bone, cases Week 436: Case 3 April 26, 2023 pathadmin 1. Presented by Peter Illei, M.D. and prepared by Hillary Ross, M.D.47 y.o. female patient from Nigeria presented to a US physician several months earlier with a breast mass. A biopsy was performed and the diagnosis of poorly differentiated ductal carcinoma (ER/PR/HER2 negative) was established. She underwent mastectomy with axillary lymph node dissection that was followed by chemotherapy. Six months later she now presents with bone (T6) metastasis. Images 1-3 refer to the bone (T6) biopsy. Images 4 and 5 refer to the breast tumor.images/1alex/05172010case3image1.jpgimages/1alex/05172010case3image2.jpgimages/1alex/05172010case3image3.jpgimages/1alex/05172010case3image4.jpgimages/1alex/05172010case3image5.jpgMetastatic malignant melanomaMetastatic poorly differentiated ductal carcinoma of the breastMetastatic metaplastic (sarcomatoid) carcinomaLarge B-cell lymphoma Loading...