{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,8,26]],"date-time":"2026-08-26T19:20:32Z","timestamp":1787772032978,"version":"build-2784847793"},"reference-count":17,"publisher":"Ovid Technologies (Wolters Kluwer Health)","issue":"3","license":[{"start":{"date-parts":[[2021,9,1]],"date-time":"2021-09-01T00:00:00Z","timestamp":1630454400000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/tdm\/userlicense\/1.0\/"},{"start":{"date-parts":[[2020,6,30]],"date-time":"2020-06-30T00:00:00Z","timestamp":1593475200000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by-nc-nd\/4.0\/"}],"content-domain":{"domain":["lww.com","ovid.com"],"crossmark-restriction":true},"short-container-title":[],"published-print":{"date-parts":[[2021,9]]},"abstract":"<jats:sec>\n                    <jats:title>Background\/Objective:<\/jats:title>\n                    <jats:p>To draw a hint towards two simple modifications that could potentially decrease the complication rate.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Patients and Methods:<\/jats:title>\n                    <jats:p>It was a single center, single operator and retrospective study. All patients with severe hypospadias operated according to koyanagi with or without modifications were presented. The surgical technique was described. Complications like fistula, stenosis, dehiscence and urethral diverticulum were studied.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results and Limitations:<\/jats:title>\n                    <jats:p>Nineteen patients were included and presented in a chronological manner. The first four patients were operated according to the original koyanagi technique. The next 15 patients were operated according to koyanagi and the urethroplasty was covered by a tunica vaginalis flap. In 10 of them, glanduloplasty was done primarily and in the last 5 patients, glanduloplasty was done as a secondary procedure. The complication rates were 100% in the original koyanagi group, and 0% in the subset were glanduoplasty was deferred.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusions:<\/jats:title>\n                    <jats:p>Systematically covering the urethroplasty with a tunica vaginalis flap and deferring the glanuloplasty might ameliorate the results of the koyanagi technique.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1016\/j.ijpam.2020.06.005","type":"journal-article","created":{"date-parts":[[2020,7,8]],"date-time":"2020-07-08T20:32:14Z","timestamp":1594240334000},"page":"172-176","update-policy":"https:\/\/doi.org\/10.1097\/lww.0000000000001000","source":"Crossref","is-referenced-by-count":4,"title":["Two simple modifications can potentially change the future of proximal hypospadias surgery. Our series and a review of the literature"],"prefix":"10.4103","volume":"8","author":[{"given":"Rezkalla","family":"Akkary","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Mirella","family":"Ripepi","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"orion","family":"Akokpe","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Hamdi","family":"Louati","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Clemence","family":"Klipfel","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Stephan","family":"Geiss","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"276","reference":[{"key":"R2-8-20240903","doi-asserted-by":"crossref","first-page":"205","DOI":"10.1016\/j.jpurol.2008.12.010","article-title":"Outcome of severe hypospadias repair using three different techniques","volume":"5","author":"e","year":"2009","journal-title":"J Pediatr Urol"},{"key":"R3-8-20240903","doi-asserted-by":"crossref","first-page":"300","DOI":"10.1016\/j.jpurol.2009.03.010","article-title":"Original Koyanagi urethroplasty versus modified Hayashi technique: outcome in 57 patients","volume":"5","author":"Catti","year":"2009","journal-title":"J Pediatr Urol"},{"key":"R4-8-20240903","doi-asserted-by":"crossref","first-page":"167","DOI":"10.1007\/BF02550668","article-title":"Further experience with one-stage repair of severe hypospadias and scrotal transposition modifications in the technique and its result in eight cases","volume":"20","author":"Koyanagi","year":"1988","journal-title":"Int Urol Nephrol"},{"key":"R5-8-20240903","doi-asserted-by":"crossref","first-page":"973","DOI":"10.1016\/S0022-5347(05)67229-1","article-title":"Modification of the Koyanagi technique for the single stage repair of proximal hypospadias","volume":"164","author":"Emir","year":"2000","journal-title":"J Urol"},{"key":"R6-8-20240903","first-page":"233","article-title":"Management