2006 ICD-9-CM Volume 1 Diagnosis Codes Home > Diseases Of The Nervous System And Sense Organs 320-389 > Hereditary And Degenerative Diseases Of The Central Nervous System 330-338 > Cerebral Degenerations Usually Manifest In Childhood 330.* > 2006 ICD-9-CM Diagnosis 330.3 Cerebral degeneration of childhood in other diseases classified elsewhere View the most recent version of ICD-9-CM 330.3 330.3 is a specific code that can be used to specify a diagnosis 330.3 contains 2 index entries View the ICD-9-CM Volume 1 330.* hierarchy Code first underlying disease, as: Hunter's disease (277.5) mucopolysaccharidosis (277.5)  Index entries containing 330.3: Degeneration, degenerative brain (cortical) (progressive) 331.9 in Hunter's disease or syndrome 277.5 [330.3] mucopolysaccharidosis 277.5 [330.3]