West China Journal of Stomatology ›› 2023, Vol. 41 ›› Issue (2): 237-242.doi: 10.7518/hxkq.2023.2022395

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Carcinoma within a lymphoepithelial cyst: a case report

Jiang Hongjie(), Li Mao, Tang Yueyang, Tang Yaling.()   

  1. State Key Laboratory of Oral Diseases & National Clinical Research Center for Oral Diseases & Dept. of Oral Pathology, West China Hospital of Stomatology, Sichuan University, Chengdu 610041, China
  • Received:2022-10-06 Revised:2023-02-01 Online:2023-04-01 Published:2023-04-14
  • Contact: Tang Yaling. E-mail:hongjzai@163.com;tangyaling@scu.edu.cn
  • Supported by:
    The Clinical Research Project of West China Hospital of Stomatology, Sichuan University(LCYJ2019-8);Correspondence: Tang Yaling, E-mail: tangyaling@scu.edu.cn


Malignant transformation arising in benign lymphoepithelial cysts is a complex and rare occurrence, and related research is limited. This study presents a case of the malignant degeneration of lymphoepithelial cyst in parapharyngeal space. Clinicopathological features and differential diagnosis are discussed with literature review to provide reference for clinical diagnosis and treatment management.

Key words: primary branchiogenic carcinoma, malignant degeneration of lymphoepithelial cyst, diagnosis criteria

CLC Number: