OTITIS MEDIA AND OTITIS EXTERNA IN ADULTS

viral, bacterial or fungal. primary causes include . otitis externa, trauma, and, on rare occasion, ... - bacterial infection in mastoid process (osteitis, periosteitis) resulting in ... mesotympanum or in perieustachian tube area (can obstruct eustachian tube), i.e. in ventral cephalad portion of middle ear cleft (vs. acquired cholesteatomas ... ................
................