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Leiomyosarcoma: a rare presentation as multifocal lesion.

Mohanad Kareem Aftan1, Afra Alfalahi2, Ethar Alzeena2

  • 1Rashid Hospital, Dubai Health Authority, Dubai, United Arab Emirates.

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|September 14, 2020
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Summary

This case study highlights an unusual multifocal presentation of leiomyosarcoma, a rare soft tissue cancer. The cancer appeared in multiple distinct body regions, presenting a diagnostic challenge.

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Area of Science:

  • Oncology
  • Pathology
  • Medical Imaging

Background:

  • Leiomyosarcoma is a rare malignant mesenchymal neoplasm, comprising 5-10% of all soft tissue sarcomas.
  • Soft tissue sarcomas can arise in various locations, but multifocal presentations are uncommon.

Observation:

  • A patient presented with leiomyosarcoma exhibiting an unusual multifocal pattern.
  • Involvement was noted in the retroperitoneal, mediastinal, pulmonary, uterine, and bony regions.
  • The liver was notably unaffected, with no detected lesions.

Findings:

  • The case demonstrates a rare instance of leiomyosarcoma manifesting simultaneously across multiple, distinct anatomical sites.
  • Multifocal leiomyosarcoma requires comprehensive diagnostic evaluation to identify all affected areas.

Implications:

  • This presentation underscores the importance of considering rare patterns in diagnosing leiomyosarcoma.
  • Awareness of such multifocal disease is crucial for accurate staging and treatment planning.
  • Further research into the mechanisms of multifocal leiomyosarcoma development may improve patient outcomes.