Anatomic pathology selected abstracts
June 2019—Markers for differentiating triple-negative breast cancer from TTF1-negative lung adenocarcinoma. Triple-negative breast cancer patients have an increased risk of developing visceral metastases and other primary nonbreast cancers, particularly lung cancer. The differential diagnosis of triple-negative breast cancer (TNBC) metastases and primary cancers from other organs can be difficult due to lack of a TNBC standard immunoprofile.