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We describe visual outcomes in a recent cohort and assess predictors of postoperative visual outcomes.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods<\/jats:title>\n                    <jats:p>Consecutive case series operated by a team of a neurosurgeon and orbital surgeon between May 2015 and January 2019. Best corrected visual acuity (BCVA), visual fields (static perimetry), and relative proptosis were measured preoperatively and postoperatively at 3\/6\/12\u00a0months after which it was assessed yearly. Predictors were assessed with linear regression analysis.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>\n                      Nineteen patients (all WHO grade I) were operated by the pterional approach (median follow-up 2.4\u00a0years). Preoperative visual acuity deficits (\n                      <jats:italic>n<\/jats:italic>\n                      \u2009=\u200910) normalized in 70% and improved in 10% (median preoperative: 0.8, postoperative: 1.2,\n                      <jats:italic>p<\/jats:italic>\n                      \u2009=\u20090.021). Preoperative visual field deficits (\n                      <jats:italic>n<\/jats:italic>\n                      \u2009=\u20098) normalized in all patients (preoperative: \u2212\u20096.5\u00a0dB, postoperative: \u2212\u20091.5\u00a0dB,\n                      <jats:italic>p<\/jats:italic>\n                      \u2009=\u20090.008). Preoperative proptosis (\n                      <jats:italic>n<\/jats:italic>\n                      \u2009=\u200916) normalized in 44% and improved in 56% (preoperative: 5\u00a0mm, postoperative: 2\u00a0mm,\n                      <jats:italic>p<\/jats:italic>\n                      \u2009&lt;\u20090.001). BCVA and visual fields remained stable at longer follow-up in 95% of patients, while 21% showed progression of proptosis. Predictors for worse longer-term (&gt;\u200912\u00a0months) BCVA were worse preoperative BCVA (\n                      <jats:italic>p<\/jats:italic>\n                      \u2009=\u20090.002) and diagnosis of multiple meningioma (\n                      <jats:italic>p<\/jats:italic>\n                      \u2009=\u20090.021). Predictors for worse longer-term visual fields were higher diameter of hyperostosis (\n                      <jats:italic>p<\/jats:italic>\n                      \u2009=\u20090.009) and higher Simpson grade (\n                      <jats:italic>p<\/jats:italic>\n                      \u2009=\u20090.032). Predictor for short-term (3\u00a0months) proptosis was preoperative proptosis (\n                      <jats:italic>p<\/jats:italic>\n                      \u2009=\u20090.006).\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusion<\/jats:title>\n                    <jats:p>We recommend surgery, even of patients with minimal visual impairment or hyperostosis, as patients who present with deteriorated visual function or extensive hyperostosis are less likely to have postoperative visual outcomes restored to normal.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1007\/s00701-020-04554-9","type":"journal-article","created":{"date-parts":[[2020,9,4]],"date-time":"2020-09-04T18:02:45Z","timestamp":1599242565000},"page":"73-82","update-policy":"https:\/\/doi.org\/10.1007\/springer_crossmark_policy","source":"Crossref","is-referenced-by-count":19,"title":["Visual outcomes endorse surgery of patients with spheno-orbital meningioma with minimal visual impairment or hyperostosis"],"prefix":"10.1007","volume":"163","author":[{"ORCID":"https:\/\/orcid.org\/0000-0003-2400-2070","authenticated-orcid":false,"given":"Amir H.","family":"Zamanipoor Najafabadi","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Stijn W.","family":"Genders","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Wouter R.","family":"van Furth","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"297","published-online":{"date-parts":[[2020,9,4]]},"reference":[{"key":"4554_CR1","doi-asserted-by":"publisher","unstructured":"Almeida JP, Omay SB, Shetty SR, Chen Y, Ruiz-trevi\u00f1o AS, Liang B, Anand VK, Levine B, Schwartz TH (2017) Transorbital endoscopic eyelid approach for resection of sphenoorbital meningiomas with predominant hyperostosis: report of 2 cases. 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This cross-sectional study was approved by the medical ethical committees of the Leiden University Medical Center as part of a larger study protocol (G19.011).","order":3,"name":"Ethics","group":{"name":"EthicsHeading","label":"Ethical approval"}},{"value":"Informed consent was obtained from all individual participants included in the study. Additional informed consent was obtained from all individual participants for whom identifying information is included in this article.","order":4,"name":"Ethics","group":{"name":"EthicsHeading","label":"Informed consent"}}]}}