early breast cancer

Interventions

None listed

Eligibility

Sex/Gender

Female

Inclusion criteria

Inclusion criteria: 1) Tumor size<=2.0cm 2) No lymph node metastasis 3) Age>=50 4) Obtained written informed consent

Exclusion criteria

Exclusion criteria: 1) Sentinel lymph node metastasis 2) Surgical margin is clinically potive 3) Contraindicated for radiation therapy

Design outcomes

Primary

Measure	Time frame
Ipsilateral breast cancer recurence rate	—

Countries

Japan

Contacts

Public ContactMasataka Sawaki

Aichi Cancer Center Hospital Breast Oncology

m-sawaki@aichi-cc.jp052-762-6111

Outcome results