disease arises from feature disease has basis in feature labyrinthitis infectious otitis interna NCIT:C27339 inner Ear infection inner ear infection MONDO:0002812 infectious labyrinthitis internal Ear infection MEDGEN:217000 Inflammation of the anatomical structures of the inner ear secondary to an infectious process. Symptoms include severe vertigo, nausea, vomiting, anxiety, and pain. Viral etiology is most common, and recent history of an upper respiratory infection is common. In rare cases an infection of the middle ear can spread to the inner ear, resulting in a bacterial or fungal etiology. UMLS:C1168225 infectious otitis interna infectious disease ear infection post-infectious disorder