title: Thorotrast granuloma of the neck.
mesh_terms: D000368:Aged; D006099:Granuloma / Q000139:chemically induced* / Q000628:therapy; D006801:Humans; D008297:Male; D009333:Neck; D013911:Thorium Dioxide / Q000009:adverse effects*
chemical_list: D013911:Thorium Dioxide