Ahn [1] reviewed the Superior diagnostic purpose of bronchoscopy. Flexible bronchoscopy is a vital diagnostic Device within the clinical discipline of respiratory medicine. In the last decade, endobronchial ultrasound (EBUS) has become launched in clinics. Convex probe-EBUS has actually been accustomed to diagnose many central lung lesions and it https://directivepublications.org/journal-of-respiratory-medicine-and-research/