Comparison of Clinicopathologic Features and Outcomes Between Synchronous and Metachronous Bilateral Breast Cancer
نویسندگان
چکیده
Purpose: Bilateral breast cancer (BBC) can be divided into two concurrent lesions, depending on the time of occurrence primary and secondary tumors after treatment cancer. This study aimed to compare clinicopathological characteristics results synchronous BBC (SBBC) metachronous (MBBC).Methods: Data patients diagnosed with at Wonkwang university Hospital between October 1991 2021 were retrospectively reviewed. 3,259 who malignant neoplasm right or left The tumor was defined as SBBC when another identified simultaneously within six months cancer, MBBC months. Among BBC, 31 had 32 MBBC.Results: In patients, median age 59.9 years, condition 3.3 years later compared MBBC. lower disease stage, even late. Except for tumor, node, metastasis showed more invasive ductal carcinoma, while relatively carcinoma <i>in situ</i> in both addition, hormone receptor positivity rates Ki-67 levels a higher survival rate patients. is associated overall SBBC, its prognosis not worse that unilateral case develops contralateral without evidence metastasis, similar tumor.Conclusion: As those have survival, these will require medical attention; meanwhile, requires an active approach equivalent
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ژورنال
عنوان ژورنال: Journal of breast disease
سال: 2023
ISSN: ['2288-5560']
DOI: https://doi.org/10.14449/jbd.2023.11.1.21