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Updated: Feb 25, 2026

Three-Dimensional Bone Extracellular Matrix Model for Osteosarcoma
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Ewing's sarcoma masquerading as chronic osteomyelitis: a case report.

K Mathur1,2, Ali Asad Nazir3, V P Sumathi4

  • 1Department Of Orthopaedics, Alexandra Hospital, B98 7UB, Redditch, UK. mathurkeshav@hotmail.com.

European Journal of Orthopaedic Surgery & Traumatology : Orthopedie Traumatologie
|July 30, 2017
PubMed
Summary

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Ewing's sarcoma can mimic tuberculous chronic osteomyelitis in adults, leading to diagnostic delays. Early recognition is crucial to prevent severe outcomes from this rare presentation.

Area of Science:

  • Oncology
  • Infectious Diseases
  • Orthopedic Surgery

Background:

  • Tuberculous chronic osteomyelitis is a challenging infection often requiring prolonged treatment.
  • Ewing sarcoma is a rare bone cancer typically affecting younger individuals.
  • Misdiagnosis between these conditions can lead to delayed treatment and adverse outcomes.

Purpose of the Study:

  • To highlight an unusual case of adult female Ewing sarcoma initially misdiagnosed as tuberculous chronic osteomyelitis.
  • To emphasize the diagnostic challenges and potential for misidentification between these two distinct pathologies.
  • To underscore the importance of considering rare diagnoses in persistent or atypical presentations.

Main Methods:

  • Case report of an adult female patient.
Keywords:
Ewing’s sarcomaOsteomyelitis

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  • Review of clinical presentation, diagnostic workup, and treatment course.
  • Comparison of clinical and radiological features of Ewing sarcoma and tuberculous osteomyelitis.

    • Main Results:

    • The patient initially received treatment for tuberculous chronic osteomyelitis.
    • Diagnosis of Ewing sarcoma was significantly delayed due to the initial misdiagnosis.
    • The unusual presentation underscores the potential for these conditions to masquerade each other.

    Conclusions:

    • Ewing sarcoma can present atypically in adults, mimicking chronic infectious processes like tuberculous osteomyelitis.
    • Diagnostic delays can occur when these conditions are confused, potentially leading to poorer prognoses.
    • Increased awareness and consideration of differential diagnoses are vital for timely and accurate diagnosis.