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Spindle cell sarcomatoid carcinoma: first case reported in the trachea.
Kurtuluş Aksu1, Zafer Aktaş, Funda Aksu
1Department of Chest Diseases, Atatürk Chest Diseases and Chest Surgery Training and Research Hospital, Ankara, Turkey. kurtulusaksu@yahoo.com
Tuberkuloz Ve Toraks
|September 30, 2009
Summary
This study reports the first case of spindle cell sarcomatoid carcinoma of the trachea, a rare tracheal tumor. The patient underwent successful endoscopic resection, improving airway patency and receiving a definitive diagnosis.
Area of Science:
- Oncology
- Pulmonology
- Pathology
Background:
- Primary malignant tracheal tumors are rare, with squamous cell carcinoma and adenoid cystic carcinoma being the most common types.
- These tumors typically exhibit aggressive behavior and a poor prognosis.
- Spindle cell sarcomatoid carcinoma is a rare subtype found in various organs but not previously documented in the trachea.
Observation:
- A 78-year-old male ex-smoker presented with weight loss, dyspnea, cough, and hemoptysis.
- Imaging revealed an endoluminal carinal mass, and bronchoscopy confirmed a tracheal tumor.
- Endoscopic argon plasma coagulation was used for biopsy and airway recanalization.
Findings:
- The tumor exhibited a fascicular pattern of spindle cells with atypical mitotic figures and nuclear pleomorphism.
- Immunohistochemistry showed positivity for epithelial membrane antigen, supporting epithelial differentiation.
- Histopathological analysis confirmed the diagnosis of spindle cell sarcomatoid carcinoma of the trachea.
Implications:
- This case represents the first documented instance of spindle cell sarcomatoid carcinoma originating in the trachea.
- Successful endoscopic management achieved significant tumor debulking and airway patency.
- Further research into this rare tracheal malignancy and its optimal treatment strategies is warranted.
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