Active Giant Peripheral Osteoma of the mandible: presentation of one case with follow-up to 6 years

2010

Osteoma, a benign neoplasia of bone tissue, is considered a quiescent neoplasm. An active osteoma is an uncom- mon lesion. We presented a case of a mandibular osteoma with an unusual active behavior. In January of 2001 was admitted in the Oral Medicine Service a 11-years old female because an asymptomatic growth in the left side of their face with two years of evolution. Radiographical examination revealed a well circumscribed spherical radio- paque lesion of approximately 2 x 2 cm in diameter on lateral side of the left angle of the mandible. Microscopically the surgical sample coming from incisional biopsy showed normal bone tissue. A diagnosis of osteoid osteoma was emitted. Surgical tre…