of severe hypospadias. Indian J Urol: IJU: J. Urol. Soc","volume":"24","author":"Catti","year":"2008","journal-title":"India"},{"key":"R7-8-20240903","doi-asserted-by":"crossref","first-page":"294","DOI":"10.1111\/j.1442-2042.2010.02475.x","article-title":"Modified Koyanagi's procedure for proximal hypospadias: our experience","volume":"17","author":"Nerli","year":"2010","journal-title":"Int J Urol"},{"key":"R8-8-20240903","doi-asserted-by":"crossref","first-page":"239","DOI":"10.1016\/j.jpurol.2006.06.007","article-title":"Neo-modified Koyanagi technique for the single-stage repair of proximal hypospadias","volume":"3","author":"Hayashi","year":"2007","journal-title":"J Pediatr Urol"},{"key":"R9-8-20240903","doi-asserted-by":"crossref","first-page":"651","DOI":"10.1111\/j.1442-2042.2008.02081.x","article-title":"Current concepts in hypospadias surgery","volume":"15","author":"Hayashi","year":"2008","journal-title":"Int J Urol"},{"key":"R10-8-20240903","doi-asserted-by":"crossref","first-page":"235","DOI":"10.1046\/j.1464-410x.2001.02029.x","article-title":"The modified Koyanagi repair for severe proximal hypospadias","volume":"87","author":"Hayashi","year":"2001","journal-title":"BJU Int"},{"key":"R11-8-20240903","doi-asserted-by":"crossref","first-page":"167","DOI":"10.1007\/BF02550668","article-title":"Further experience with one-stage repair of severe hypospadias and scrotal transposition modifications in the technique and its result in eight cases","volume":"20","author":"Koyanagi","year":"1988","journal-title":"Int Urol Nephrol"},{"key":"R12-8-20240903","doi-asserted-by":"crossref","first-page":"1232","DOI":"10.1016\/S0022-5347(17)32556-9","article-title":"One-stage repair of hypospadias: is there no simple method universally applicable to all types of hypospadias?","volume":"152","author":"Koyanagi","year":"1994","journal-title":"J Urol"},{"key":"R13-8-20240903","doi-asserted-by":"crossref","first-page":"290","DOI":"10.1016\/j.jpurol.2016.11.016","article-title":"Neo-yoke repair for severe hypospadias: a simple modification for better outcome","volume":"13","author":"Seleim","year":"2017","journal-title":"J Pediatr Urol"},{"key":"R14-8-20240903","doi-asserted-by":"crossref","first-page":"286","DOI":"10.1016\/j.jpurol.2016.02.014","article-title":"Two-stage graft urethroplasty for proximal and complicated hypospadias in children: a retrospective study","volume":"12","author":"Faure","year":"2016","journal-title":"J Pediatr Urol"},{"key":"R15-8-20240903","doi-asserted-by":"crossref","first-page":"693","DOI":"10.1097\/SAP.0000000000000345","article-title":"Modification of the koyanagi technique for the single-stage repair of proximal hypospadias","volume":"76","author":"Chen","year":"2016","journal-title":"Ann Plast Surg"},{"key":"R16-8-20240903","doi-asserted-by":"crossref","first-page":"175","DOI":"10.1016\/j.urology.2016.03.032","article-title":"A new modification of the Koyanagi technique for the one-stage repair of severe hypospadias","volume":"93","author":"Kang","year":"2016","journal-title":"Urology"},{"key":"R17-8-20240903","doi-asserted-by":"crossref","first-page":"421","DOI":"10.1016\/j.jpurol.2018.03.026","article-title":"Tunica vaginalis flap for urethrocutaneous fistula repair after proximal and mid-shaft hypospadias surgery: a 12-year experience","volume":"14","author":"Pescheloche","year":"2018","journal-title":"J Pediatr Urol"},{"key":"R18-8-20240903","doi-asserted-by":"crossref","first-page":"134","DOI":"10.1080\/00365590310008875","article-title":"Outcome of new surgical techniques in hypospadia repair","volume":"37","author":"Jorgensen","year":"2003","journal-title":"Scand J Urol Nephrol"}],"container-title":["International Journal of Pediatrics and Adolescent Medicine"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S2352646720300600?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S2352646720300600?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/www.ovid.com\/10.1016\/j.ijpam.2020.06.005","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2026,8,26]],"date-time":"2026-08-26T18:24:58Z","timestamp":1787768698000},"score":1,"resource":{"primary":{"URL":"https:\/\/www.ovid.com\/10.1016\/j.ijpam.2020.06.005"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2021,9]]},"references-count":17,"journal-issue":{"issue":"3","published-print":{"date-parts":[[2021]]}},"URL":"https:\/\/doi.org\/10.1016\/j.ijpam.2020.06.005","relation":{},"ISSN":["2352-6467"],"issn-type":[{"value":"2352-6467","type":"print"}],"subject":[],"published":{"date-parts":[[2021,9]]}}}