2008 ICD-9-CM Volume 1 Diagnosis Codes Home > Diseases Of The Digestive System 520-579 > Diseases Of Oral Cavity, Salivary Glands, And Jaws 520-529 > Dentofacial Anomalies Including Malocclusion 524.* > 2008 ICD-9-CM Diagnosis 524.51 Abnormal jaw closure  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 Therefore, this code may be out of date.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 524.51 can be accessed here. Abnormal involuntary movements which primarily affect the extremities, trunk, or jaw that occur as a manifestation of an underlying disease process. Conditions which feature recurrent or persistent episodes of dyskinesia as a primary manifestation of disease may be referred to as dyskinesia syndromes (see MOVEMENT DISORDERS). Dyskinesias are also a relatively common manifestation of BASAL GANGLIA DISEASES. 524.51 is a specific code that can be used to specify a diagnosis 524.51 contains 2 index entries View the ICD-9-CM Volume 1 524.* hierarchy ICD9Data's sister site ProcedureCodes.com launches with the 2008/09 CPT® codes - read more on the ICD9Data.com blog. Index entries containing 524.51: Abnormal, abnormality, abnormalities - see also Anomaly jaw closure 524.51 Anomaly, anomalous (congenital) (unspecified type) 759.9 jaw NEC 524.9 closure 524.51