Arterial blood gases may reveal signs of hypoxemia when tested in a lab. Respiratory alkalosis may also be present. Peripheral lymphocytosis can be observed. A lung biopsy may also be indicated.
Lymphocytic interstitial pneumonia
Desquamative interstitial pneumonia
Usual interstitial pneumonia
Non-specific interstitial pneumonia
Granulomatous–lymphocytic interstitial lung disease
Diffuse panbronchiolitis
Diffuse alveolar damage
Pulmonary alveolar microlithiasis