Diagnosis | Investigations |
---|---|
Cystic fibrosis | Sweat test, DNA analysis |
Primary ciliary dyskinesia | Ciliary brushings for structure and function, nasal nitric oxide |
Congenital lung abnormalities | Chest x ray, CT chest scan |
Tracheobronchomalacia | Flexible bronchoscopy |
Vascular ring | Barium swallow |
Bronchiectasis | Chestx ray, CT chest scan |
Obliterative bronchiolitis | CT chest scan, viral titres |
Inhaled foreign body | Chest x ray, inspiratory and expiratory chest imaging (older children), rigid bronchoscopy |
Recurrent aspiration | Chest xray, bronchoalveolar lavage for fat laden macrophages, radiolabelled milk scan |
Congenital heart disease | Echocardiography, electrocardiography |
Vocal cord dysfunction | Laryngoscopy |
Gastro-oesophageal reflux | 24 hour pH study or radiolabelled milk scan |
Immune problems | Immune function testing |
CT, computed tomography.