Mediastinum

Pleural Effusion

Pneumothorax

Superior Vena Caval Obstruction

Pancoast Tumor

Diaphragmatic Paralysis

Cavitary Lung Disease

Partial Airway Obstruction

Bronchial Asthma

Chest Wall Lesions

Upper Airway Obstruction

Chronic Obstructive Lung Disease

Sleep Apnoea Syndrome