Case Report

Invasive Pleomorphic-Type Lobular Carcinoma of the Breast Presenting as a Mucinous Carcinoma

Figure 3

(a) Tumor cells in mucinous areas lacked E-cadherin expression; some abnormal cytoplasmic stain was seen (E-cadherin x 200)
(b) Tumor cells in nonmucinous areas lacked E-cadherin expression (E-cadherin x 100)