title: Chest wall mass with right upper lung field opacity.
mesh_terms: D000368:Aged; D005547:Foreign Bodies; D005548:Foreign-Body Migration; D006801:Humans; D008297:Male; D010232:Paraffin; D011025:Pneumonolysis / Q000009:adverse effects*; D013909:Thorax
chemical_list: D010232:Paraffin