Papillary Cyst Adenocarcinoma Arising in a Papillary Cyst Adenoma: A Rare Entity in the Sublingual Gland- Juniper Publishers
JUNIPER PUBLISHERS-OPEN ACCESS JOURNAL OF DENTISTRY & ORAL HEALTH Abstract Papillary cyst adenocarcinoma (PCAC) of salivary glands is an extremely rare, low-grade destructive tumor, with a papillary - cystic architecture. PCAC has considerable overlap in microscopic characteristics with the benign variant of papillary cyst adenoma (PCA), where the main difference between the two is the presence of frank invasion into surrounding tissues in PCAC. The present case describes a long -standing lesion multilobulated submucosal mass of 4 cm diameter of the floor of the mouth in a 78 years old female. Histologic analysis reviled infiltrative pattern suggesting malignant pattern. The history of a long duration with a recent increase in size, the encapsulation of most of the tumor periphery and the localized front of invasion, all suggest transformation from PCA to PCAC fiture of PCA. Conclusion:n: With the results it is concluded that preoperative plasma BNP levels is a...