Mondo Description An infiltrating lobular adenocarcinoma of the breast. The malignant cells lack cohesion and are arranged individually or in a linear manner (Indian files), or as narrow trabeculae within the stroma. The malignant cells are usually smaller than those of ductal carcinoma, are less pleomorphic, and have fewer mitotic figures.

Disease Ontology Description A breast lobular carcinoma that is characterized by infiltration into the tissue of the breast outside of the lobule where it originated.