Metastatic ovarian cancer spreading into mammary ducts mimicking an in situ component of primary breast cancer: a case report

ConclusionMetastatic tumors may spread into mammary duct units and mimic anin situ carcinoma component of primary breast cancer. Thisin situ-mimicking growth pattern can be a potential pitfall in establishing a correct diagnosis of metastasis to the breast. A panel of breast-related and extramammary organ/tumor-specific immunohistochemical markers may be helpful in distinguishing metastatic tumors from primary tumors.
Source: Journal of Medical Case Reports - Category: General Medicine Source Type: research