case_images: PMC6159159_01
case_images: Incident round screening mammograms of the left breast. White arrows indicate a new 9-mm well-defined density in the outer half of the left breast.
case_images: bjrcr.20150010.g001.jpg
case_images: PMC6159159_01_bjrcr.20150010.g001.jpg
case_images: fig1
case_images: Incident round screening mammograms demonstrated a new 9-mm indeterminate density in the outer half of the left breast (Figure 1).
case_images: Breast ultrasound demonstrates a 9-mm predominantly well-defined hypoechoic mass in the outer half of the left breast corresponding to the mammographic abnormality.
case_images: bjrcr.20150010.g002.jpg
case_images: PMC6159159_01_bjrcr.20150010.g002.jpg
case_images: fig2
case_images: Ultrasound showed a 9-mm predominantly well-defined hypoechoic mass corresponding to the mammographic abnormality (Figure 2).
case_images: 14-gauge core needle biopsy histopathology specimens demonstrate an accumulation of large histiocytes with emperipolesis (engulfed lymphocytes within their cytoplasm).
case_images: bjrcr.20150010.g003.jpg
case_images: PMC6159159_01_bjrcr.20150010.g003.jpg
case_images: fig3
case_images: These appearances were reported as in keeping with Rosai-Dorfman disease (RDD; Figure 3).