Thorotrast granuloma of the neck.
D005119:Extravasation of Diagnostic and Therapeutic Materials; D006099:Granuloma / Q000139:chemically induced*; D006801:Humans; D008297:Male; D008875:Middle Aged; D009333:Neck; D013911:Thorium Dioxide / Q000009:adverse effects*
D013911:Thorium Dioxide