{"id":"https://openalex.org/W2016629552","doi":"https://doi.org/10.1097/01.meg.0000224472.59051.7e","title":"A case of Crohn??s disease with hydronephrosis caused by ureteropelvic junction obstruction","display_name":"A case of Crohn??s disease with hydronephrosis caused by ureteropelvic junction obstruction","publication_year":2006,"publication_date":"2006-08-04","ids":{"openalex":"https://openalex.org/W2016629552","doi":"https://doi.org/10.1097/01.meg.0000224472.59051.7e","mag":"2016629552","pmid":"https://pubmed.ncbi.nlm.nih.gov/16894317"},"language":"en","primary_location":{"id":"doi:10.1097/01.meg.0000224472.59051.7e","doi":"https://doi.org/10.1097/01.meg.0000224472.59051.7e","is_oa":false,"landing_page_url":"https://doi.org/10.1097/01.meg.0000224472.59051.7e","pdf_url":null,"source":{"id":"https://openalex.org/S937433771","display_name":"European Journal of Gastroenterology & Hepatology","issn_l":"0954-691X","issn":["0954-691X","0594-691X","1473-5687"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-c","doyens","jufo-1","ki-jl-1","medline","norway-1","poland-40","russia-white-list-2","vabb-shw"],"host_organization":"https://openalex.org/P4310315671","host_organization_name":"Lippincott Williams & Wilkins","host_organization_lineage":["https://openalex.org/P4310315671","https://openalex.org/P4310318547"],"host_organization_lineage_names":["Lippincott Williams & Wilkins","Wolters Kluwer"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"European Journal of Gastroenterology & Hepatology","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref","pubmed"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5087096530","display_name":"Yoshitaka Ueno","orcid":"https://orcid.org/0000-0002-8848-4569","observed_orcids":["https://orcid.org/0000-0002-8848-4569"]},"institutions":[{"id":"https://openalex.org/I4210125056","display_name":"Hiroshima University Hospital","ror":"https://ror.org/038dg9e86","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4210125056"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Yoshitaka Ueno","raw_affiliation_strings":["Department of Endoscopy, Hiroshima University Hospital, Japan","Department of Endoscopy, Hiroshima University Hospital"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Endoscopy, Hiroshima University Hospital, Japan","institution_ids":["https://openalex.org/I4210125056"]},{"raw_affiliation_string":"Department of Endoscopy, Hiroshima University Hospital","institution_ids":["https://openalex.org/I4210125056"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5033251045","display_name":"Shinji Tanaka","orcid":"https://orcid.org/0000-0003-3906-6675","observed_orcids":["https://orcid.org/0000-0003-3906-6675"]},"institutions":[{"id":"https://openalex.org/I4210125056","display_name":"Hiroshima University Hospital","ror":"https://ror.org/038dg9e86","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4210125056"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"Shinji Tanaka","raw_affiliation_strings":["Department of Endoscopy, Hiroshima University Hospital","and reprint requests to Shinji Tanaka, MD, PhD, Department of Endoscopy, Hiroshima University Hospital, 1-2-3 Kasumi, Minami-ku, Hiroshima 734-8551, Japan","reprint requests to Shinji Tanaka, MD, PhD, Department of Endoscopy, Hiroshima University Hospital, 1-2-3 Kasumi, Minami-ku, Hiroshima 734-8551, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Endoscopy, Hiroshima University Hospital","institution_ids":["https://openalex.org/I4210125056"]},{"raw_affiliation_string":"and reprint requests to Shinji Tanaka, MD, PhD, Department of Endoscopy, Hiroshima University Hospital, 1-2-3 Kasumi, Minami-ku, Hiroshima 734-8551, Japan","institution_ids":["https://openalex.org/I4210125056"]},{"raw_affiliation_string":"reprint requests to Shinji Tanaka, MD, PhD, Department of Endoscopy, Hiroshima University Hospital, 1-2-3 Kasumi, Minami-ku, Hiroshima 734-8551, Japan","institution_ids":["https://openalex.org/I4210125056"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5013666054","display_name":"Hiroyuki Kanao","orcid":"https://orcid.org/0000-0003-1372-6145","observed_orcids":["https://orcid.org/0000-0003-1372-6145"]},"institutions":[{"id":"https://openalex.org/I4210125056","display_name":"Hiroshima