Osteosarcoma of the mandible. Report of a case.

MANDIBULAR OSTEOSARCOMA MISTAKEN FOR PERICORONAL INFECTION A CASE REPORT

Osteosarcoma is relatively rare in the jaws and variable in presentation, thus its recognition may be quite confusing and delay diagnosis and treatment. Also, in contrast to most malignancies, osteosarcoma is usually encountered earlier in life and may clinically resemble features of more common oral entities such as chronic osteomyelitis, fibrous dysplasia, osteoblastic metastatic carcinom...

Calcaneal Osteosarcoma; a Case Report

Osteosarcoma of the foot is rare and, when presents, commonly observed in adults. We report a case of osteosarcoma of the calcaneus in an 11-year-old girl who was presented with a 4-month history of pain and swelling on her left ankle and inability to walk in her left lower extremity. On examination, there was a diffuse swelling involving her left ankle joint and foot. The radiograph showed sof...

Primary Osteosarcoma of the Sternum: A case Report and Review of the Literature

Osteosarcoma (osteogenic sarcoma: OS) is the most common primary malignant bone tumor of long bones, whereas primary osteosarcoma of chest wall, especially in sternum, is extremely rare. We report a 57-year-old man with an immobile slow growing mass located in the middle of the sternum. The patient had no significant pain or tenderness and the past medical history was not remarkable. CT-scan sh...

Surgical treatment of osteosarcoma in the ribs of a dog: a case report

A five-year-old male Doberman pinscher with an oval-shaped mass in the left side of thorax, respiratory distress, and an impairment of the use of the left forelimb was referred to the Faculty of Veterinary Medicine of ShahidChamran University in Ahvaz. Radiographs were taken. The abnormal mass was removed by radical surgery. Histopathological examination confirmed the occurrence of a well-diffe...

Aggressive chondroblastic osteosarcoma in a dog: A case report

Canine osteosarcoma (OS) or osteogenic sarcoma is an aggressive tumor of the skeletal system, associated with a rapid progression and guarded prognosis. The osteosarcomas, mostly arise from the appendicular skeleton while axial OS (osteosarcoma of flat bones) are less reported in the majority of large breeds. This report describes complete para-clinical investigations of an aggressive chondrobl...

Cementoblastoma of the Mandible –A Case Report and review of literature