Panoramic Radiography Features of Medication-Related Osteonecrosis of the Jaws (MRONJ)

Table 3

MRONJ characteristics (n = 150 lesions).

Variables	Descriptive statistics
Clinical variables (n, (%))
Localization
Mandible	115 (76.7%)
III Quadrant	67
IV Quadrant	48
Maxilla	35 (23.3%)
I Quadrant	13
II Quadrant	22
Bone exposure	107 (71.3%)
Suppuration	146 (97.3%)
Pain	146 (97.3%)
Paresthesia	48 (32%)
Extraoral fistula	18 (12%)
Oroantral communication	17 (11.3%)
Mandibular fracture	7 (4.7%)
AAOMS stage 2014 (n, (%))
Stage I	4 (2.7%)
Stage II	77 (51.3%)
Stage III	69 (46%)
Local risk factor
Tooth extraction	73 (48.7%)
Prosthesis	25 (16.7%)
Periodontal/peri-implant infection	23 (15.3%)
Odontogenic infection	18 (12%)
Other	11 (7.3%)