{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,8,25]],"date-time":"2026-08-25T15:30:57Z","timestamp":1787671857878,"version":"build-2736575974"},"reference-count":22,"publisher":"Wiley","issue":"3","license":[{"start":{"date-parts":[[2026,3,19]],"date-time":"2026-03-19T00:00:00Z","timestamp":1773878400000},"content-version":"vor","delay-in-days":18,"URL":"http:\/\/creativecommons.org\/licenses\/by-nc-nd\/4.0\/"},{"start":{"date-parts":[[2026,3,1]],"date-time":"2026-03-01T00:00:00Z","timestamp":1772323200000},"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":["Int J of Urology"],"published-print":{"date-parts":[[2026,3]]},"abstract":"<jats:title>ABSTRACT<\/jats:title>\n                  <jats:sec>\n                    <jats:title>Objectives<\/jats:title>\n                    <jats:p>\n                      The aim of this study is to assess the effects of the 45\u00b0 lateral decubitus positioning and CO\n                      <jats:sub>2<\/jats:sub>\n                      pneumoperitoneum pressure increases on the intracranial pressure via sonographically measured optic nerve sheath diameter (ONSD) in patients undergoing laparoscopic partial nephrectomy (LPN).\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods<\/jats:title>\n                    <jats:p>In this prospective observational study, all patients underwent an LPN procedure. By using ocular ultrasonography, vertical and horizontal ONSDs were measured for each eye in the supine position preoperatively (T0), 10\u2009min after the anesthesia induction in the supine position (T1), before the insufflation in the 45\u00b0 lateral decubitus position (T2), after the insufflation with incremental pressures during the procedure (T3\u2013T4\u2013T5\u2013T6\u2013T7), and before awakening from anesthesia in the supine position (T8). Between the T3 and T7 measurement points, the pneumoperitoneum pressures were gradually increased from the level of 12\u2009mmHg up to 20\u2009mmHg by 2\u2009mmHg in each step.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>\n                      A total of 103 patients, whose ages ranged from 25 to 69\u2009years, were included in the study. A significant increase in the ONSDs was found in each measurement point from T0 to T7 (\n                      <jats:italic>p<\/jats:italic>\n                      \u2009&lt;\u20090.05). The mean ONSDs were 4.4, 5.7, and 5.8\u2009mm in T0, T6, and T7, respectively. However, as a result of a decrease in T8, the mean ONSD was similar to that in T2 (\n                      <jats:italic>p<\/jats:italic>\n                      \u2009&gt;\u20090.05).\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusion<\/jats:title>\n                    <jats:p>Our study demonstrated that in the 45\u00b0 lateral decubitus position, pneumoperitoneum pressures of 18\u201320\u2009mmHg during LPN caused ONSD values to approach the threshold for elevated intracranial pressure.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1111\/iju.70424","type":"journal-article","created":{"date-parts":[[2026,3,19]],"date-time":"2026-03-19T07:21:13Z","timestamp":1773904873000},"update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":0,"title":["Changes in Optic Nerve Sheath Diameter With Lateral Decubitus Positioning and Pneumoperitoneum Pressure During Laparoscopic Partial Nephrectomy"],"prefix":"10.1111","volume":"33","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-6066-0401","authenticated-orcid":false,"given":"Serkan","family":"Akan","sequence":"first","affiliation":[{"name":"Department of Urology University of Health Sciences, Fatih Sultan Mehmet Training and Research Hospital  Istanbul Turkey"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-3862-3644","authenticated-orcid":false,"given":"Umut","family":"Arslan","sequence":"additional","affiliation":[{"name":"Department of Urology University of Health Sciences, Fatih Sultan Mehmet Training and Research Hospital  Istanbul Turkey"},{"name":"Department of Urology Caldiran State Hospital  Van Turkey"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0009-0009-6563-2299","authenticated-orcid":false,"given":"Ahmet","family":"Tasci","sequence":"additional","affiliation":[{"name":"Department of Urology University of Health Sciences, Fatih Sultan Mehmet Training and Research Hospital  Istanbul Turkey"},{"name":"Department of Anesthesiology and Reanimation University of Health Sciences Sancaktepe \u015eehit Prof. Dr. \u0130lhan Varank Training and Research Hospital  Istanbul Turkey"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0009-0000-4131-6018","authenticated-orcid":false,"given":"Ismail Rasit","family":"Yamac","sequence":"additional","affiliation":[{"name":"Department of Urology University of Health Sciences, Fatih Sultan Mehmet Training and Research Hospital  Istanbul Turkey"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-1746-0874","authenticated-orcid":false,"given":"Selcuk","family":"Kaba","sequence":"additional","affiliation":[{"name":"Department of Urology University of Health Sciences, Fatih Sultan Mehmet Training and Research Hospital  Istanbul