A Challenging Case of Mammary Analogue Secretory Carcinoma: Case Study with Ultrastructural and Cytogenetic Correlation

Figure 1

(a) H&E (100×). Characteristic cystic, papillary and cribriform architecture seen in mammary analogue secretory carcinoma (MASC). (b) H&E (400×) Characteristic cytologic features of MASC—cuboidal cells with abundant eosinophilic vacuolated cytoplasm, bland round to oval nuclei with inconspicuous nucleoli.

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