{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,5,29]],"date-time":"2026-05-29T20:53:08Z","timestamp":1780087988152,"version":"3.54.0"},"reference-count":20,"publisher":"SAGE Publications","issue":"3","license":[{"start":{"date-parts":[[2015,3,1]],"date-time":"2015-03-01T00:00:00Z","timestamp":1425168000000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/journals.sagepub.com\/page\/policies\/text-and-data-mining-license"}],"content-domain":{"domain":["journals.sagepub.com"],"crossmark-restriction":true},"short-container-title":["Journal of Endourology"],"published-print":{"date-parts":[[2015,3]]},"abstract":"<jats:sec>\n                    <jats:title>Purpose:<\/jats:title>\n                    <jats:p>To determine the appropriate template of regional lymph node dissection (LND) at the time of laparoscopic nephroureterectomy (LNU) for patients with clinically node- negative urothelial carcinoma of the upper urinary tract.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Patients and Methods:<\/jats:title>\n                    <jats:p>This prospective study included 45 patients undergoing LND with LNU in accordance with our prospective rules regarding the area of LND. Perioperative, pathologic, and follow-up data were collected. Micrometastasis in lymph nodes (LNs) was later evaluated by immunohistochemistry (IHC). Recurrence-free survival (RFS) was calculated with the Kaplan-Meier method.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results:<\/jats:title>\n                    <jats:p>\n                      The median number of LNs removed was 14 (range 1\u201333). One patient with pT\n                      <jats:sub>3<\/jats:sub>\n                      disease had node metastasis based on routine pathologic examination, and IHC revealed micrometastases in two additional patients (pT\n                      <jats:sub>2<\/jats:sub>\n                      in one and pT\n                      <jats:sub>3<\/jats:sub>\n                      in one). Therefore, 15% (3\/20) of patients with \u2265pT\n                      <jats:sub>2<\/jats:sub>\n                      disease had node disease. After surgery, six patients experienced minor complications (Grade 1 or 2), and Grade 5 gastrointestinal bleeding after aspiration pneumonia developed in one elderly male patient on the 45th postoperative day, which was not considered to be associated with LND. At the last follow-up, lung metastasis developed in four patients (pT\n                      <jats:sub>1<\/jats:sub>\n                      in one, pT\n                      <jats:sub>2<\/jats:sub>\n                      in one, and pT\n                      <jats:sub>3<\/jats:sub>\n                      in two), and presacral lymph node metastasis developed in one patient with a lower ureteral tumor (pT\n                      <jats:sub>2<\/jats:sub>\n                      ), which was not included in our prospective template for a lower ureteral tumor. LN recurrence within\/ near the LND area was not observed in patients with pelvic\/upper ureteral carcinoma. The 2-year nonurothelial RFS rate was 84%.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusions:<\/jats:title>\n                    <jats:p>We consider that the present template represents regional LNs for patients with clinically node-negative pelvic\/upper ureteral carcinoma, while presacral LNs may be incorporated into the regional LND template for patients with clinically node-negative lower ureteral carcinoma.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1089\/end.2014.0369","type":"journal-article","created":{"date-parts":[[2014,9,25]],"date-time":"2014-09-25T18:40:55Z","timestamp":1411670455000},"page":"304-309","update-policy":"https:\/\/doi.org\/10.1177\/sage-journals-update-policy","source":"Crossref","is-referenced-by-count":15,"title":["Outcome of Regional Lymphadenectomy in Accordance with Primary Tumor Location on Laparoscopic Nephroureterectomy for Urothelial Carcinoma of the Upper Urinary Tract: A Prospective Study"],"prefix":"10.1177","volume":"29","author":[{"given":"Takashige","family":"Abe","sequence":"first","affiliation":[{"name":"Hokkaido University Graduate School of Medicine","place":["Japan"]}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Norikata","family":"Takada","sequence":"additional","affiliation":[{"name":"Hokkaido University Graduate School of Medicine","place":["Japan"]}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Ryuji","family":"Matsumoto","sequence":"additional","affiliation":[{"name":"Hokkaido University Graduate School of Medicine","place":["Japan"]}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Takahiro","family":"Osawa","sequence":"additional","affiliation":[{"name":"Hokkaido Cancer Center","place":["Japan"]}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Ataru","family":"Sazawa","sequence":"additional","affiliation":[{"name":"Hokkaido University Graduate School of Medicine","place":["Japan"]}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Satoru","family":"Maruyama","sequence":"additional","affiliation":[{"name":"Hokkaido University Graduate School of Medicine","place":["Japan"]}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Kunihiko","family":"Tsuchiya","sequence":"additional","affiliation":[{"name":"Hokkaido University Graduate School of Medicine","place":["Japan"]}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Toru","family":"Harabayashi","sequence":"additional","affiliation":[{"name":"Hokkaido Cancer Center","place":["Japan"]}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Keita","family":"Minami","sequence":"additional","affiliation":[{"name":"Hokkaido Cancer Center","place":["Japan"]}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Satoshi","family":"Nagamori","sequence":"additional","affiliation":[{"name":"Hokkaido Cancer Center","place":["Japan"]}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Kanako C.","family":"Hatanaka","sequence":"additional","affiliation":[{"name":"Hokkaido University Hospital","place":["Japan"]}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Yuka","family":"Tanaka","sequence":"additional","affiliation":[{"name":"Hokkaido University Graduate School of Medicine","place":["Japan"]}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Nobuo","family":"Shinohara","sequence":"additional","affiliation":[{"name":"Hokkaido University Graduate School of Medicine","place":["Japan"]}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Katsuya","family":"Nonomura","sequence":"additional","affiliation":[{"name":"Hokkaido University Graduate School of Medicine","place":["Japan"]}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"179","published-online":{"date-parts":[[2015,3,1]]},"reference":[{"key":"e_1_3_2_2_2","doi-asserted-by":"publisher","DOI":"10.1111\/iju.12031"},{"key":"e_1_3_2_3_2","doi-asserted-by":"publisher","DOI":"10.1016\/S0302-2838(03)00314-2"},{"key":"e_1_3_2_4_2","doi-asserted-by":"publisher","DOI":"10.1016\/j.urology.2007.10.028"},{"key":"e_1_3_2_5_2","doi-asserted-by":"publisher","DOI":"10.1016\/j.urology.2005.10.022"},{"key":"e_1_3_2_6_2","doi-asserted-by":"publisher","DOI":"10.1016\/j.eururo.2007.04.070"},{"key":"e_1_3_2_7_2","doi-asserted-by":"publisher","DOI":"10.1016\/j.eururo.2008.01.008"},{"key":"e_1_3_2_8_2","doi-asserted-by":"publisher","DOI":"10.1016\/j.ejso.2010.08.134"},{"key":"e_1_3_2_9_2","doi-asserted-by":"publisher","DOI":"10.1089\/end.2010.0480"},{"key":"e_1_3_2_10_2","doi-asserted-by":"publisher","DOI":"10.1111\/j.1464-410X.2008.07673.x"},{"key":"e_1_3_2_11_2","volume-title":"TNM Classification of Malignant Tumours","author":"Sobin L","year":"2009","unstructured":"Sobin L, , Gospodarowicz M, , Wittekind C. 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