ALLMedicine™ Parosteal Osteosarcoma Center

Aug 7th, 2022 - Low-grade osteosarcomas, namely parosteal osteosarcoma (POS) and low-grade central osteosarcoma (LGCOS), occasionally dedifferentiate into high-grade malignancy, referred to as dedifferentiation in low-grade osteosarcoma (DLOS). This study aimed t...

Jan 31st, 2022 - Proximity of tumor to the neurovascular bundle (NVB) makes achieving a wide margin difficult. In low-grade parosteal osteosarcoma (POS), it is not clear whether adherence of tumor to NVB increases the rate of local recurrence (LR). In this study, ...

Jan 30th, 2022 - Parosteal osteosarcoma (PO) is a rare malignant tumor arising from the surface of the bone. Locations in the hand are even more exceptional. This low-grade osteosarcoma shows non-specific clinical and radiological presentation, making diagnosis ch...

Dec 9th, 2021 - Background Juxtacortical or surface tumors are broadly defined as those arising adjacent to the outer surface of cortical bone, which include the following: Periosteal chondromas Periosteal chondrosarcomas Surface osteosarcomas These surface lesio...

Dec 9th, 2021 - Juxtacortical or surface tumors are broadly defined as those arising adjacent to the outer surface of cortical bone, which include the following: Periosteal chondromas Periosteal chondrosarcomas Surface osteosarcomas These surface lesions may aris...

Aug 5th, 2021 - Investigators will review all the cases with a diagnosis of primary parosteal osteosarcoma treated at the Rizzoli Institute from 1900 up to 31 July 2018, retrospectively.

Discussion Parosteal osteosarcoma represents a surface variety of osteosarcoma. It is more likely to be found in slightly older patients than the standard osteosarcoma, with most patients presenting between ages 20 and 50. It also generally has a ...