disease has location infectious disease inflammatory disease disorder of ear ear infection otitis NCIT:C27193 Ear infection MEDGEN:147064 MONDO:0021666 A viral or bacterial infection that affects the external, middle, or inner ear. It may follow an upper respiratory infection. Signs and symptoms include pain, ear discharge, ear fullness, hearing loss, vertigo, nausea, and vomiting. MESH:D010031 UMLS:C0699744 ear