Standard films
ILO 2022 standard reference films for side-by-side comparison — click to zoom/pan (in-house reference use only).
Normal
Small opacities
Large opacities
Pleural
Film quality
Credit / reference
Standard films and the classification scheme are from the ILO International Classification of Radiographs of Pneumoconioses (ILO 2022 Digital Standard Images; guidelines revised edition 2011) © International Labour Organization (ILO). Used for in-house, non-commercial reference only.ilo.org — ILO International Classification of Radiographs of PneumoconiosesOpen ILO guidelines (PDF)