Fig. 25

Intraductal filling defect. A 48-year-old woman with bloody discharge from a single orifice in the right breast and negative findings at mammography and ultrasound (images not shown). a Craniocaudal ductogram shows a filling defect just behind the secreting orifice (arrow). Histologic study: solitary intraductal papilloma. b Photograph of a bluish nodule that appeared in the same breast five years later; c ultrasound shows the lesion as a solid nodule (arrow). Histologic study: solitary intraductal papilloma (inverted)