2008 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 330-337 > Other Extrapyramidal Disease And Abnormal Movement Disorders 333.* > 2008 ICD-9-CM Diagnosis 333.93 Benign shuddering attacks  On October 1, 2008 the 2009 ICD-9-CM codes came into effect. Therefore, this code may be out of date. The 2009 version of ICD-9-CM 333.93 can be accessed here. 333.93 is a specific code that can be used to specify a diagnosis 333.93 contains 1 index entry View the ICD-9-CM Volume 1 333.* hierarchy ICD9Data's sister site ProcedureCodes.com launches with the 2008/09 CPT® codes - read more on the ICD9Data.com blog. Index entries containing 333.93: Attack benign shuddering 333.93