Pelvic sarcomas are a rare and heterogenous group of tumors divided into two groups: soft tissue sarcomas and bone sarcomas. Soft tissue sarcomas of the pelvis include most commonly liposarcoma, leiomyosarcoma, gastrointestinal stromal tumors, malignant peripheral nerve sheath tumors, and solitary fibrous tumors. Bone sarcomas of the pelvis most commonly include osteosarcoma and chondrosarcoma. Multidisciplinary treatment at a center experienced in the treatment of sarcoma is essential. Management is dictated by histologic type and grade. Surgical resection with wide margins is the cornerstone of treatment for pelvic sarcomas, although this is often challenging due to anatomic constraints of the pelvis. Multimodal treatment is critical due to the high risk of local recurrence in the pelvis.
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http://dx.doi.org/10.1016/j.ejso.2022.09.011 | DOI Listing |
Pediatr Blood Cancer
January 2025
Department of Clinical Research, Instituto do Câncer Infantil, Porto Alegre, Brazil.
Background: GALOP investigators developed a prospective cooperative protocol for localized Ewing sarcoma (ES) incorporating interval-compressed chemotherapy (VDC/IE, vincristine, doxorubicin, cyclophosphamide/ifosfamide and etoposide). After completing conventional treatment, patients were randomized to 1 year of metronomic chemotherapy (vinblastine and cyclophosphamide).
Methods: Phase III randomized prospective trial.
World J Clin Cases
January 2025
Department of Obstetrics and Gynecology, Keimyung University School of Medicine, Daegu 42601, South Korea.
Background: The classification of uterine sarcomas is based on distinctive morphological and immunophenotypic characteristics, increasingly supported by molecular genetic diagnostics. Data on neurotrophic tyrosine receptor kinase () gene fusion-positive uterine sarcoma, potentially aggressive and morphologically similar to fibrosarcoma, are limited due to its recent recognition. Pan-TRK immunohistochemistry (IHC) analysis serves as an effective screening tool with high sensitivity and specificity for -fusion malignancies.
View Article and Find Full Text PDFJBJS Case Connect
January 2025
Department of Orthopaedic Surgery, Balgrist University Hospital, University of Zurich, Zurich, Switzerland.
Case: Triple pelvic osteotomy (TPO) is used to treat developmental dysplasia of the hip in a pediatric population. This case report highlights a new indication for this procedure. Acetabular coverage was restored in a 9-year-old patient who experienced instability following hip hemiarthroplasty and proximal femur composite allograft implantation for the treatment of Ewing sarcoma.
View Article and Find Full Text PDFJ Pathol Transl Med
January 2025
Department of Pathology, Ulsan University Hospital, Ulsan, Korea.
BCOR-rearranged sarcoma was classified by the World Health Organization in 2020 as a new subgroup of undifferentiated small round-cell sarcoma. It is known to occur very rarely in the kidney. This report presents the first case of a primary renal BCOR::CCNB3 sarcoma in a 22-year-old woman.
View Article and Find Full Text PDFCureus
December 2024
Pathological Anatomy, Instituto Português de Oncologia do Porto Francisco Gentil, Porto, PRT.
Sclerosing epithelioid fibrosarcoma (SEF) is a rare and aggressive neoplasm composed of epithelioid cells arranged in strands and nests embedded in a highly sclerotic collagenous stroma. We report a case of a 36-year-old man who started with lumbar pain, with extension to both legs, night sweats, and weight loss. He underwent magnetic resonance imaging (MRI) of the lumbar spine; computed tomography (CT) scan of the chest, abdomen, and pelvis; and [18F]-fluorodeoxyglucose positron emission tomography/computed tomography (18F-FDG PET/CT) scan.
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