Fig. 5From: Two cases of hard metal lung disease showing gradual improvement in pulmonary function after avoiding dust exposureHRCT findings before and after the avoidance of exposure in Case 2. Bilateral diffuse centrilobular micronodular opacities and reticular shadows. a: before the avoidance (a-1: upper lobe; a-2: lower lobe); b: after the avoidance (b-1: upper lobe; b-2: lower lobe)Back to article page