Which of the following condition does not contain fat on mammography?
Seborrheic keratosis are the most common skin lesion that is visible on the mammogram. These are benign skin lesions that are associated with aging. They appear wa like with a verrucoid surface, with air trapped in the irregular cracks in the surface of the lesion. Ref: Breast Imaging By Daniel B Kopans, Pages 481-482; Radiology Review Manual By Wolfgang Dahne, 7th Edition, Page 555
Hamaoma
Galactocele
Post-traumatic cyst
Seborrheic keratosis