" /> Rhabdomyosarcoma with Mixed Embryonal and Alveolar Features - CISMeF





Preferred Label : Rhabdomyosarcoma with Mixed Embryonal and Alveolar Features;

NCIt synonyms : Mixed Type Alveolar Rhabdomyosarcoma; Mixed Type Rhabdomyosarcoma; Mixed Alveolar Rhabdomyosarcoma;

NCIt definition : A rhabdomyosarcoma composed of embryonic and alveolar components. It is characterized by the presence of spindle cells with myoblastic differentiation, a myxoid stroma, and fibrous septa. These tumors were previously considered variants of alveolar rhabdomyosarcoma. The lack of PAX3-FOXO1 fusions in most of these tumors suggests that are biologically and clinically related to embryonal rhabdomyosarcoma.;

Neoplastic status : Malignant;

ICD-O code : 8902/3;

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30/07/2025


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