University Hospital","ror":"https://ror.org/038dg9e86","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4210125056"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Hiroyuki Kanao","raw_affiliation_strings":["Department of Endoscopy, Hiroshima University Hospital"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Endoscopy, Hiroshima University Hospital","institution_ids":["https://openalex.org/I4210125056"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5076850237","display_name":"Kyoko Yoshioka","orcid":"https://orcid.org/0000-0003-3332-0038","observed_orcids":["https://orcid.org/0000-0003-3332-0038"]},"institutions":[{"id":"https://openalex.org/I113306721","display_name":"Hiroshima University","ror":"https://ror.org/03t78wx29","country_code":"JP","type":"education","lineage":["https://openalex.org/I113306721"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Kyoko Yoshioka","raw_affiliation_strings":["Department of Medicine and Molecular Science, Hiroshima University, Hiroshima, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Medicine and Molecular Science, Hiroshima University, Hiroshima, Japan","institution_ids":["https://openalex.org/I113306721"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5055382358","display_name":"Tsuyoshi Hatakeyama","orcid":"https://orcid.org/0009-0004-7438-0509","observed_orcids":["https://orcid.org/0009-0004-7438-0509"]},"institutions":[{"id":"https://openalex.org/I113306721","display_name":"Hiroshima University","ror":"https://ror.org/03t78wx29","country_code":"JP","type":"education","lineage":["https://openalex.org/I113306721"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Tsuyoshi Hatakeyama","raw_affiliation_strings":["Department of Medicine and Molecular Science, Hiroshima University, Hiroshima, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Medicine and Molecular Science, Hiroshima University, Hiroshima, Japan","institution_ids":["https://openalex.org/I113306721"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5002392229","display_name":"Masaru Shimamoto","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I113306721","display_name":"Hiroshima University","ror":"https://ror.org/03t78wx29","country_code":"JP","type":"education","lineage":["https://openalex.org/I113306721"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Masaru Shimamoto","raw_affiliation_strings":["Department of Medicine and Molecular Science, Hiroshima University, Hiroshima, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Medicine and Molecular Science, Hiroshima University, Hiroshima, Japan","institution_ids":["https://openalex.org/I113306721"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5082400578","display_name":"Yoshihiro Miyanaka","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I113306721","display_name":"Hiroshima University","ror":"https://ror.org/03t78wx29","country_code":"JP","type":"education","lineage":["https://openalex.org/I113306721"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Yoshihiro Miyanaka","raw_affiliation_strings":["Department of Medicine and Molecular Science, Hiroshima University, Hiroshima, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Medicine and Molecular Science, Hiroshima University, Hiroshima, Japan","institution_ids":["https://openalex.org/I113306721"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5070130847","display_name":"Toru Hiyama","orcid":"https://orcid.org/0000-0002-5843-232X","observed_orcids":["https://orcid.org/0000-0002-5843-232X"]},"institutions":[{"id":"https://openalex.org/I113306721","display_name":"Hiroshima University","ror":"https://ror.org/03t78wx29","country_code":"JP","type":"education","lineage":["https://openalex.org/I113306721"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Toru Hiyama","raw_affiliation_strings":["Health Service Center, Hiroshima University, Higashi-Hiroshima, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Health Service Center, Hiroshima University, Higashi-Hiroshima, Japan","institution_ids":["https://openalex.org/I113306721"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5113760987","display_name":"Masanori