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2009 ICD-9-CM Diagnosis Code 461.0
Acute maxillary sinusitis
2009 ICD-9-CM Diagnosis Code 461.1
Acute frontal sinusitis
2009 ICD-9-CM Diagnosis Code 461.2
Acute ethmoidal sinusitis
2009 ICD-9-CM Diagnosis Code 461.3
Acute sphenoidal sinusitis
2009 ICD-9-CM Diagnosis Code 461.9
Acute sinusitis unspecified