title: Egg-shell silicotic calcification causing bronchoesophageal fistula.
mesh_terms: D001982:Bronchial Diseases / Q000000981:diagnostic imaging / Q000209:etiology*; D001983:Bronchial Fistula / Q000000981:diagnostic imaging / Q000209:etiology*; D002114:Calcinosis / Q000150:complications* / Q000209:etiology; D004937:Esophageal Fistula / Q000000981:diagnostic imaging / Q000209:etiology*; D005260:Female; D006801:Humans; D008875:Middle Aged; D011859:Radiography; D012829:Silicosis / Q000150:complications* / Q000473:pathology