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Rapidly growing intrathoracic extraskeletal Ewing's sarcoma.
Yoshio Tsunezuka1, Takahiro Furusawa, Tsuyoshi Yachi
1Department of General Thoracic Surgery, Ishikawa Prefectural Central Hospital, Kanazawa, Japan. tsuney@nifty.com
Interactive Cardiovascular and Thoracic Surgery
|November 24, 2011
Summary
Intrathoracic Ewing's sarcoma is rare. This case highlights an extraskeletal Ewing's sarcoma initially stable for years, then rapidly growing with a 17-day volume doubling time.
Area of Science:
- Oncology
- Thoracic Surgery
- Radiology
Background:
- Intrathoracic Ewing's sarcoma is an exceptionally rare malignant neoplasm.
- Extraskeletal Ewing's sarcoma (EES) can present in various locations, including the thorax.
Observation:
- A 27-year-old female presented with a rapidly growing chest mass detected on roentgenogram.
- Initial CT scan revealed a 20 mm pleural nodule, stable for 5 years.
- The tumor rapidly increased to 90 mm within one year, exhibiting a 17-day volume doubling time.
Findings:
- The case demonstrates a rare instance of intrathoracic extraskeletal Ewing's sarcoma.
- The tumor exhibited a prolonged period of stability followed by rapid, aggressive growth.
- Rapid tumor growth suggests a potential for aggressive behavior even after long-term stability.
Implications:
- This case underscores the importance of vigilant monitoring for intrathoracic neoplasms, even those initially appearing stable.
- Understanding the growth dynamics of extraskeletal Ewing's sarcoma is crucial for timely intervention.
- Further research into the factors influencing EES growth patterns may improve patient outcomes.
