Coal worker pneumoconiosis

**Definition:** Coalworker pneumoconiosis, an interstitial lung disease due to inhalation of coal dust. The accumulation of coal in the lung leads to fibrosis and formation of coal macules which are seen on chest X-ray as opacities and fibrosis.

**Inclusions:** - Anthracosilicosis - Anthracosis - Black lung - Coalworker lung

**Exclusions:** - with tuberculosis