Figure 1: Unifocal stellate invasive lobular cancer. A 58 year old asymptomatic woman was called back from mammography screening for assessment of a lesion in the lateral portion of her left breast. Figure 1.A: This <10 mm solitary stellate, mammographically malignant tumor has no associated microcalcifications. Figure 1.B: Large section, low power histology image shows the unifocal carcinoma, histologically a tubulo-lobular cancer.