ILO description of radiographic features of pneumoconioses A
ILO description of radiographic features of pneumoconioses A
Synopsis of parameters and additional symbols that are noted and graded on the International Labour Organization (ILO) pneumoconiosis form.
I: irregular;
p, q, r, s, t, u: these designations refer to the size and shape of nodules;
qq: all nodules are described by q (small, rounded nodules with diameter 1.5 up to about 3 mm);
qt: mix of q and t with q predominating;
R: regular;
RUZ: right upper lung zone size;
tq: mix of t and q nodules with t predominating;
tt: all nodules are described by t (irregular nodules with diameter 1.5 up to about 3 mm).
