Ductography: Role in Pathological Nipple Discharge

Ductography (DG) or Glactography is investigation of choice for evaluation of unilateral, single duct, spontaneous nipple discharge regardless of its appearance. It is an invasive procedure needs cannulation of the lactiferous duct for injection of the contrast for diagnosis of the abnormality. Since pathological nipple discharge may be caused by benign pathology, such as fibrocystic disease, ductal ectasia, papillomas, or by carcinoma. Identification of intraductal abnormalities with DG is important. It helps in providing the accurate diagnosis, the location and depth of the lesion. When ductal ectasia or fibrocystic changes are causing the discharge, conservative follow-up is considered. DG can be diagnostic or preoperative for localization to guide accurate surgical intervention