A rare, aggressive soft tissue sarcoma that primarily affects adolescents and young adults. It is most commonly found in the abdomen.

Synonyms: Desmoplastic Small-Cell Tumors, Small-Cell Tumor, Desmoplastic, Tumor, Desmoplastic Small-Cell, Desmoplastic Small Round Cell Tumor, Desmoplastic Small Cell Tumor, Tumors, Desmoplastic Small-Cell, Desmoplastic Small Round-Cell Tumor, Desmoplastic Small-Cell Tumor, Small-Cell Tumors, Desmoplastic