EWSR1 and bone neoplasm: This is notable, because EWSR1::PATZ1 fusion has also been found in some round to spindle cell sarcomas occurring at various locations (for example, deep soft tissue of chest wall and abdomen, head/neck, and central nervous system); these have been classified as ‘round cell sarcomas with EWSR1–non‐ETS fusions’ in the 2020 WHO Classification of Soft Tissue and Bone Tumours.210