We present the first, to our knowledge, case of a dedifferentiated low‐grade central
osteosarcoma (LCOS) of the mandible. A 48‐year‐old Japanese woman underwent …

Osteosarcoma is a common malignant tumor in children and adolescents, known for its
aggressive invasion and distant metastasis, leading to a poor prognosis. Matrix …

Osteosarcoma is a rare primary malignant bone tumor with considerable variations not only
in clinical and histologic appearance, but also in the course and prognosis of the disease. It …

Osteosarcoma (OS) is the most common primary malignant bone tumor. It occurs in 5% of all
cases of osteosarcoma [1]. OS of the jaws are high-grade lesions and rare [1, 2].Low-grade …

Background: Childhood cancer is attracting public health attention in Sub-Saharan Africa
because of its' increasing contribution to morbidity and mortality, and the changing pattern in …

Osteosarcoma (OS) is a rare but highly malignant bone tumour. Based on the extracellular
matrix produced by tumor cells, conventional OS can be subdivided in fibroblastic …

In this study, we aimed to present a huge mandibular tumor. In our study, we presented a 29-
year-old patient with mandibular tumor. Osteosarcoma is the most common malignant tumor …

Osteosarcomas are defined as primary malignant tumors of the long bones with varied
histological patterns. Conventional osteosarcoma can be subdivided into osteoblastic …