Generalized slight to moderate inflammation characterized by changes in color, contour, and consistency progressing into deeper periodontal structures.
Bone loss evident from localized areas of recession
Pocket depths 3-5 mm
Possible Class I furcation invasion areas
Radiographic findings: Horizontal type bone loss, most commonly, Slight loss of interdental septum,Alveolar bone level is 3-4 mm from CEJ area