Osteomyelitis of the Mandible Caused by Late Fracture following Third Molar Extraction

Figure 7

Surgical specimen of the granulation tissue. (a) The majority of the surgical specimen is granulation tissue composed of lymphocytes (black arrowheads) and plasma cells (white arrowheads), with neutrophil infiltration (black arrows) (H-E, ×400). (b) The surgical specimen includes neonatal bone accompanied by many osteoblasts (black arrowheads) (H-E, ×400). (c) Colonies of Actinomyces sp. (black arrowheads) are recognized in the inflammatory infiltrates (Gram, ×400).

(a)

(b)

(c)