Table 2.
MRONJ Staging (AAOMS Classification) | MRONJ Group N = 75 (%) |
---|---|
0 | 3 (2.25) |
I | 11 (8.25) |
II | 48 (36) |
III | 13 (9.75) |
Presence of clinical signs of inflammation/suppuration at diagnosis stage | 62 (82.7) |
MRONJ staging (SIPMO classification) | |
Ia | 7 (5.25) |
Ib | 23 (17.25) |
IIa | 4 (3) |
IIb | 28 (21) |
IIIa | 2 (1.5) |
IIIb | 11 (8.25) |
Anatomic location | |
Mandible | 52 (69.3) |
Upper maxilla | 16 (21.3) |
Both jaws | 7 (9.3) |
Trigger | |
Tooth extraction | 16 (21.3) |
Peri-implantitis | 1 (1.3) |
Soft tissue injuries due dental prosthesis | 4 (5.3) |
Unidentified trigger | 54 (72) |
Legend: MRONJ = medication-related osteonecrosis of the jaws; AAOMS = American Association of Oral and Maxillofacial Surgeons; SIPMO: Italian Society of Oral Medicine and Oral Pathology.