2% of all ED visits
Viral is most common
Exudates do not mean bacterial- most common cause of exudative<unk>  is still viral
Exudates do not mean bacterial- most common cause of exudative<unk>  is still viral
Accounts for only 15-30% of<unk> 
Peak in 5-15yr old
Rare in <2yr of age
Pharyngitis
Streptococcal pharyngitis 
Laryngitis
Neisseria gonorrhoeae
Sinusitis
Diphtheria 
Croup
Bacterial Tracheitis