Retrospective analysis of prognosis in sentinel node-positive breast cancer patients who received no axillary lymph node dissection

Retrospective analysis of prognosis in sentinel node-positive breast cancer patients who received no axillary lymph node dissection - Prognosis in sentinel node-positive breast cancer patients who received no axillary lymph node dissection

Status

Recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000016888

Enrollment

200

Registered

2015-03-30

Start date

2015-04-01

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

breast cancer

Interventions

None listed

Eligibility

Sex/Gender

Female

Inclusion criteria

Inclusion criteria: 1) Surgical treatment between 2008 and 2011 2) T1-3 N0 M0 3) Invasive carcinoma proven by histological examination 4) 1-3 micrometastases and/or macrometastases in sentinel nodes 5) No axillary lymph node dissection

Exclusion criteria

Exclusion criteria: 1) Non-invasive carcinoma of the breast 2) T4N1 or more advanced, or M1 3) Sentinel nodes with no metastases or isolated tumor cells 4) Synchronous or metachronous bilateral breast cancer 5) Cases with pregnancy or lactating breast 6) Cases with drug therapy or radiation therapy before sentinel node biopsy

Design outcomes

Primary

Measure	Time frame
regional node recurrence and overall survival rate after 5 years of sentinel node biopsy	—

Countries

Japan

Contacts

Public ContactKazumi Takano

School of Medicine, Kyorin University Department of Breast Surgery

k-takano@ks.kyorin-u.ac.jp0422-47-6273

Outcome results