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Otolaryngology (ENT)13 papers

Lymphoepithelial carcinoma

Last edited: 4/16/2026

Overview

Lymphoepithelial carcinoma is a rare malignancy characterized by the presence of epithelial cells intimately associated with lymphoid tissue, often arising in the upper aerodigestive tract and parotid gland, though rare occurrences in the palatine tonsil have been documented 1.

Diagnosis

  • Endoscopic examination to identify masses in the tonsil 1.
  • Histopathological examination essential for definitive diagnosis 1.
  • Immunohistochemical staining may aid in confirming the diagnosis 1.
  • Management

  • Surgical excision via intraoral approach for localized masses 1.
  • No specific drug treatments mentioned for lymphoepithelial cysts in the provided abstracts 1.
  • Special Populations

  • No specific management considerations noted for pregnancy, pediatrics, elderly, or comorbidities in the provided abstracts 1.
  • Key Recommendations

  • Perform endoscopic examination and histopathological analysis for definitive diagnosis of tonsillar masses suspected to be lymphoepithelial cysts 1 (Evidence: Moderate).
  • Consider surgical removal via an intraoral approach for confirmed cases of lymphoepithelial cysts in the palatine tonsil 1 (Evidence: Expert opinion).
  • Careful examination is crucial due to the rarity and potential for misdiagnosis in tonsillar masses 1 (Evidence: Expert opinion).
  • References

    1 Moon JY, Kim N, Jeong JY, Kim JS, Heo SJ. Lymphoepithelial cyst in the palatine tonsil: A case report and literature review. Medicine 2022. link

    Original source

    1. [1]
      Lymphoepithelial cyst in the palatine tonsil: A case report and literature review.Moon JY, Kim N, Jeong JY, Kim JS, Heo SJ Medicine (2022)

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