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ORIGINAL RESEARCH article

Front. Oncol.

Sec. Surgical Oncology

Volume 15 - 2025 | doi: 10.3389/fonc.2025.1640067

Clinical characteristics and prognosis of breast cancer patients with ovarian metastases

Provisionally accepted
Chunyan  GaoChunyan GaoYan  LiYan LiXiaoping  MaXiaoping MaZhenhui  ZhaoZhenhui ZhaoLi  LiLi LiDan  LiuDan LiuBingyu  LiBingyu LiBing  ZhaoBing Zhao*
  • Xinjiang Medical University, Ürümqi, China

The final, formatted version of the article will be published soon.

Objective: This study aims to investigate the clinical characteristics, overall survival (OS), and prognostic factors associated with breast cancer patients who have ovarian metastasis (OM). Materials & Methods: This retrospective single-center study analyzed 41 breast cancer patients with pathologically confirmed OM who underwent bilateral oophorectomy between 2011 and 2022. Data on clinical-pathological characteristics, molecular subtypes, detection methods, and survival were collected. The survival times were analyzed using Kaplan-Meier survival analysis. Prognostic factors were assessed through Cox regression models. Results: The cohort consisted of 33 (80.5%) invasive ductal carcinoma (IDC) and 8 (19.5%) invasive lobular carcinoma (ILC) cases. Most patients (87.8%) were hormone receptor-positive. Patients with ILC were significantly older at initial diagnosis than IDC patients (median 45 vs. 37 years, P = 0.014). OM was detected earlier in IDC, often incidentally during ablation surgery (54.5% vs. 12.5% for ILC, P = 0.032), whereas ILC patients typically presented with symptoms. For the entire cohort, the median OS was 85.0 months, while the median OS after OM was 28 months. Notably, patients with ILC exhibited a significantly shorter OS after OM (11.5 months) compared to those with IDC (30 months; P = 0.01). Furthermore, the interval from the initial diagnosis of breast cancer to the emergence of OM was significantly associated with the OS of these patients (P < 0.05), serving as an independent prognostic indicator. Conclusions: OM, which may not exhibit overt clinical manifestations in the early stage, significantly affects the survival of BC patients. The ILC histological type is associated with a particularly unfavorable post-OM prognosis, and the interval from initial diagnosis to OM is a key prognostic indicator. These findings may guide clinical management in these patients.

Keywords: breast cancer, Ovarian metastasis, Invasive lobular carcinoma, invasiveductal carcinoma, OS after OM

Received: 04 Jun 2025; Accepted: 08 Sep 2025.

Copyright: © 2025 Gao, Li, Ma, Zhao, Li, Liu, Li and Zhao. This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) or licensor are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

* Correspondence: Bing Zhao, Xinjiang Medical University, Ürümqi, China

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