2006 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.* > 2006 ICD-9-CM Diagnosis 524.2 Anomalies of dental arch relationship View the most recent version of ICD-9-CM 524.2 524.2 is a non-specific code that cannot be used to specify a diagnosis View the ICD-9-CM Volume 1 524.* hierarchy 524.2 Excludes hemifacial atrophy or hypertrophy (754.0) soft tissue impingement (524.81-524.82) unilateral condylar hyperplasia or hypoplasia of mandible (526.89)