Tokyo, Jan. 5 -- UMIN Clinical Trials Registry (UMIN-CTR) received information related to the study (UMIN000060220) titled 'Multicentric retrospective observational study for the significance of repeat sentinel lymphnode biopsy in patients with ipsilateral breast tumor recurrence (B-STRO)' on Jan. 5.

Study Type: Observational

Primary Sponsor: Institute - Sapporo Medical University

Condition: Condition - Ipsilateral breast tumor recurrence: IBTR Classification by malignancy - Malignancy Genomic information - NO

Objective: Narrative objectives1 - This study aims to clarify the importance of performing an axillary sentinel lymph node biopsy at the same time as breast surgery for IBTR. Basic objectives2 - Others

Eligibility: Age-lower lim...