title: [Significance of barium retained in the appendix. Observation of a case of appendicitis with barium retained for 4 years].
mesh_terms: D001064:Appendicitis / Q000139:chemically induced* / Q000000981:diagnostic imaging; D001466:Barium Sulfate / Q000009:adverse effects*; D006801:Humans; D008297:Male; D008875:Middle Aged; D011859:Radiography; D013997:Time Factors
chemical_list: D001466:Barium Sulfate
vernacular_title: Significativo del bario retenido en el apéndice. Observación de un caso de apendicitis con bario retenido durante 4 años.