Treatment patterns and outcomes in advanced clear cell sarcoma and gastrointestinal neuroectodermal tumors.
BACKGROUND Clear cell sarcoma (CCS) and gastrointestinal neuroectodermal tumor (GNET) are ultra-rare soft tissue sarcomas with no established standard of care for advanced disease. Data evaluating outcomes of systemic therapy remain limited. We aimed to evaluate systemic therapy in patients with metastatic CCS/GNET tre...