Ewing sarcoma of the first metacarpal: a rare case report with thumb-sparing resection and fibular graft reconstruction - Summary - MDSpire

Ewing sarcoma of the first metacarpal: a rare case report with thumb-sparing resection and fibular graft reconstruction

  • By

  • Aouinti Mohamed Nizar

  • Sahar Ben Ammar

  • Walid Saied

  • Hajer Ben Mansour

  • Ahmed Hamdi

  • Henda Rais

  • Sami Bouchoucha

  • Rim Boussetta

  • April 20, 2026

  • 0 min

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Objective:

To present a rare case of Ewing sarcoma in the first metacarpal of a child's dominant thumb and discuss the treatment approach involving thumb-sparing resection and fibular graft reconstruction, highlighting its significance in pediatric oncology.

Key Findings:
  • Ewing sarcoma of the first metacarpal is extremely rare, especially in pediatric patients, necessitating innovative treatment approaches.
  • Thumb-sparing resection with fibular graft reconstruction is a viable alternative to amputation, potentially improving quality of life.
  • Despite a poor histological response, the surgical margins were tumor-free, indicating effective local control.
Interpretation:

The case illustrates the potential for limb-sparing surgery in pediatric Ewing sarcoma, emphasizing the importance of balancing oncological safety with functional preservation to enhance patient outcomes.

Limitations:
  • Limited generalizability due to the rarity of the case.
  • Short follow-up period may not capture long-term outcomes.
  • Further research is needed to validate the effectiveness of this approach in larger cohorts.
Conclusion:

This case supports the use of limb-sparing techniques in selected pediatric patients with Ewing sarcoma of the first metacarpal, highlighting the importance of oncological principles in achieving functional outcomes.

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