منابع مشابه
Synchronous multicentric osteosarcoma in Puerto Rico: a pediatric case report.
Synchronous multicentric osteosarcoma is a very rare condition that might be confused with metastatic osteosarcoma. We report the first pediatric case of synchronous multicentric osteosarcoma reported in the Puerto Rican. The child presented with multiple osteoblastic bone lesions followed by right upper lid ptosis. Orbital CT-Scan showed a lytic lesion involving the sphenoid bone. Management c...
متن کاملAxial Multicentric Osteosarcoma in an English Cocker Spaniel
An 8-year-old, male neutered English Cocker Spaniel presented to the Royal Veterinary College for evaluation of reluctance to exercise and spinal hyperesthesia of 1-year duration. Medical treatment by referring veterinarian with antibiotics and tramadol did not result in clinical improvement. Survey radiographs performed before referral revealed multiple lytic bone lesions involving sternum and...
متن کاملMulticentric osteosarcoma: clinicopathologic and radiographic study of 56 cases.
Multicentric osteosarcoma (M-OGS) is characterized by multicentricity of osseous osteosarcomas, either synchronous or metachronous, without visceral involvement. The study's purpose was to clinicopathologically and radiographically analyze 56 cases of M-OGS (22 synchronous and 34 metachronous). The distal femur was the most common site. Histologically, all tumors were high grade. Of 22 patients...
متن کاملOsteosarcoma of the jaws: a review of literature and a case report on synchronous multicentric osteosarcomas
BACKGROUND In the head and neck region, osteosarcoma is the most common primary malignant bone tumor, representing 23% of total head and neck malignancies. Osteosarcomas of the jaws are nevertheless rare lesions, representing only 2 to 10% of all osteosarcomas. This report reviews a single-center histopathology experience with craniofacial osteosarcomas, and reports the management of unusually ...
متن کاملSynchronous Multicentric Osteosarcoma in the Canine Axial Skeleton: a Report of Two Cases
Two cases of axial synchronous multicentric osteosarcoma are described in male dogs 11 and 13 years of age. In both cases, the necropsy revealed multiple tumor nodules or masses in the thoracic vertebrae and ribs. The microscopic features indicated that the masses were osteoblastic osteosarcoma for all bone sites with immunohistochemical expression of vimentin and osteocalcin and the absence of...
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ژورنال
عنوان ژورنال: American Journal of Clinical Pathology
سال: 2011
ISSN: 1943-7722,0002-9173
DOI: 10.1309/ajcp0v0oatkcnazp