Other occupational lung diseases
*Coal workers pneumoconiosis
Simple Interstitial pulmonaty diseases
pncumoconiosis see later
• It’s radiological finding
• It doesn’t_progress to fibrosis
Byssinosis (cotton)
☺Initially à Bronchiolitis
à GOAD e.g. occupational bronchial asthma
Q Humidifier fever
It’s caused by water borne micro organism including amoeba from contaminated humidifiers in air conditioning system.
Fever - dyspnea (Bronchiolitis)
Also Legionella can be transmitted from humidifier

Source: Internal Medicine Book of Dr.Osama Mahmoud (Ain Shams University)