Turkey"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-9717-1209","authenticated-orcid":false,"given":"Caner","family":"Ediz","sequence":"additional","affiliation":[{"name":"Department of Urology University of Health Sciences Sultan 2. Abdulhamid Han  Istanbul Turkey"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-4373-8104","authenticated-orcid":false,"given":"Aytac","family":"Sahin","sequence":"additional","affiliation":[{"name":"Department of Urology University of Health Sciences, Fatih Sultan Mehmet Training and Research Hospital  Istanbul Turkey"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-1602-9698","authenticated-orcid":false,"given":"Ayhan","family":"Verit","sequence":"additional","affiliation":[{"name":"Department of Urology University of Health Sciences, Fatih Sultan Mehmet Training and Research Hospital  Istanbul Turkey"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2026,3,19]]},"reference":[{"issue":"1","key":"e_1_2_11_2_1","first-page":"38","article-title":"Laparoscopic and Open Partial Nephrectomy: Complication Comparison Using the Clavien System","volume":"16","author":"Reifsnyder J. E.","year":"2012","journal-title":"Journal of Speech, Language, and Hearing Research"},{"key":"e_1_2_11_3_1","doi-asserted-by":"publisher","DOI":"10.3389\/fonc.2020.513874"},{"key":"e_1_2_11_4_1","doi-asserted-by":"publisher","DOI":"10.1007\/s00415-011-6059-0"},{"key":"e_1_2_11_5_1","doi-asserted-by":"publisher","DOI":"10.1007\/s12028-009-9250-8"},{"key":"e_1_2_11_6_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.jmig.2017.07.031"},{"key":"e_1_2_11_7_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1552-6569.2010.00546.x"},{"key":"e_1_2_11_8_1","doi-asserted-by":"publisher","DOI":"10.1371\/journal.pone.0081013"},{"key":"e_1_2_11_9_1","doi-asserted-by":"publisher","DOI":"10.1186\/s12883-015-0361-x"},{"issue":"1","key":"e_1_2_11_10_1","first-page":"85","article-title":"Assessment of Optic Nerve Sheath Diameter in Healthy Adults in Turkey","volume":"11","author":"Gokcen E.","year":"2021","journal-title":"Sakarya Medical Journal"},{"issue":"1","key":"e_1_2_11_11_1","first-page":"23","article-title":"The Role of Optic Nerve Sheath Diameter in Differential Diagnosis in Patients With Headache, A Prospective, Randomized Controlled Study","volume":"4","author":"Yuksel A. I.","year":"2025","journal-title":"Global Emergency and Critical Care"},{"key":"e_1_2_11_12_1","doi-asserted-by":"publisher","DOI":"10.1007\/s00134-011-2224-2"},{"key":"e_1_2_11_13_1","doi-asserted-by":"publisher","DOI":"10.4097\/kjae.2015.68.4.358"},{"key":"e_1_2_11_14_1","doi-asserted-by":"publisher","DOI":"10.1371\/journal.pone.0111916"},{"key":"e_1_2_11_15_1","doi-asserted-by":"publisher","DOI":"10.1089\/lap.2022.0344"},{"key":"e_1_2_11_16_1","doi-asserted-by":"publisher","DOI":"10.20517\/2574-1225.2017.31"},{"key":"e_1_2_11_17_1","doi-asserted-by":"publisher","DOI":"10.4103\/joacp.JOACP_370_18"},{"key":"e_1_2_11_18_1","doi-asserted-by":"publisher","DOI":"10.5811\/westjem.2013.9.16191"},{"key":"e_1_2_11_19_1","doi-asserted-by":"publisher","DOI":"10.1097\/MD.0000000000005061"},{"key":"e_1_2_11_20_1","doi-asserted-by":"publisher","DOI":"10.1136\/emj.2008.058453"},{"key":"e_1_2_11_21_1","doi-asserted-by":"publisher","DOI":"10.1186\/s13089-021-00235-5"},{"key":"e_1_2_11_22_1","doi-asserted-by":"publisher","DOI":"10.1007\/s00464-019-07207-w"},{"issue":"9","key":"e_1_2_11_23_1","first-page":"61","article-title":"Metabolic Effects of Carbon Dioxide (CO2) Insufflation During Laparoscopic Surgery: Changes in pH, Arterial Partial Pressure of Carbon Dioxide (PaCO2) and End Tidal Carbon Dioxide (EtCO2)","volume":"61","author":"Mutetwa E. N.","year":"2015","journal-title":"Central African Journal of Medicine"}],"container-title":["International Journal of Urology"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/onlinelibrary.wiley.com\/doi\/pdf\/10.1111\/iju.70424","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/onlinelibrary.wiley.com\/doi\/full-xml\/10.1111\/iju.70424","content-type":"application\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/onlinelibrary.wiley.com\/doi\/pdf\/10.1111\/iju.70424","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2026,8,25]],"date-time":"2026-08-25T14:59:42Z","timestamp":1787669982000},"score":1,"resource":{"primary":{"URL":"https:\/\/onlinelibrary.wiley.com\/doi\/10.1111\/iju.70424"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2026,3]]},"references-count":22,"journal-issue":{"issue":"3","published-print":{"date-parts":[[2026,3]]}},"alternative-id":["10.1111\/iju.70424"],"URL":"https:\/\/doi.org\/10.1111\/iju.70424","archive":["Portico"],"relation":{},"ISSN":["0919-8172","1442-2042"],"issn-type":[{"value":"0919-8172","type":"print"},{"value":"1442-2042","type":"electronic"}],"subject":[],"published":{"date-parts":[[2026,3]]},"assertion":[{"value":"2025-11-22","order":0,"name":"received","label":"Received","group":{"name":"publication_history","label":"Publication History"}},{"value":"2026-03-10","order":2,"name":"accepted","label":"Accepted","group":{"name":"publication_history","label":"Publication History"}},{"value":"2026-03-19","order":3,"name":"published","label":"Published","group":{"name":"publication_history","label":"Publication History"}}],"article-number":"e70424"}}