The differential included entities such as rhabdomyosarcoma and sarcomatoid carcinoma along with others and the case was reported as “sarcoma with epithelioid morphology” with a comment that said, “malignant tumor, favor EWSR1-PATZ1 fusion sarcoma (EPS)” with a note: “sequencing was recommended”. This evidence concerns the gene EWSR1 and rhabdomyosarcoma.