case_images: PMC5427686_01
case_images: A, B Extraoral examination showing facial asymmetry with the chin point deviated to the right. C, D, E Unilateral posterior crossbite on the right side and open bite on the left side.
case_images: TODENTJ-11-237_F1.jpg
case_images: PMC5427686_01_TODENTJ-11-237_F1.jpg
case_images: F1
case_images: Clicking sound was observed on opening and closing the mouth (Fig. 1).
case_images: A. Panoramic radiograph showed a radiopaque area on the left condylar region with similar density to the adjacent bone. B. PA skull showed a well defined bony overgrowth extending medially from the left condyle, facial asymmetry and deviation of mandible to the right side.
case_images: TODENTJ-11-237_F2.jpg
case_images: PMC5427686_01_TODENTJ-11-237_F2.jpg
case_images: F2
case_images: Postero-anterior (PA) skull showed a well defined bony overgrowth extending medially from the left condyle, facial asymmetry and deviation of mandible to the right side (Fig. 2).
case_images: A, B Axial and coronal CBCT images showed a large bony mass arising from the left mandibular condyle extending anteriorly, posteriorly, medially and superiorly to the temporal bone. The lesion density was continuous with the structures of mandibular condyle.
case_images: TODENTJ-11-237_F3.jpg
case_images: PMC5427686_01_TODENTJ-11-237_F3.jpg
case_images: F3
case_images: The lesion density was continuous with the structures of the mandibular condyle (Fig. 3).
case_images: Histopathologic examination revealed small and large cancellous bones covered in some parts by cartilaginous cap (arrow).
case_images: TODENTJ-11-237_F4.jpg
case_images: PMC5427686_01_TODENTJ-11-237_F4.jpg
case_images: F4
case_images: This finding was consistent with osteochondroma, which was the final diagnosis of this lesion (Fig. 4).