High resolution chest CT scan may be helpful in the diagnosis of<unk>  bronchiolitis. Findings on CT scan suggestive of<unk>  bronchiolitis include mosaic or diffuse air trapping, bronchial wall thickening, linear opacities, centrilobular nodules, and bronchiectasis (dilated airways).
Adult bronchiolitis CT
Adult bronchiolitis MRI
Bronchial atresia CT
Adult bronchiolitis x ray
Asthma CT
Bronchiectasis CT
Tracheitis echocardiography and ultrasound
Laryngomalacia endoscopy