{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,8,13]],"date-time":"2026-08-13T19:35:50Z","timestamp":1786649750010,"version":"build-2736575974"},"reference-count":24,"publisher":"Ovid Technologies (Wolters Kluwer Health)","issue":"8","license":[{"start":{"date-parts":[[2026,1,7]],"date-time":"2026-01-07T00:00:00Z","timestamp":1767744000000},"content-version":"unspecified","delay-in-days":0,"URL":"https:\/\/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":[[2026,8]]},"abstract":"<jats:sec>\n                    <jats:title>Purpose:<\/jats:title>\n                    <jats:p>To compare a newly developed virtual reality-based perimeter (Oculera visual field analyzer) with the Humphrey Field Analyzer (HFA) in patients with idiopathic intracranial hypertension (IIH).<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Design:<\/jats:title>\n                    <jats:p>A cross-sectional study.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods:<\/jats:title>\n                    <jats:p>In this study, 30 eyes of 15 IIH patients were randomly tested with HFA (24-2, SITA Standard) and Oculera (24-2, Oculera Interactive) on the same visit. Test durations, global indices [visual field index (VFI), mean deviation (MD), and pattern standard deviation (PSD)], and false negative and positive user responses were compared. Spearman correlation was used for statistical analysis.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results:<\/jats:title>\n                    <jats:p>\n                      Correlation analysis showed a statistically significant correlation between the measurements of the two devices in terms of the global indices (VFI, MD, and PSD) and test duration (r = 0.361,\n                      <jats:italic toggle=\"yes\">P<\/jats:italic>\n                      = 0.050; r = 0.395,\n                      <jats:italic toggle=\"yes\">P<\/jats:italic>\n                      = 0.031; r = 0.408,\n                      <jats:italic toggle=\"yes\">P<\/jats:italic>\n                      = 0.025; and r = 0.363,\n                      <jats:italic toggle=\"yes\">P<\/jats:italic>\n                      = 0.049, respectively). The Oculera was within an acceptable range for 83.3% of eyes, considering the MD reproducibility of 1.5\u20134 dB for HFA. No significant difference was found between the devices in false positive and negative responses (\n                      <jats:italic toggle=\"yes\">P<\/jats:italic>\n                      = 0.098 and\n                      <jats:italic toggle=\"yes\">P<\/jats:italic>\n                      = 0.395, respectively).\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusions:<\/jats:title>\n                    <jats:p>Standard automated perimetry is the gold standard for detecting visual field defects, but it is costly and requires prolonged attention and stable fixation. The results of the Oculera, produced with virtual reality technology, were found to be consistent with those of the HFA, and its much lower cost and portability suggest that it has the potential to be an alternative to conventional perimeters.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.4103\/ijo.ijo_416_25","type":"journal-article","created":{"date-parts":[[2026,1,7]],"date-time":"2026-01-07T12:00:42Z","timestamp":1767787242000},"page":"1174-1179","update-policy":"https:\/\/doi.org\/10.1097\/lww.0000000000001000","source":"Crossref","is-referenced-by-count":0,"title":["Comparison of virtual reality-based portable perimetry and conventional perimetry in patients with idiopathic intracranial hypertension"],"prefix":"10.4103","volume":"74","author":[{"given":"G\u00fcls\u00fcm G","family":"Bozh\u00f6y\u00fck","sequence":"first","affiliation":[{"name":"Department of Ophthalmology, Republic of Turkey Ministry of Health Bitlis Tatvan State Hospital, Bitlis, Turkey"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"P\u0131nar B","family":"K\u0131z\u0131ltun\u00e7","sequence":"additional","affiliation":[{"name":"Department of Ophthalmology, Ankara University Faculty of Medicine, Ankara, Turkey"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Huban","family":"Atilla","sequence":"additional","affiliation":[{"name":"Department of Ophthalmology, Ankara University Faculty of Medicine, Ankara, Turkey"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"276","published-online":{"date-parts":[[2026,1,7]]},"reference":[{"key":"R1-20260730","doi-asserted-by":"crossref","first-page":"165","DOI":"10.1034\/j.1600-0420.1998.760208.x","article-title":"Evaluation of a new threshold visual field strategy, SITA, in normal subjects","volume":"6","author":"Bengtsson","year":"1998","journal-title":"Acta Ophthalmol Scand"},{"key":"R2-20260730","doi-asserted-by":"crossref","first-page":"523","DOI":"10.2147\/OPTH.S54524","article-title":"Visual field examination using a video projector: Comparison with humphrey perimeter","volume":"8","author":"Brouzas","year":"2014","journal-title":"Clin Ophthalmol"},{"key":"R4-20260730","doi-asserted-by":"crossref","first-page":"1185","DOI":"10.1136\/bjo.84.10.1185","article-title":"Use of a portable head mounted perimetry system to assess bedside visual fields","volume":"84","author":"Hollander","year":"2000","journal-title":"Br J Ophthalmol"},{"key":"R5-20260730","doi-asserted-by":"crossref","first-page":"1492","DOI":"10.1212\/01.WNL.0000029570.69134.1B","article-title":"Diagnostic criteria for idiopathic intracranial hypertension","volume":"59","author":"Friedman","year":"2002","journal-title":"Neurology"},{"key":"R6-20260730","doi-asserted-by":"crossref","first-page":"78","DOI":"10.1016\/S1474-4422(15)00298-7","article-title":"Understanding idiopathic intracranial hypertension: Mechanisms, management, and future directions","volume":"15","author":"Markey","year":"2016","journal-title":"Lancet Neurol"},{"key":"R7-20260730","doi-asserted-by":"crossref","first-page":"461","DOI":"10.1001\/archneur.1982.00510200003001","article-title":"Hopson D Visual loss in pseudotumor cerebri. 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