477 Allergic rhinitis convert 477 to ICD-10
477.0 … due to pollen convert 477.0 to ICD-10
477.1 … due to food convert 477.1 to ICD-10
477.2 … due to animal (cat) (dog) hair and dander convert 477.2 to ICD-10
477.8 … due to other allergen convert 477.8 to ICD-10
477.9 … cause unspecified convert 477.9 to ICD-10