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 446.3 Lethal midline granuloma View the most recent version of ICD-9-CM 446.3 A non-neoplastic disease of unknown etiology beginning with inflammation, ulceration, and perforation of nose and palate and progressing to gradual destruction of midline facial structures. 446.3 is a specific code that can be used to specify a diagnosis 446.3 contains 6 index entries View the ICD-9-CM Volume 1 446.* hierarchy Alternate Terminology Malignant granuloma of face  Index entries containing 446.3: Granuloma NEC 686.1 facial lethal midline 446.3 malignant 446.3 gangraenescens 446.3 lethal midline 446.3 malignant, face 446.3 midline 446.3