Conservative Surgical Management of Stage I Bisphosphonate-Related Osteonecrosis of the Jaw

Table 3

Staging system of “clinical success” in the BRONJ management by Vescovi et al. [13] (2006).

A	Stage 0	Complete mucosal healing, no symptoms, and no infection signs
B	Stage I	Presence of bone exposure, regression of infection signs, and regression of symptoms
	Stage II	Presence of bone exposure with pain, infection and swelling in the lesion area, disappearance of cutaneous fistulas, maxillary sinus infection, and fracture reparation
	Stage III	Presence of bone exposure, pain, inflammation, secondary infections, cutaneous fistulas, and pathological fractures

Level A and level B should be maintained for at least 6 months after therapy.