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. 2018 Feb 7;29(4):857–871. doi: 10.1093/annonc/mdy052

Table 1.

Subtypes of retroperitoneal sarcoma included and excluded from consideration in this consensus document

Included Excluded

  •  Well-differentiated/dedifferentiated liposarcoma (WD/DD LPS)

  •  Leiomyosarcoma (LMS)

  •  Solitary fibrous tumor (SFT)

  •  Malignant peripheral nerve sheath tumor (MPNST)

  •  Synovial sarcoma (SS)

  •  Undifferentiated pleomorphic sarcoma (UPS)

  • Ewing sarcoma and EWS-negative small round blue cell sarcoma

  • Alveolar/embryonal rhabdomyosarcoma

  • Sarcoma arising from teratoma

  • Carcinosarcoma

  • Sarcomatoid carcinoma

  • Clear cell sarcoma and clear cell-like sarcoma of the gastrointestinal tract

  • Desmoplastic small round cell sarcoma

  • Gastrointestinal stromal tumors (GIST)

  • Visceral sarcomas

  • Sarcomas arising from the uterus, cervix, prostate, testis, and spermatic cord

  • Benign entities, such as fibromatosis and classic angiomyolipoma