8. DISEASES OF THE RESPIRATORY SYSTEM (460-519)
Use additional code to identify infectious organism
ACUTE RESPIRATORY INFECTIONS (460-466)
Excludes:
pneumonia and influenza (480.0-488.19)
460: Acute nasopharyngitis [common cold]
Coryza (acute)
Nasal catarrh, acute
Nasopharyngitis:
NOS
acute
infective NOS
Rhinitis:
acute
infective
Excludes:
nasopharyngitis, chronic (472.2)
pharyngitis:
acute or unspecified (462)
chronic (472.1)
rhinitis:
allergic (477.0-477.9)
chronic or unspecified (472.0)
sore throat:
acute or unspecified (462)
chronic (472.1)
461: Acute sinusitis
Includes:
abscess, acute, of sinus (accessory) (nasal)
empyema, acute, of sinus (accessory) (nasal)
infection, acute, of sinus (accessory) (nasal)
inflammation, acute, of sinus (accessory) (nasal)
suppuration, acute, of sinus (accessory) (nasal)
Excludes:
chronic or unspecified sinusitis (473.0-473.9)
462: Acute pharyngitis
Acute sore throat NOS
Pharyngitis (acute):
NOS
gangrenous
infective
phlegmonous
pneumococcal
staphylococcal
suppurative
ulcerative
Sore throat (viral) NOS
Viral pharyngitis
Excludes:
abscess:
peritonsillar [quinsy] (475)
pharyngeal NOS (478.29)
retropharyngeal (478.24)
chronic pharyngitis (472.1)
infectious mononucleosis (075)
that specified as (due to):
Coxsackie (virus) (074.0)
gonococcus (098.6)
herpes simplex (054.79)
influenza (487.1, 488.02, 488.12)
septic (034.0)
streptococcal (034.0)
463: Acute tonsillitis
Tonsillitis (acute):
NOS
follicular
gangrenous
infective
pneumococcal
septic
staphylococcal
suppurative
ulcerative
viral
Excludes:
chronic tonsillitis (474.0)
hypertrophy of tonsils (474.1)
peritonsillar abscess [quinsy] (475)
sore throat:
acute or NOS (462)
septic (034.0)
streptococcal tonsillitis (034.0)
464: Acute laryngitis and tracheitis
Excludes:
that associated with influenza (487.1, 488.02, 488.12)
that due to Streptococcus (034.0)
465: Acute upper respiratory infections of multiple or unspecified sites
Excludes:
upper respiratory infection due to:
influenza (487.1, 488.02, 488.12)
Streptococcus (034.0)
466: Acute bronchitis and bronchiolitis
Includes:
that with:
bronchospasm
obstruction

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