Otitis is about.

As inflammation ear in virus, bacterial, or fungus infection, with external, inside and middle kinds.External otitis is diffusion or limiting as boil inflammation of external hear passage, as in often inflammations are otomicosis display.
Middle otitis as middle ear disease with serous,pus inflammation of membrane  s cavity, tympani, and hear s tube , spreading in middle ear through hear s tube from a nose cavity and nasopharynx in arvd, antritis, angina, and inside otitis as labyrinth, a vestibular and ear analyzers damaging in inside ear, in otitis, in injury, or complications whole infections.
Symptoms are in any otitis as ache in ear, secretions from an ear, lowering hear, fillling in ear.
In inside otitis are edema and skin redness in ear passage, peeling, wetting, mucus secretions ,or pus from ear, ache, itching, filling in ear, hear keeping.

Acute middle otitis are ache rising in the ear, rising on night, high temperature, lowering hear, filling ear, as after pus condition improving with aches calming, restoring hear, as in baby these otitis are hide displays, but finding in pus, as baby wake up, cries,turn head, hands to hears touching, avoiding eating, as sucking breast ache rising.

Inside otitis are dizziness, noises in ears, nausea, vomiting, balance bad.
Complications are hard on an early stage as infection spreading in the scull, with meningitis display, brain abscess,sepsis, on latest are stable lowering hearing, or loosing.
As on the first otitis symptoms are needing visiting a doctor, for a timely curing,and testing on the otoscopy, rinoscopy, laringoscopy, microscopic tests and bacterial, audiometers, as in inside damage check on dizziness.