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 > Diseases Of Hard Tissues Of Teeth 521.* >  2008 ICD-9-CM Diagnosis 521.2
Abrasion of teeth 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 Therefore, this code may be out of date.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 521.2 can be accessed here. - The pathologic wearing away of the tooth substance by brushing, bruxism, clenching, and other mechanical causes. It is differentiated from TOOTH ATTRITION in that this type of wearing away is the result of tooth-to-tooth contact, as in mastication, occurring only on the occlusal, incisal, and proximal surfaces. It differs also from TOOTH EROSION, the progressive loss of the hard substance of a tooth by chemical processes not involving bacterial action. (From Jablonski, Dictionary of Dentistry, 1992, p2)
- 521.2 is a non-specific code that cannot be used to specify a diagnosis
- View the ICD-9-CM Volume 1 521.* hierarchy
521.2 also known as:- Abrasion of teeth:
- dentifrice
- habitual
- occupational
- ritual
- traditional
- Wedge defect NOS of teeth
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