|  J39 |  | Other diseases of upper respiratory tract  | 
	
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		| Excludes1 | acute respiratory infection NOS (J22) acute upper respiratory infection (J06.9)
 upper respiratory inflammation due to chemicals, gases, fumes or vapors (J68.2)
 
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		|  J39.0 |  | Retropharyngeal and parapharyngeal abscess |  
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| Peripharyngeal abscess |  
		| Excludes1 | peritonsillar abscess (J36) 
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		|  J39.1 |  | Other abscess of pharynx |  
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| Cellulitis of pharynx |  | Nasopharyngeal abscess |  |  | 
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		|  J39.2 |  | Other diseases of pharynx |  
		|  |  | 
| Cyst of pharynx |  | Edema of pharynx |  
		| Excludes2 | chronic pharyngitis (J31.2) ulcerative pharyngitis (J02.9)
 
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		|  J39.3 |  | Upper respiratory tract hypersensitivity reaction, site unspecified |  
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		| Excludes1 | hypersensitivity reaction of upper respiratory tract, such as: extrinsic allergic alveolitis (J67.9)
 pneumoconiosis (J60-J67.9)
 
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		|  J39.8 |  | Other specified diseases of upper respiratory tract |  | 
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		|  J39.9 |  | Disease of upper respiratory tract, unspecified |  |