Recurrent Oropharyngeal Undifferentiated Carcinoma

**Semantic type:** Neoplastic Process

**Definition:** The reemergence of oropharyngeal undifferentiated carcinoma after a period of remission.

**Synonyms:** - Recurrent Oropharyngeal Lymphoepithelioma - Recurrent Oropharyngeal Throat Undifferentiated Carcinoma