West China Journal of Stomatology ›› 2022, Vol. 40 ›› Issue (1): 106-110.doi: 10.7518/hxkq.2022.01.016

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Warthin-like mucoepidermoid carcinoma and mucoepidermoid carcinoma, mucinous metaplasia involving Warthin tumor: three case reports

Zhao Haowei(), Han Qi, Sun Xiaoqin, Wang Yun, Chen Yu()   

  1. State Key Laboratory of Oral Diseases & National Clinical Research Center for Oral Diseases & Dept. of Pathology, West China Hospital of Stomatology, Sichuan University, Chengdu 610041, China
  • Received:2020-11-17 Revised:2021-03-19 Online:2022-02-01 Published:2022-02-07
  • Contact: Chen Yu E-mail:ZhaoHaowei95@hotmail.com;chen_yu55@hotmail.com

Abstract:

Warthin-like mucoepidermoid carcinoma (MEC) is a recently identified MEC variant of the salivary gland. MEC morphologically mimics Warthin tumor (WT) but harbors the same chromosomal translocation t (11; 19) (q21; p13) as MEC. Thus, differential diagnosis is crucial. MEC involving WT is extremely rare in salivary glands. In this study, we reported a case of Warthin-like MEC, a case of MEC co-existing with WT, and a case of mucinous metaplasia in WT. We also discussed the possible link between WT and MEC.

Key words: mucoepidermoid carcinoma, Warthin tumor, metaplasia, salivary gland

CLC Number: