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2007 ICD-9-CM Volume 1 Diagnosis Codes Home > Diseases Of The Respiratory System 460-519 > Other Diseases Of Upper Respiratory Tract 470-478 > ICD-9-CM Diagnosis 477 Allergic rhinitis 477 is a non-specific code that cannot be used to specify a diagnosis ICD-9-CM Diagnosis 477.0 Allergic rhinitis due to pollen A seasonal variety of allergic rhinitis, marked by acute conjunctivitis with lacrimation and itching, regarded as an allergic condition triggered by specific allergens. 477.0 is a specific code that can be used to specify a diagnosis 477.0 contains 20 index entries ICD-9-CM Diagnosis 477.1 Allergic rhinitis due to food 477.1 is a specific code that can be used to specify a diagnosis 477.1 contains 2 index entries ICD-9-CM Diagnosis 477.2 Allergic rhinitis, due to animal (cat) (dog) hair and dander 477.2 is a specific code that can be used to specify a diagnosis 477.2 contains 8 index entries ICD-9-CM Diagnosis 477.8 Allergic rhinitis due to other allergen 477.8 is a specific code that can be used to specify a diagnosis 477.8 contains 15 index entries ICD-9-CM Diagnosis 477.9 Allergic rhinitis cause unspecified 477.9 is a specific code that can be used to specify a diagnosis 477.9 contains 24 index entries