an Istitution Experience on Parosteal OsTeosarcoma

Parosteal OsTeosarcoma: a Single Istitution Experience

single institution cases series review of histological and clinical data

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.

Inclusion Criteria:

• Male and female patients treated at Rizzoli Institute from 01 Jan 1900 to 31 Jul 2018
• Diagnosis of parosteal osteosarcoma
• Written informed consent prior to any study-specific analysis and/or data collection

Exclusion Criteria:

• Patients with histological diagnosis different from parosteal osteosarcoma