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 limit - Not applicable Age-upper limit - Not applicable Gender - Male and Female Key inclusion criteria - 1) Patients aged 20 years or older who did not opt out 2) Patients diagnosed with histopathologically confirmed breast cancer 3) Patients with postoperative recurrence in the preserved breast Key exclusion criteria - 1) Patients with obvious distant metastases at registration 2) Patients with concurrent active multiple cancers 3) Patients deemed unsuitable as study subjects by the principal investigator Target Size - 70

Recruitment Status: Recruitment status - No longer recruiting Date of protocol fixation - 2022 Year 08 Month 01 Day Date of IRB - 2022 Year 08 Month 10 Day Anticipated trial start date - 2022 Year 08 Month 10 Day Last follow-up date - 2026 Year 08 Month 31 Day

To know more, visit https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000068625

Disclaimer: Curated by HT Syndication.