Ito","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I113306721","display_name":"Hiroshima University","ror":"https://ror.org/03t78wx29","country_code":"JP","type":"education","lineage":["https://openalex.org/I113306721"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Masanori Ito","raw_affiliation_strings":["Department of Medicine and Molecular Science, Hiroshima University, Hiroshima, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Medicine and Molecular Science, Hiroshima University, Hiroshima, Japan","institution_ids":["https://openalex.org/I113306721"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5043200769","display_name":"Yasuhiko Kitadai","orcid":"https://orcid.org/0000-0002-8743-3815","observed_orcids":["https://orcid.org/0000-0002-8743-3815"]},"institutions":[{"id":"https://openalex.org/I113306721","display_name":"Hiroshima University","ror":"https://ror.org/03t78wx29","country_code":"JP","type":"education","lineage":["https://openalex.org/I113306721"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Yasuhiko Kitadai","raw_affiliation_strings":["Department of Medicine and Molecular Science, Hiroshima University, Hiroshima, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Medicine and Molecular Science, Hiroshima University, Hiroshima, Japan","institution_ids":["https://openalex.org/I113306721"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5040876838","display_name":"Masaharu Yoshihara","orcid":"https://orcid.org/0000-0002-0212-0909","observed_orcids":["https://orcid.org/0000-0002-0212-0909"]},"institutions":[{"id":"https://openalex.org/I113306721","display_name":"Hiroshima University","ror":"https://ror.org/03t78wx29","country_code":"JP","type":"education","lineage":["https://openalex.org/I113306721"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Masaharu Yoshihara","raw_affiliation_strings":["Health Service Center, Hiroshima University, Higashi-Hiroshima, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Health Service Center, Hiroshima University, Higashi-Hiroshima, Japan","institution_ids":["https://openalex.org/I113306721"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5023958825","display_name":"Kazuaki Chayama","orcid":"https://orcid.org/0000-0002-5530-5341","observed_orcids":["https://orcid.org/0000-0002-5530-5341"]},"institutions":[{"id":"https://openalex.org/I113306721","display_name":"Hiroshima University","ror":"https://ror.org/03t78wx29","country_code":"JP","type":"education","lineage":["https://openalex.org/I113306721"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Kazuaki Chayama","raw_affiliation_strings":["Department of Medicine and Molecular Science, Hiroshima University, Hiroshima, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Medicine and Molecular Science, Hiroshima University, Hiroshima, Japan","institution_ids":["https://openalex.org/I113306721"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5033251045"],"corresponding_institution_ids":["https://openalex.org/I4210125056"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":{"value":0.0,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":87,"max":93},"biblio":{"volume":"18","issue":"9","first_page":"1015","last_page":"1018"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10134","display_name":"Inflammatory Bowel Disease","score":0.7211999893188477,"subfield":{"id":"https://openalex.org/subfields/2715","display_name":"Gastroenterology"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},"topics":[{"id":"https://openalex.org/T10134","display_name":"Inflammatory Bowel Disease","score":0.7211999893188477,"subfield":{"id":"https://openalex.org/subfields/2715","display_name":"Gastroenterology"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T12634","display_name":"Ureteral procedures and complications","score":0.15309999883174896,"subfield":{"id":"https://openalex.org/subfields/2748","display_name":"Urology"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T12578","display_name":"Diagnosis and treatment of tuberculosis","score":0.042100001126527786,"subfield":{"id":"https://openalex.org/subfields/2725","display_name":"Infectious