| Infection
|
Common organisms
|
| Acute
|
Chronic
|
| Otitis externa
|
Staphylococcus aureus, Streptococcus pyogenes, Pseudomonas aeruginosa, other Gram-negative bacteria
|
Pseudomonas aeruginosa, anaerobes
|
| Otitis media
|
Streptococcus pneumoniae, Haemophilus influenzae, Moraxella catarrhalis, Streptococcus pyogenes, respiratory syncytial virus, influenza virus
|
anaerobes
|
