Fig. 1From: Diagnosis of perinuclear anti-neutrophil cytoplasmic antibody-associated microscopic polyangiitis in silicotics: case reportSimple chest radiographs. a 6 months before admission, numerous nodules in both lungs were observed. The majority of the nodules were quite dense suggesting calcification. b Upon admission, newly developed haziness was noted in both lungs suggesting pneumonia, edema, or hemorrhageBack to article page