Pneumoconiosis Flashcards
1
Q
What are the different types of Coal Worker’s Pneumoconiosis?
A
Anthracosis- from pollution, not very much accumulation
Asymptomatic- no cell rxn
Simple - macule, nodule with collagen fibrils
Complicated- progressive or massive fibrosis
PMF (Pulmonary Massive Fibrosis)- Scarring
2
Q
What is Silicosis?
A
Fibrogenic antigen coming from stone based working
Progressive SOB
Pure Quartz is very fibrogenic leads to collagen deposition in the lungs
3
Q
How can silicosis be diagnosed?
A
Polarized light on nodule tissue shows the shiny particles!
4
Q
What is the difference between serpentines and amphiboles in Asbestosis?
A
Serp: Flexible (more common, easier to get rid of)
Amph: Brittle/Straight (more pathogenic) correlates with mesothelioma
