Fig. 1From: Infection may play an important role in the pathogenesis of alveolar osteonecrosis following facial herpes zoster: a case report and literature reviewClinical findings. (a) Pigmentation and scars on the right face after herpes zoster. (b) Tooth exfoliation, gingival recession, and exposure of the alveolar process in the first quadrant of the maxillary arch extending from tooth 11 to 14. (c) Extensive osteonecrosis was excised during debridement. (d) Granulation tissue formation was observed three weeks after debridementBack to article page