head and neck neoplasm epignathus https://www.malacards.org/card/epignathus Epignathus is a very rare and life threatening intraoral teratoma, usually arising from the maxilla, mandible, palate or base of skull and invading the cranium, nasopharynx or oral cavity. Epignathus is more commonly seen in females, and presents with various manifestations (depending on the tumor size) including obstructive polyhydramnios in the prenatal period and dyspnea, cyanosis, cough, difficulty in sucking and swallowing, and rarely vomiting (due to swallowing difficulties) postnatally. When large, they can lead to airway obstruction, asphyxia and death in the neonatal period. Orphanet:141077 icd11.foundation:7319064 UMLS:C0266725 Epignathus epignathus (disease) MEDGEN:540117 SCTID:31248004 oropharyngeal teratoma MONDO:0015386 GARD:0019943 epignathus (disease) HP:0030767 extragonadal teratoma otorhinolaryngologic disease