Kaplan sendromu, Caplan’s syndrome (Caplan disease / rheumatoid pneumoconiosis) 

Caplan syndrome RA + pneumoconiosis related to mining dust (coal, asbestos, silica).

Especially those working in anthracite coal-mines, asbestosis, silicosis

Caplan-Collinet sendromu , silikoartroz olarak da bilinir.