Ahn [1] reviewed the State-of-the-art diagnostic role of bronchoscopy. Adaptable bronchoscopy is a crucial diagnostic tool while in the medical subject of respiratory medicine. Over the past decade, endobronchial ultrasound (EBUS) has become launched in clinics. Convex probe-EBUS has been used to diagnose many central lung lesions and it https://directivepublications.org/journal-of-respiratory-medicine-and-research/