2006 ICD-9-CM Volume 1 Diagnosis Codes Home > Diseases Of The Circulatory System 390-459 > Diseases Of Arteries, Arterioles, And Capillaries 440-448 > Polyarteritis Nodosa And Allied Conditions 446.* > 2006 ICD-9-CM Diagnosis 446.29 Other specified hypersensitivity angiitis View the most recent version of ICD-9-CM 446.29 446.29 is a specific code that can be used to specify a diagnosis 446.29 contains 4 index entries View the ICD-9-CM Volume 1 446.* hierarchy  Index entries containing 446.29: Angiitis 447.6 hypersensitivity 446.20 specified NEC 446.29 Hypersensitive, hypersensitiveness, hypersensitivity - see also Allergy angiitis 446.20 specified NEC 446.29 Leukoclastic vasculitis 446.29 Vasculitis 447.6 leukocytoclastic 446.29