The biomarker expression varied in different tumor region: specimen No.1I was ER (about 40% weak +), PR (-), HER2 (1 +), and Ki67 (approximately 70% +); specimen No. 1 K was ER (20% weak +), PR (-), HER2 (0), and Ki67 (70% +). Here, MKI67 is linked to neoplasm.