The incidence of<unk>  is high. In the Netherlands, it has been estimated at 12–14 per 1000 population per year, and has been shown to affect more than 1% of a sample of the population in the United Kingdom over a 12-month period.
Otitis externa
Perichondritis
Otitis media
Q fever
Chondritis
Cervicitis
Chorditis
Rhinorrhea