📸: Gnathic osteosarcoma. . 📚📚Gnathic osteosarcoma is a subtype of osteosarcoma that primarily affects the mandible (horizontal ramus) and maxilla (alveolar ridge, sinus floor, and palate). . It occurs 60% in males and has an older onset (~30 years) and a peak incidence: 30-40 years. . It presents as a gnawing pain and swelling in the mandible and maxilla. . Treatment plan generally includes: 👉🏽preoperative chemotherapy 👉🏽surgical excision 👉🏽postoperative chemotherapy. . Generally, osteosarcoma of the mandible has a more favorable prognosis than of the maxilla. .
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