02 May 2026
: Case report 
Co-Pathogenic Role of BRCA1 and OBSCN Deletions in Chinese Familial Breast Cancer: A Case Report
Unknown etiology
Lili Yi BCDE 1, Kexin Chen CEF 1, Dandan Wang C 2, Ruhao Wang D 1, Xiaoru Zhu C 2, Jian Chai G 1, Xiaodong Jia CD 1, Fei Xu DG 3, Mingliang Gu AG 1, Chuanyou Cui BE 4*, Wei Zhang ADE 5DOI: 10.12659/AJCR.951196
Am J Case Rep 2026; 27:e951196
Figure 2 Pathology results of patient III-14 (100×). ER(−), PR(−), HER-2(1+), Ki-67(20%+), P63(scant+), and E-Cadherin(+). The positive cells are indicated by black arrows.