Diseases"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/crohn-s-disease","display_name":"Crohn's disease","score":0.9990000128746033},{"id":"https://openalex.org/keywords/hydronephrosis","display_name":"hydronephrosis","score":0.9179999828338623},{"id":"https://openalex.org/keywords/ureteropelvic-junction-obstruction","display_name":"ureteropelvic junction obstruction","score":0.9980000257492065},{"id":"https://openalex.org/keywords/ureteral-obstruction","display_name":"ureteral obstruction","score":0.9789999723434448},{"id":"https://openalex.org/keywords/extraintestinal-manifestations","display_name":"extraintestinal manifestations","score":0.9419999718666077},{"id":"https://openalex.org/keywords/laparoscopic-pyeloplasty","display_name":"laparoscopic pyeloplasty","score":0.949999988079071},{"id":"https://openalex.org/keywords/5-aminosalicylic-acid","display_name":"5-aminosalicylic acid","score":0.843999981880188},{"id":"https://openalex.org/keywords/elemental-diet","display_name":"elemental diet","score":0.8700000047683716}],"concepts":[{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.9700767993927002},{"id":"https://openalex.org/C2781040948","wikidata":"https://www.wikidata.org/wiki/Q730877","display_name":"Hydronephrosis","level":3,"score":0.9463483095169067},{"id":"https://openalex.org/C2779863012","wikidata":"https://www.wikidata.org/wiki/Q9385","display_name":"Ureteropelvic junction","level":4,"score":0.8053213357925415},{"id":"https://openalex.org/C2779174533","wikidata":"https://www.wikidata.org/wiki/Q412479","display_name":"Mesalazine","level":4,"score":0.711024284362793},{"id":"https://openalex.org/C2777626661","wikidata":"https://www.wikidata.org/wiki/Q7262963","display_name":"Pyeloplasty","level":4,"score":0.6586478352546692},{"id":"https://openalex.org/C81182388","wikidata":"https://www.wikidata.org/wiki/Q353963","display_name":"Complication","level":2,"score":0.6440027952194214},{"id":"https://openalex.org/C2776664737","wikidata":"https://www.wikidata.org/wiki/Q9385","display_name":"Ureter","level":2,"score":0.6197877526283264},{"id":"https://openalex.org/C141071460","wikidata":"https://www.wikidata.org/wiki/Q40821","display_name":"Surgery","level":1,"score":0.6136707067489624},{"id":"https://openalex.org/C2780955771","wikidata":"https://www.wikidata.org/wiki/Q183425","display_name":"Abdominal pain","level":2,"score":0.5712726712226868},{"id":"https://openalex.org/C2779787475","wikidata":"https://www.wikidata.org/wiki/Q16244733","display_name":"Bowel obstruction","level":2,"score":0.5266328454017639},{"id":"https://openalex.org/C2777643690","wikidata":"https://www.wikidata.org/wiki/Q4665122","display_name":"Abdominal mass","level":2,"score":0.45393502712249756},{"id":"https://openalex.org/C2778653478","wikidata":"https://www.wikidata.org/wiki/Q1054718","display_name":"Kidney disease","level":2,"score":0.4502692222595215},{"id":"https://openalex.org/C2779280984","wikidata":"https://www.wikidata.org/wiki/Q1472","display_name":"Crohn's disease","level":3,"score":0.4377056658267975},{"id":"https://openalex.org/C2779134260","wikidata":"https://www.wikidata.org/wiki/Q12136","display_name":"Disease","level":2,"score":0.3741115927696228},{"id":"https://openalex.org/C77411442","wikidata":"https://www.wikidata.org/wiki/Q181100","display_name":"Urinary system","level":2,"score":0.3487887382507324},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.23936188220977783},{"id":"https://openalex.org/C2778260677","wikidata":"https://www.wikidata.org/wiki/Q917447","display_name":"Inflammatory bowel disease","level":3,"score":0.15836173295974731}],"mesh":[{"descriptor_ui":"D000328","descriptor_name":"Adult","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D003424","descriptor_name":"Crohn Disease","qualifier_ui":"Q000150","qualifier_name":"complications","is_major_topic":true},{"descriptor_ui":"D003424","descriptor_name":"Crohn Disease","qualifier_ui":"Q000473","qualifier_name":"pathology","is_major_topic":false},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D006869","descriptor_name":"Hydronephrosis","qualifier_ui":"Q000209","qualifier_name":"etiology","is_major_topic":true},{"descriptor_ui":"D007682","descriptor_name":"Kidney