title: Appendiculo-vesical fistula with stone in the appendix.
mesh_terms: D000293:Adolescent; D001065:Appendix; D002118:Calcium / Q000032:analysis; D002137:Calculi / Q000150:complications*; D006417:Hematuria / Q000150:complications; D006801:Humans; D007410:Intestinal Diseases / Q000150:complications; D007412:Intestinal Fistula / Q000150:complications*; D008297:Male; D010070:Oxalates / Q000032:analysis; D010710:Phosphates / Q000032:analysis; D011776:Pyuria / Q000150:complications; D001747:Urinary Bladder Fistula / Q000150:complications*; D014567:Urography
chemical_list: D010070:Oxalates; D010710:Phosphates; D002118:Calcium