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Infectious
Group A Streptococcus
H. Influenza
Strep. Pneumoniae
Candida Albicans
Noninfectious
Trauma
Angioedema
Inhalant irritation
Allergy
Epiglottitis
Streptococcal Pharyngitis
Peritonsillar Abscess
Retropharyngeal Abscess
Herpes gingivostomatitis
Infectious
Group A Streptococcus
H. Influenza
Strep. Pneumoniae
Candida Albicans
Noninfectious
Trauma
Angioedema
Inhalant irritation
Allergy
Group A Streptococcus
H. Influenza
Strep. Pneumoniae
Candida Albicans
Trauma
Angioedema
Inhalant irritation
Allergy
Uvulitis
Appendicitis 
Infectious
Appendicitis
Group A Streptococcus
Cervicitis
H. Influenza
Orchitis