Mesenchymal chondrosarcoma of the head and neck with HEY1::NCOA2 fusion: A clinicopathologic and molecular study of 13 cases with emphasis on diagnostic pitfalls.
Ronald A GhosseinLisa M RooperJosephine Kam Tai K DermawanYanming ZhangAlbert J H SuurmeijerBrendan C DicksonElizabeth G DemiccoCristina R AntonescuPublished in: Genes, chromosomes & cancer (2022)
HN MCS may arise at intra- or extra-osseous sites. The HN MCS appears to have a more prolonged survival compared other MCS sites. Testing for HEY1::NCOA2 fusion is recommended in HN tumors with nested round cell morphology and staghorn vasculature that lack a distinctive cartilaginous component.