Breast‐conserving therapy shows better prognosis in mucinous breast carcinoma compared with mastectomy: A SEER population‐based study

Autor: Ping Yu, Peng Liu, Yutian Zou, Xinhua Xie, Hailin Tang, Na Li, Xiaoming Xie, Feng Ye
Jazyk: angličtina
Rok vydání: 2020
Předmět:
Zdroj: Cancer Medicine, Vol 9, Iss 15, Pp 5381-5391 (2020)
Druh dokumentu: article
ISSN: 2045-7634
DOI: 10.1002/cam4.3202
Popis: Abstract Background Mucinous breast carcinoma (MBC) is a relatively rare pathological type of breast cancer. Compared with mastectomy in MBC, the effect and safety of breast‐conserving therapy (BCT) remains unclear. Therefore, we investigated the long‐term prognosis of BCT and mastectomy in T1‐2 stage mucinous breast carcinoma via the Surveillance, Epidemiology, and End Results (SEER) database. Methods Totally, 8830 patients who were diagnosed of mucinous breast carcinoma between 2004 and 2014 from SEER database were reviewed retrospectively. Cox proportional hazards model and Kaplan‐Meier method were performed for evaluating the relationship between surgical method and prognosis. Results One thousand three hundred and twenty (14.9%) patients underwent mastectomy and 7510 (85.1%) underwent BCT. The median follow‐up time was 77 months. There were more non‐Hispanic white, married, and younger ( .05).While for patients who received BCT, the use of radiotherapy showed OS benefit. Conclusions This large population‐based study indicated patients who received BCT had better prognosis than those received mastectomy in T1‐2 stage MBC, especially in patients at the age of 50‐79 years. The use of radiotherapy showed OS benefit in patients receiving BCT. Breast‐conserving therapy might be preferred over mastectomy especially in locoregional treatment of T1‐2 stage MBC.
Databáze: Directory of Open Access Journals
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