Table 1.

Bone scintigraphic, radiological, and clinical characteristics of BRONJ patients

Number	Age (year)	Disease	Duration of BP (months)	BP type	AFF history	X-ray feature	Bone scan feature	Bilateral fracture	Previous disease related to fracture
1	67	Osteoporosis	48	Risedronate, alendronate, pamidronate, ibandronate	Yes	Left cortical thickening, right fracture	Left lateral focal uptake, right linear uptake	Yes	None
2	79	Osteoporosis	42	Alendronate	No	No X-ray data	Right lateral cortex focal uptake	No	Rheumatoid arthritis
3	58	Osteoporosis	36	Risedronate	No	No X-ray data	Right lateral cortex focal uptake	No	Rheumatoid arthritis
4	73	Osteoporosis	60	Alendronate	No	Cortical thickening	Left lateral cortex focal uptake	No	None
5	74	Osteoporosis	60	Alendronate	No	No X-ray data	Right lateral cortex focal uptake	No	None
6	86	Osteoporosis	60	Alendronate	Yes	Right cortical thickening, left fracture	Right lateral focal uptake, left linear uptake	Yes	None
7	82	Osteoporosis	120	Risedronate	No	No X-ray data	Both lateral cortex focal uptake	Yes	None
8	83	Osteoporosis	36	Ibandronate	No	No X-ray data	Right lateral cortex focal uptake	No	None
9	71	Osteoporosis	120	Alendronate, risedronate	No	No X-ray data	Right lateral cortex focal uptake	No	None
10	78	Osteoporosis	24	Alendronate	No	No X-ray data	Right lateral cortex focal uptake	No	None
11	75	Osteoporosis	72	Risedronate	No	No X-ray data	Left lateral cortex focal uptake	No	None

BRONJ bisphosphonate-related osteonecrosis of the jaw, AFF atypical femur fracture, BP bisphosphonate, X-ray plain radiography