Mammary analog secretory carcinoma of the parotid gland: A case report and literature review.

Abstract:

Background Mammary analog secretory carcinoma (MASC) was first described in 2010 by Skálová et al. This entity shares morphologic and immunohistochemical features with the secretory carcinoma (SC) of the breast. MASC usually presents as an asymptomatic mass in the parotid gland and predominantly affects men. This tumor is considered a low-grade carcinoma but has the potential for high-grade transformation. We report one MASC case and a review of world literature. Case report A 66-year-old male patient presented because he noticed a mass of approximately 3 × 3 cm on the right pre-auricular region. Physical examination demonstrated a 3 × 3.5 cm, firm, fixed, non-tender mass in the right pre-auricular region. An MRI of the head and neck showed an ovoid heterogeneous lesion, dependent of the right parotid gland of 27 × 28 mm. We performed a superficial parotidectomy with identification and …

Año de publicación:

2015

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