PMC5953563_01
Patients with ORNJ. Stage I: bone exposures < 2 cm, asymptomatic, without evidence of infection (a). Stage II: bone exposure >=2 cm, symptomatic, with infection, erythema and pain (b). Stage III: orocutaneous fistula with purulent drainage in intraoral (c) and extraoral (d) view
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PMC5953563_01_1678-7757-jaos-26-e20170172-gf03.jpg
f3
All ORNJ lesions were classified as stage I (Figure 3a), stage II (Figure 3b) or stage III (Figure 3c and 3d) to promote the most appropriate and efficient approach.