Symptoms typically include ear pain, fever<unk>  onset (<48hr) AND
Middle ear effusion AND
Signs of middle ear inflammation
Middle Ear Effusion: bulging TM, impaired TM movement, otorrhea, or air/fluid level
Middle Ear inflammation: erythema of TM or otalgia
Middle Ear Effusion: bulging TM, impaired TM movement, otorrhea, or air/fluid level
Middle Ear inflammation: erythema of TM or otalgia
Acute otitis media
Auricular hematoma
Malignant otitis externa
Auricular perichondritis
Mastoiditis
Cholesteatoma
Croup
Contact dermatitis