Christine Bollwein

[Intraosseous sarcoma with osteoid production and evidence of an EWSR1::SSX1 gene fusion].

The WHO Classification of Bone and Soft Tissue Tumors comprises more than 170 defined tumor entities. Moreover, an increasing number of very rare mesenchymal neoplasms with distinct molecular alterations are being described. In the present case of an intraosseous tumor in a 34-year-old woman, RNA-based targeted panel s...