{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,8,20]],"date-time":"2026-08-20T21:58:01Z","timestamp":1787263081500,"version":"build-2736575974"},"reference-count":17,"publisher":"Wiley","issue":"8","license":[{"start":{"date-parts":[[2025,4,7]],"date-time":"2025-04-07T00:00:00Z","timestamp":1743984000000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by-nc\/4.0\/"},{"start":{"date-parts":[[2025,4,7]],"date-time":"2025-04-07T00:00:00Z","timestamp":1743984000000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/doi.wiley.com\/10.1002\/tdm_license_1.1"}],"funder":[{"DOI":"10.13039\/501100014683","name":"Region Kalmar l\u00e4n","doi-asserted-by":"publisher","award":["997414"],"award-info":[{"award-number":["997414"]}],"id":[{"id":"10.13039\/501100014683","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Acta Paediatrica"],"published-print":{"date-parts":[[2025,8]]},"abstract":"<jats:title>ABSTRACT<\/jats:title>\n                  <jats:sec>\n                    <jats:title>Aim<\/jats:title>\n                    <jats:p>To explore the possibility of reducing the diagnostic burden in children with prenatally detected unilateral ureteropelvic junction obstruction.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods<\/jats:title>\n                    <jats:p>Children with unilateral ureteropelvic junction obstruction (2012\u20132020) were identified from a prenatal hydronephrosis registry. The frequency of adverse events, predictors for event\u2010free follow\u2010up beyond 1\u2009year of age, and examination burden in children with conservatively managed unilateral ureteropelvic junction obstruction were assessed. Adverse events included febrile urinary tract infections, &gt;\u200910% decline in differential renal function, or both, leading to surgery. Follow\u2010up ended at clinical conclusion or surgical decision.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>\n                      Forty\u2010seven children were included, with a follow\u2010up of median 22.5 (2\u2013115, min\u2010max) months. Overall, 43% (20\/47) had no adverse events. Adverse events occurred within 2\u2009years in 85% (23\/27). Predictors of event\u2010free follow\u2010up beyond 1\u2009year were a postnatal anteroposterior diameter &lt;\u200915\u2009mm at 12\u2009months (\n                      <jats:italic>p<\/jats:italic>\n                      \u2009&lt;\u20090.001) or a stable anteroposterior diameter during the first year (\n                      <jats:italic>p<\/jats:italic>\n                      \u2009=\u20090.04). Patients without adverse events underwent a median of eight (3\u201326, min\u2013max) diagnostic imaging examinations.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusions<\/jats:title>\n                    <jats:p>In children with antenatally detected ureteropelvic junction obstruction, 43% had no adverse events, but a substantial examination burden. Predictors of a non\u2010eventful trace, useful in guidelines, were a postnatal anteroposterior diameter &lt;\u200915\u2009mm or stable at 12\u2009months.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1111\/apa.70086","type":"journal-article","created":{"date-parts":[[2025,4,7]],"date-time":"2025-04-07T18:25:06Z","timestamp":1744050306000},"page":"2066-2072","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":2,"title":["Clinical Outcomes and Follow\u2010Up in Children With Prenatally Detected Unilateral Ureteropelvic Junction Obstruction"],"prefix":"10.1111","volume":"114","author":[{"ORCID":"https:\/\/orcid.org\/0009-0007-3356-6296","authenticated-orcid":false,"given":"Tim","family":"Malmstr\u00f6m","sequence":"first","affiliation":[{"name":"Department of Clinical Sciences, Pediatrics Lund Lund University  Lund Sweden"},{"name":"Department of Pediatrics in Kalmar Region Kalmar County  Kalmar Sweden"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-5942-281X","authenticated-orcid":false,"given":"Zivile","family":"Bekassy","sequence":"additional","affiliation":[{"name":"Department of Clinical Sciences, Pediatrics Lund Lund University  Lund Sweden"},{"name":"Department of Pediatrics Sk\u00e5ne University Hospital  Lund Sweden"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-6617-6784","authenticated-orcid":false,"given":"Martin","family":"Sal\u00f6","sequence":"additional","affiliation":[{"name":"Department of Clinical Sciences, Pediatrics Lund Lund University  Lund Sweden"},{"name":"Department of Pediatric Surgery Sk\u00e5ne University Hospital  Lund Sweden"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Anna R\u00f6ckert","family":"Tjernberg","sequence":"additional","affiliation":[{"name":"Department of Pediatrics in Kalmar Region Kalmar County  Kalmar Sweden"},{"name":"Department of Biomedical and Clinical Sciences Link\u00f6ping University  Link\u00f6ping Sweden"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-5052-9944","authenticated-orcid":false,"given":"Pernilla","family":"Stenstr\u00f6m","sequence":"additional","affiliation":[{"name":"Department of Clinical Sciences, Pediatrics Lund Lund University  Lund Sweden"},{"name":"Department of Pediatric Surgery Sk\u00e5ne University Hospital  Lund 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