Table 1.

Common occupational diseases that may be misdiagnosed as non-occupational

Non-occupational disease	Occupational disease
Asthma	Sensitizer-induced occupational asthma
	Irritant-induced asthma/reactive airways dysfunction syndrome
	Work-exacerbated asthma
COPD	Occupational COPD
	Irritant (chronic) bronchitis
Pneumonia	Hypersensitivity pneumonitis
	Acute chemical pneumonitis
Idiopathic pulmonary fibrosis	Asbestosis
	Coal workers' pneumoconiosis
	Uranium workers' pneumoconiosis
	Hard metal disease
	Chronic hypersensitivity pneumonitis
Sarcoidosis	Chronic beryllium disease
	Chronic hypersensitivity pneumonitis
	Aluminum-induced pulmonary granulomatosis