Mammary analogue secretory carcinoma of the parotid gland: A rare tumour entity.

Mammary analogue secretory carcinoma (MASC) is a salivary gland tumour with low-grade potential and specific FTV6 derangement having translocation of chromosomes t (12;15) (p13;q25). It shares a similar morphological as well as an immunohistochemical profile with secretory carcinoma (SC) of the breast making it a diagnostic enigma. In this report, we discuss the case of a 65-year-old male patient, who presented with a complaint of right-sided facial swelling.