Department of Radiodiagnosis,Maulana Azad Medical College and associated Lok Nayak Hospital;
Department of Pediatrics,Maulana Azad Medical College and associated Lok Nayak Hospital;
Department of Medicine,Maulana Azad Medical College and associated Lok Nayak Hospital;
Multi; detector; computed; tomography; Trachea; Bronchial; tree; Airway; abnormality; virtual; bronchoscopy;