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Ewing's sarcoma of the ilium presenting as unilateral sacroiliitis
H M Adelman1, P M Wallach, M T Flannery
1Department of Internal Medicine, University of South Florida, College of Medicine, Tampa 33612.
The Journal of Rheumatology
|July 1, 1991
Insights
Ewing's sarcoma can manifest as unilateral sacroiliac pain in young adults. This case highlights the importance of considering this rare bone cancer in the differential diagnosis of persistent pelvic pain.
Area of Science:
- Oncology
- Orthopedic Surgery
- Pathology
Background:
- Ewing sarcoma is a rare bone cancer primarily affecting children and young adults.
- Sacroiliac joint pain is often attributed to musculoskeletal or inflammatory conditions.
- Atypical presentations of Ewing sarcoma can delay diagnosis.
Observation:
- A 24-year-old male presented with unilateral sacroiliac pain and constitutional symptoms.
- Initial symptoms mimicked common causes of pelvic pain.
- Diagnostic workup included imaging and biopsy.
Findings:
- Pathohistologic evaluation of the biopsy confirmed Ewing sarcoma.
- The tumor involved the sacroiliac region.
- This represents an uncommon site for Ewing sarcoma presentation.
Implications:
- Clinicians should consider Ewing sarcoma in the differential diagnosis of unexplained unilateral sacroiliac pain, especially in young patients with constitutional symptoms.
- Early recognition and diagnosis are crucial for timely treatment and improved outcomes in Ewing sarcoma.
- This case underscores the need for thorough investigation of persistent pelvic pain syndromes.
Abstract:
We describe a 24-year-old man who presented with unilateral sacroiliac pain associated with constitutional symptoms. Subsequent biopsy and pathohistologic evaluation demonstrated Ewing's sarcoma. We emphasize a consideration of Ewing's sarcoma in the differential diagnosis of unilateral sacroiliac pain.