<unk>  radiography is usually performed to rule out any acute pulmonary or cardiac pathology. In patients with<unk>  syndrome a<unk>  X-ray should be normal.
Hyperventilation syndrome chest x ray
Chronic obstructive pulmonary disease other diagnostic studies
Asthma chest x ray
Alpha 1-antitrypsin deficiency physical examination
Farmer's lung laboratory findings
Acute respiratory distress syndrome chest x ray
Respiratory failure chest x ray
Linitis plastica chest x ray