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Ewing's sarcoma in adults.

G Lavallee, L Lemarbre, R Bouchard

    Journal of the Canadian Association of Radiologists
    |December 1, 1979
    PubMed
    Summary
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    Adults with Ewing's sarcoma of bone show fewer systemic symptoms than younger patients. Radiographic findings reveal a higher incidence of flat bone involvement and less frequent soft-tissue masses, with CT scans aiding in assessment.

    Area of Science:

    • Oncology
    • Orthopedic Surgery
    • Radiology

    Background:

    • Ewing's sarcoma is a rare bone cancer predominantly affecting children and adolescents.
    • Clinical and radiographic presentations in adult patients with Ewing's sarcoma are less understood compared to pediatric cases.

    Purpose of the Study:

    • To describe the clinical and radiographic characteristics of Ewing's sarcoma in adult patients (aged 18 and over).
    • To compare these features with those typically observed in younger patients.

    Main Methods:

    • Clinical and radiographic evaluation of twenty-two adult patients diagnosed with Ewing's sarcoma of bone.
    • Analysis of presenting symptoms, bone involvement patterns (flat vs. long bones), and soft-tissue mass detection.
    • Assessment of the utility of computed tomography (CT) scans.

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    Main Results:

    • Adult patients presented with clinical findings similar to younger patients, but with fewer systemic symptoms.
    • Radiographic analysis showed a higher prevalence of flat bone involvement (54%) compared to long bone involvement (36%).
    • Soft-tissue masses were detected in 55% of cases; CT scans were valuable for delineating these masses and for post-therapy follow-up.

    Conclusions:

    • Adult Ewing's sarcoma exhibits distinct clinical and radiographic features, notably reduced systemic symptoms and a predilection for flat bone lesions.
    • CT imaging plays a crucial role in the comprehensive evaluation and management of adult Ewing's sarcoma, particularly in assessing soft-tissue extension.