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Transbronchial fine needle aspiration in clinical practice
F Rodríguez de Castro1, A Rey, J Caminero
1Sección de Neumologia, Hospital Ntra. Sra. del Pino, Facultad de Ciencias de la Salud, Universidad de Las Palmas de Gran Canaria, Las Palmas, Spain.
Summary
Transbronchial fine needle aspiration (TBFNA) is a reliable, low-risk procedure for diagnosing lung and mediastinal lesions. This study shows TBFNA offers good sensitivity in specific cases, aiding in cancer staging and diagnosis.
Area of Science:
- Pulmonology
- Oncology
- Diagnostic Imaging
Background:
- Transbronchial fine needle aspiration (TBFNA) is an established diagnostic tool.
- Evaluating the efficacy of TBFNA across various lesion types is crucial for clinical decision-making.
Purpose of the Study:
- To review the experience and assess the diagnostic utility of TBFNA over a 3-year period.
- To determine the sensitivity and reliability of TBFNA for different thoracic abnormalities.
Main Methods:
- A retrospective review of 112 TBFNAs performed on 95 patients.
- Analysis of aspirates from peripheral lung lesions, submucosal infiltrative lesions, mediastinal abnormalities, and for bronchogenic carcinoma staging.
Main Results:
- TBFNA achieved 82.3% sensitivity for submucosal lesions, providing definitive diagnosis in 5 cases.
- Sensitivity was 76.9% for mediastinal staging of bronchogenic carcinoma, with no false positives.
- Overall sensitivity for disease detection was 65.8%, with lower sensitivity (26%) for mediastinal lesions near airways.
Conclusions:
- TBFNA is a reliable and low-risk procedure for diagnosing thoracic lesions.
- The technique is particularly valuable for submucosal lesions and mediastinal staging of lung cancer.
- While sensitivity varies by lesion type, TBFNA can avoid more invasive procedures.