Muscular hamartomas of the breast.
D000273:Adipose Tissue / Q000473:pathology; D000328:Adult; D001943:Breast Neoplasms / Q000473:pathology*; D005260:Female; D006222:Hamartoma / Q000473:pathology*; D006801:Humans; D008875:Middle Aged; D009130:Muscle, Smooth / Q000473:pathology; D009132:Muscles / Q000473:pathology; D013194:Staining and Labeling