Primary leiomyosarcoma arising adjacent to a femoral stem following total hip arthroplasty: a case report with radiologic and histopathological correlation.
Oct 2026· Skeletal Radiology· 0 citations· 18 references
Medicine
TL;DR
This case highlights the importance of considering malignancy in atypical periprosthetic lesions in atypical periprosthetic lesions and underscores the role of multimodality imaging and biopsy in achieving an accurate diagnosis.
Abstract Introduction: Chondrosarcoma is the second most common primary malignant tumor accounting for 20–27% of these. These are malignant cartilaginous tumor found most commonly in the pelvis, followed by the proximal femur. Perivascular epitheloid cell tumor (PEComa) is a rare mesenchymal neoplasm. These tumors all...
Ananya Mishra, P. Gupta, Manohar et al.· Journal of Orthopaedic Case...· 0 citations
Background Primary epithelioid angiosarcoma (EA) is an exceptionally rare malignant vascular tumor with aggressive behavior and nonspecific imaging features. Femoral involvement is particularly uncommon and may mimic other destructive bone neoplasms. Case report We describe two men with primary EA of the femur. One pat...
Fang-Fang Xu, Min Xu, Qian Li et al.· Frontiers in Medicine· 0 citations
Giant cell tumor of bone (GCTB) is a benign but locally aggressive primary bone neoplasm that accounts for approximately 5% of all primary bone tumors and 20% of benign skeletal neoplasms. It most commonly presents between the second and fourth decades of life and typically involves the epimetaphyseal region of long bo...
David Baudilio Leal Robles, Sebastian Alejandro Verduzco-Sierra, David De Jesus Garza-Villarreal et al.· Cureus· 0 citations
A 51-year-old man who sustained a high-energy trauma resulting in a diaphyseal fracture of the left tibia and fibula, initially treated with intramedullary nailing is diagnosed with Undifferentiated pleomorphic sarcoma of the bone with no metastasis.
C. Biz, Elisa Pagliarini, L. Costa et al.· Diagnostics· 0 citations
Abstract Introduction: Osteoblastoma is a rare benign osteogenic tumor accounting for approximately 1% of primary bone tumors. Involvement of the radial shaft is uncommon and may pose a diagnostic challenge because of overlapping radiological and histopathological features with surface osteosarcomas. We report a rare c...
Himadri Dhabal, Saptarshi Barman, S. K. Mallick et al.· Journal of Orthopaedic Case...· 0 citations
Abstract Introduction: Multicentric giant cell tumor (GCT) of bone is rare and usually occurs synchronously or within a few years of the primary lesion. Delayed metachronous presentation is exceedingly uncommon. Case Report: We present the case of a 48-year-old man with progressive left hip pain 16 years after wide res...
D. Sankhwar, P. Yadav, A. Mridha et al.· Journal of Orthopaedic Case...· 0 citations
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