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Ewing's sarcoma masquerading as osteomyelitis
M Durbin1, R L Randall, M James
1Department of Pediatrics, University of California at San Francisco, USA.
Clinical Orthopaedics and Related Research
|January 26, 1999
Summary
Ewing's sarcoma in young children is rare and often misdiagnosed as osteomyelitis. Early identification is crucial, and advances in histochemistry and cytogenetics aid in distinguishing these conditions.
Area of Science:
- Pediatric Oncology
- Skeletal Pathology
Background:
- Ewing's sarcoma is a rare, highly malignant bone cancer in infants and young children.
- Clinical and laboratory presentations can mimic osteomyelitis, leading to diagnostic delays.
Observation:
- Two cases illustrate delayed Ewing's sarcoma diagnosis due to initial misdiagnosis as osteomyelitis.
- One case involved the tibia in a 16-month-old, the other a finger phalanx in a 7-month-old.
Findings:
- Diagnostic challenges arise from similar presentations and lack of clear laboratory distinctions between Ewing's sarcoma and osteomyelitis.
- Recent histochemical and cytogenetic advancements offer improved tumor identification methods.
Implications:
- Accurate and timely diagnosis of pediatric Ewing's sarcoma is critical for effective treatment.
- Further research is needed to resolve diagnostic controversies between osteomyelitis and Ewing's sarcoma.