Pelvis","qualifier_ui":"Q000601","qualifier_name":"surgery","is_major_topic":false},{"descriptor_ui":"D008297","descriptor_name":"Male","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D010535","descriptor_name":"Laparoscopy","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D014517","descriptor_name":"Ureteral Obstruction","qualifier_ui":"Q000150","qualifier_name":"complications","is_major_topic":true},{"descriptor_ui":"D014517","descriptor_name":"Ureteral Obstruction","qualifier_ui":"Q000601","qualifier_name":"surgery","is_major_topic":false}],"locations_count":2,"locations":[{"id":"doi:10.1097/01.meg.0000224472.59051.7e","doi":"https://doi.org/10.1097/01.meg.0000224472.59051.7e","is_oa":false,"landing_page_url":"https://doi.org/10.1097/01.meg.0000224472.59051.7e","pdf_url":null,"source":{"id":"https://openalex.org/S937433771","display_name":"European Journal of Gastroenterology & Hepatology","issn_l":"0954-691X","issn":["0954-691X","0594-691X","1473-5687"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-c","doyens","jufo-1","ki-jl-1","medline","norway-1","poland-40","russia-white-list-2","vabb-shw"],"host_organization":"https://openalex.org/P4310315671","host_organization_name":"Lippincott Williams & Wilkins","host_organization_lineage":["https://openalex.org/P4310315671","https://openalex.org/P4310318547"],"host_organization_lineage_names":["Lippincott Williams & Wilkins","Wolters Kluwer"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"European Journal of Gastroenterology & Hepatology","raw_type":"journal-article"},{"id":"pmid:16894317","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/16894317","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"European journal of gastroenterology & hepatology","raw_type":"Case Reports"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.9940000176429749,"display_name":"Good health and well-being","id":"https://metadata.un.org/sdg/3"}],"study_designs":[{"display_name":"Case Report","id":"https://openalex.org/study-designs/case-report"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":15,"referenced_works":["https://openalex.org/W37418908","https://openalex.org/W81241538","https://openalex.org/W166547845","https://openalex.org/W1987538194","https://openalex.org/W1988173708","https://openalex.org/W2039991293","https://openalex.org/W2061741311","https://openalex.org/W2062745584","https://openalex.org/W2067290171","https://openalex.org/W2091213813","https://openalex.org/W2111773562","https://openalex.org/W2318154300","https://openalex.org/W2402006658","https://openalex.org/W2418682345","https://openalex.org/W2418936942"],"related_works":["https://openalex.org/W2030642735","https://openalex.org/W2418332206","https://openalex.org/W2071147434","https://openalex.org/W4411863044","https://openalex.org/W2037063703","https://openalex.org/W92413861","https://openalex.org/W1986062884","https://openalex.org/W2067290171","https://openalex.org/W2411942162","https://openalex.org/W2461358081"],"abstract_inverted_index":{"Ureteral":[0,81],"obstruction":[1,46,82],"is":[2,71,88],"a":[3,16,84],"rare":[4],"extraintestinal":[5],"manifestation":[6],"of":[7,15,75,86],"Crohn's":[8],"disease":[9],"(CD).":[10],"We":[11],"report":[12,74],"the":[13,38,56,60,72],"case":[14],"20-year-old":[17],"man":[18],"who":[19],"presented":[20],"with":[21,78],"fever,":[22],"diarrhoea,":[23],"and":[24,32,41,53,59],"lower":[25],"abdominal":[26,35],"pain.":[27],"Diagnostic":[28],"studies":[29],"confirmed":[30],"CD":[31,76,87],"revealed":[33],"an":[34,50],"mass":[36],"obstructing":[37],"right":[39],"ureter":[40],"hydronephrosis.":[42],"Ureteropelvic":[43],"junction":[44],"(UPJ)":[45],"was":[47,68],"diagnosed.":[48],"Despite":[49],"elemental":[51],"diet":[52],"mesalazine":[54],"therapy,":[55],"hydronephrosis":[57],"persisted,":[58],"patient":[61],"eventually":[62],"required":[63],"surgery.":[64],"Successful":[65],"laparoscopic":[66],"pyeloplasty":[67],"performed.":[69],"This":[70],"first":[73],"associated":[77],"UPJ":[79],"obstruction.":[80],"as":[83],"complication":[85],"discussed.":[89]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2012,"cited_by_count":1}],"updated_date":"2026-10-31T12:09:11.096373","created_date":"2016-06-24T00:00:00"}