Ductal Carcinoma Arising in a Squamous Epithelial Inclusion Cyst within an Axillary Lymph Node: A Challenging Nodal Metastasis

Figure 2

Photomicrograph of the patient’s right axillary sentinel lymph node with epithelial inclusion cyst showing central keratinous debris and a bland squamoid lining (hematoxylin and eosin (H&E) stain, 200x).