{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,25]],"date-time":"2026-09-25T08:07:13Z","timestamp":1790323633321,"version":"4.1.0"},"reference-count":7,"publisher":"Wiley","issue":"5","license":[{"start":{"date-parts":[[2026,8,5]],"date-time":"2026-08-05T00:00:00Z","timestamp":1785888000000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by\/4.0\/"},{"start":{"date-parts":[[2026,8,5]],"date-time":"2026-08-05T00:00:00Z","timestamp":1785888000000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/doi.wiley.com\/10.1002\/tdm_license_1.1"}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["IJU Case Reports"],"published-print":{"date-parts":[[2026,9]]},"abstract":"<jats:title>ABSTRACT<\/jats:title>\n                  <jats:sec>\n                    <jats:title>Introduction<\/jats:title>\n                    <jats:p>Upper Urinary Tract Small Cell Neuroendocrine Ca are extremely rare carcinomas with less than 40 reported cases in literature.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Case<\/jats:title>\n                    <jats:p>92\u2009years old male with left flank pain and diagnosed to have an enhancing renal pelvic mass, which on histopathological examination was noted to have a predominant small cell carcinoma component.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusion<\/jats:title>\n                    <jats:p>This case report attempts to shed a light on the patients with small cell neuroendocrine carcinoma of the upper tract with its silent and aggressive nature.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1002\/iju5.70071","type":"journal-article","created":{"date-parts":[[2026,8,6]],"date-time":"2026-08-06T05:09:22Z","timestamp":1785992962000},"update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":0,"title":["Upper Urinary Tract Carcinoma With Primary Small Cell Neuroendocrine Cancer\u2014Case Report and Review of Literature"],"prefix":"10.1002","volume":"9","author":[{"ORCID":"https:\/\/orcid.org\/0009-0000-0162-4040","authenticated-orcid":false,"given":"Siddhant","family":"Kumar","sequence":"first","affiliation":[{"name":"Department of Urology, Kasturba medical college Manipal academy of Higher education  Manipal Karnataka India"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Sunil Pillai","family":"Bhaskara","sequence":"additional","affiliation":[{"name":"Department of Urology, Kasturba medical college Manipal academy of Higher education  Manipal Karnataka India"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-5536-1693","authenticated-orcid":false,"given":"A. V. B.","family":"Krishnakanth","sequence":"additional","affiliation":[{"name":"Department of Urology, Kasturba medical college Manipal academy of Higher education  Manipal Karnataka India"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Abhijit","family":"Shah","sequence":"additional","affiliation":[{"name":"Department of Urology, Kasturba medical college Manipal academy of Higher education  Manipal Karnataka India"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Siddalingeshwara Chandragouda","family":"Doddamani","sequence":"additional","affiliation":[{"name":"Department of Urology, Kasturba medical college Manipal academy of Higher education  Manipal Karnataka India"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Padmaraj","family":"hegde","sequence":"additional","affiliation":[{"name":"Department of Urology, Kasturba Medical college Manipal academy of Higher education  Manipal Karnataka India"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Arun","family":"Chawla","sequence":"additional","affiliation":[{"name":"Department of Urology, Kasturba Medical college Manipal academy of Higher education  Manipal Karnataka India"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2026,8,5]]},"reference":[{"key":"e_1_2_11_2_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.ctrv.2010.12.005"},{"key":"e_1_2_11_3_1","doi-asserted-by":"publisher","DOI":"10.1002\/cncr.24147"},{"issue":"2","key":"e_1_2_11_4_1","first-page":"217","article-title":"Small Cell Carcinoma of the Urinary Bladder","volume":"25","author":"Pant\u2010Purohit M.","year":"2010","journal-title":"Histology and Histopathology"},{"key":"e_1_2_11_5_1","doi-asserted-by":"publisher","DOI":"10.1016\/S0002-9440(10)62369-3"},{"key":"e_1_2_11_6_1","doi-asserted-by":"publisher","DOI":"10.1016\/S0046-8177(84)80288-9"},{"key":"e_1_2_11_7_1","doi-asserted-by":"publisher","DOI":"10.1016\/S1726-4901(10)70034-4"},{"key":"e_1_2_11_8_1","doi-asserted-by":"publisher","DOI":"10.1016\/S0140-6736(20)30415-3"}],"container-title":["IJU Case Reports"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/onlinelibrary.wiley.com\/doi\/pdf\/10.1002\/iju5.70071","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/onlinelibrary.wiley.com\/doi\/full-xml\/10.1002\/iju5.70071","content-type":"application\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/onlinelibrary.wiley.com\/doi\/pdf\/10.1002\/iju5.70071","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2026,9,25]],"date-time":"2026-09-25T07:42:56Z","timestamp":1790322176000},"score":1,"resource":{"primary":{"URL":"https:\/\/onlinelibrary.wiley.com\/doi\/10.1002\/iju5.70071"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2026,8,5]]},"references-count":7,"journal-issue":{"issue":"5","published-print":{"date-parts":[[2026,9]]}},"alternative-id":["10.1002\/iju5.70071"],"URL":"https:\/\/doi.org\/10.1002\/iju5.70071","archive":["Portico"],"relation":{},"ISSN":["2577-171X","2577-171X"],"issn-type":[{"value":"2577-171X","type":"print"},{"value":"2577-171X","type":"electronic"}],"subject":[],"published":{"date-parts":[[2026,8,5]]},"assertion":[{"value":"2024-12-02","order":0,"name":"received","label":"Received","group":{"name":"publication_history","label":"Publication History"}},{"value":"2025-06-27","order":2,"name":"accepted","label":"Accepted","group":{"name":"publication_history","label":"Publication History"}},{"value":"2026-08-05","order":3,"name":"published","label":"Published","group":{"name":"publication_history","label":"Publication History"}}],"article-number":"e70071"}}