Endobronchial Ultrasound Using Guide Sheath-Guided Transbronchial Lung Biopsy in Ground-Glass Opacity Pulmonary Lesions without Fluoroscopic Guidance
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View abstract on PubMed
Summary
This summary is machine-generated.Radial probe endobronchial ultrasound-guided transbronchial lung biopsy (RP-EBUS-TBLB) aids in diagnosing ground-glass opacity (GGO) pulmonary lesions. Larger lesion size and the mixed blizzard sign on EBUS improve diagnostic success.
Area Of Science
- Pulmonology
- Interventional Pulmonology
- Diagnostic Imaging
Background
- Diagnosing ground-glass opacity (GGO) pulmonary lesions presents significant clinical challenges.
- Accurate diagnosis is crucial for appropriate patient management and treatment planning.
Purpose Of The Study
- To evaluate the diagnostic utility and safety of radial probe endobronchial ultrasound-guided transbronchial lung biopsy (RP-EBUS-TBLB) for pulmonary GGO lesions.
- To identify factors influencing the diagnostic yield of RP-EBUS-TBLB in this patient cohort.
Main Methods
- Retrospective analysis of 115 RP-EBUS-TBLB procedures performed for GGO pulmonary lesions.
- Assessment of EBUS visualization yield, diagnostic success rates, and complication rates.
- Correlation of diagnostic yield with lesion size, EBUS findings (e.g., mixed blizzard sign), and procedural technique.
Main Results
- The overall diagnostic yield for GGO lesions was 60% (69/115).
- Larger lesion size (21.9 mm vs. 17.1 mm) and the presence of the 'mixed blizzard sign' on EBUS were significantly associated with diagnostic success.
- Diagnostic yield increased with lesion size, reaching 85.7% for lesions >30 mm.
Conclusions
- RP-EBUS-TBLB, even without fluoroscopic guidance, is a feasible and effective method for diagnosing pulmonary GGO lesions.
- Lesion size and specific EBUS imaging characteristics are key predictors of successful diagnosis, guiding procedural planning.
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