Alveolar crests pointed in the anterior region and a radiopaque flat, smooth lamina dura 1.5 to 2.0 mm below the CEJ in the posterior region describes a. Case Type I: Gingivitis b. Case Type II:...

Alveolar crests pointed in the anterior region and a radiopaque flat, smooth lamina dura 1.5 to 2.0 mm below the CEJ in the posterior region describes

a. Case Type I: Gingivitis

b. Case Type II: Slight Chronic Periodontitis

c. Case Type III: Moderate Chronic or Aggressive Periodontitis

d. Case Type IV: Advanced Chronic or Aggressive Periodontitis