Category | Description |
---|---|
I | No sclerosis present. Dentin is light yellow or whitish in color with little discoloration. Dentin is opaque, with little translucency or transparency. These lesions are typical in young individuals. |
II | More than category I, but less than 50% of the difference between categories I and IV. |
III | Less than category IV, but more than 50% of the difference between categories I and IV. |
IV | Significant sclerosis present. Dentin is dark yellow or even discolored (brownish). Dentin appears glassy, with significant translucency or transparency evident. These lesions are typical in older individuals. |