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 446.21 Goodpasture's syndrome View the most recent version of ICD-9-CM 446.21 A combination of pulmonary hemorrhage and glomerulonephritis. It is known also as the lung purpura glomerulonephritis complex. It is considered by some to be a form of hypersensitivity reaction. 446.21 is a specific code that can be used to specify a diagnosis 446.21 contains 6 index entries View the ICD-9-CM Volume 1 446.* hierarchy Alternate Terminology Antiglomerular basement membrane antibody-mediated nephritis with pulmonary hemorrhage Use additional code to identify renal disease (583.81)  Index entries containing 446.21: Angiitis 447.6 hypersensitivity 446.20 Goodpasture's syndrome 446.21 Goodpasture's syndrome (pneumorenal) 446.21 Hemorrhage, hemorrhagic (nontraumatic) 459.0 pulmonary - see also Hemorrhage, lung renal syndrome 446.21 renal 593.81 pulmonary syndrome 446.21 Syndrome - see also Disease Goodpasture's (pneumorenal) 446.21 pulmonary renal (hemorrhagic) 446.21