{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,3,25]],"date-time":"2026-03-25T22:45:42Z","timestamp":1774478742432,"version":"3.50.1"},"reference-count":12,"publisher":"Wiley","issue":"6","license":[{"start":{"date-parts":[[2023,8,28]],"date-time":"2023-08-28T00:00:00Z","timestamp":1693180800000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["IJU Case Reports"],"published-print":{"date-parts":[[2023,11]]},"abstract":"<jats:sec><jats:title>Introduction<\/jats:title><jats:p>Most congenital ureteral strictures occur at the ureteropelvic or ureterovesical junction in children. Mid\u2010ureteral stricture is very rare and can cause congenital hydronephrosis. Only a few studies have reported on coexisting mid\u2010ureteral stricture with ipsilateral atrophic kidney in young adults.<\/jats:p><\/jats:sec><jats:sec><jats:title>Case presentation<\/jats:title><jats:p>A 16\u2010year\u2010old girl presented with repeated urinary tract infection. Computed tomography revealed a right atrophic kidney and hydroureter. Retrograde pyelography showed a mid\u2010ureteral stricture. Laparoscopic nephroureterectomy was performed, and histological examination revealed mid\u2010ureteral stricture with hyperplasia of the fibrous connective tissue and an atrophic kidney.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusion<\/jats:title><jats:p>Mid\u2010ureteral stricture in a young adult is extremely rare. Appropriate imaging studies including retrograde pyelography are necessary for accurate diagnosis of mid\u2010ureteral stricture.<\/jats:p><\/jats:sec>","DOI":"10.1002\/iju5.12620","type":"journal-article","created":{"date-parts":[[2023,8,29]],"date-time":"2023-08-29T06:46:09Z","timestamp":1693291569000},"page":"349-352","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":1,"title":["A case of mid\u2010ureteral stricture with ipsilateral atrophic kidney in a young adult"],"prefix":"10.1002","volume":"6","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-8536-3534","authenticated-orcid":false,"given":"Arisa","family":"Machida","sequence":"first","affiliation":[{"name":"Department of Urology Iwate Medical University School of Medicine  Yahaba 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