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Free Online ICD-9-CM Diagnosis Codes > 2007 > Diseases Of The Respiratory System 460-519 > Other Diseases Of Upper Respiratory Tract 470-478 > Chronic sinusitis 473.* >
2007 ICD-9-CM Diagnosis Code 473
Chronic sinusitis
2007 ICD-9-CM Diagnosis Code 473.0
Chronic maxillary sinusitis
2007 ICD-9-CM Diagnosis Code 473.1
Chronic frontal sinusitis
2007 ICD-9-CM Diagnosis Code 473.2
Chronic ethmoidal sinusitis
2007 ICD-9-CM Diagnosis Code 473.3
Chronic sphenoidal sinusitis
2007 ICD-9-CM Diagnosis Code 473.8
Other chronic sinusitis
2007 ICD-9-CM Diagnosis Code 473.9
Unspecified sinusitis (chronic)
  • inflammatory process of the mucous membranes of the paranasal sinuses that occurs in three stages: acute, subacute, and chronic; results from any condition causing ostial obstruction or from pathophysiologic changes in the mucociliary transport mechanism.
472.*
  
474.*