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Superficial endobronchial lung cancer: radiologic-pathologic correlation.
Nae Jin Han1, Koun-Sik Song, Kyung Hee Lee
1Department of Radiology, Asan Medical Center, University of Ulsan College of Medicine, Seoul, Korea.
Korean Journal of Radiology
|January 7, 2003
Summary
Computed tomography (CT) detects superficial endobronchial lung cancer in 79% of patients. While CT findings show some disagreement with pathology, bronchial obstruction or thickening warrants further investigation with bronchoscopy.
Area of Science:
- Pulmonology
- Radiology
- Oncology
Background:
- Superficial endobronchial lung cancer presents diagnostic challenges.
- Accurate imaging is crucial for early detection and treatment planning.
Purpose of the Study:
- To analyze plain chest radiography and CT findings in superficial endobronchial lung cancer.
- To correlate imaging findings with histopathology results.
Main Methods:
- Retrospective review of chest radiographs and CT scans from 19 patients with pathologically confirmed endobronchial lung cancer.
- Assessment for parenchymal abnormalities, endobronchial nodules, bronchial obstruction, and wall thickening/stenosis.
- Comparison of imaging findings with histopathologic diagnoses.
Main Results:
- 16 of 19 patients had abnormal chest radiographs.
- CT revealed bronchial abnormalities in 15 patients (79%), including endobronchial nodules (7), obstruction (5), and thickening/stenosis (3).
- Histopathology showed endobronchial nodules in 11, thickening in 6, elevated mucosa in 1, and carcinoma in situ in 1.
Conclusions:
- CT is valuable in detecting superficial endobronchial lung cancer, identifying abnormalities in 79% of cases.
- Discrepancies exist between CT and histopathologic findings of bronchial lesions.
- Nonspecific findings like bronchial obstruction or thickening necessitate further evaluation, potentially including bronchoscopy.