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Tomographic measurements and corrected distance visual acuity (CDVA) were analyzed at the baseline visit (before the aCXL treatment), and at 3-, 12- and 24-months visit.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>\n                      The two-year results demonstrated a stable anterior flat keratometry (K1), steep keratometry (K2) and mean keratometry (K\n                      <jats:sub>mean<\/jats:sub>\n                      ) of the anterior and posterior cornea with no significant changes at 3, 12 and 24\u00a0months postoperatively, compared to the baseline visit (\n                      <jats:italic>p<\/jats:italic>\n                      \u2009&gt;\u20090.05). Maximal anterior keratometry (K\n                      <jats:sub>max<\/jats:sub>\n                      ) stabilized from 60.18\u2009\u00b1\u20096.32 D at baseline to 60.04\u2009\u00b1\u20097.36 D at 24\u00a0months post-aCXL (\n                      <jats:italic>p<\/jats:italic>\n                      \u2009=\u20090.88). The keratoconus indices and astigmatism of the front and back surface of the cornea also showed stable results. The CDVA improved from 0.69\u2009\u00b1\u20090.29 logarithm of the minimum angle of resolution (logMAR) at baseline to 0.35\u2009\u00b1\u20090.21 logMAR at 24\u00a0months postoperatively (\n                      <jats:italic>p<\/jats:italic>\n                      \u2009=\u20090.16).\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusion<\/jats:title>\n                    <jats:p>\n                      Pulsed light epithelium-off accelerated CXL using 30 mW\/cm\n                      <jats:sup>2<\/jats:sup>\n                      for 8\u00a0min (7.2\u00a0J\/cm\n                      <jats:sup>2<\/jats:sup>\n                      ) appears to be an effective treatment modality halting progression of keratoconus even after two years.\n                    <\/jats:p>\n                  <\/jats:sec>","DOI":"10.1007\/s10792-025-03512-7","type":"journal-article","created":{"date-parts":[[2025,4,16]],"date-time":"2025-04-16T10:14:46Z","timestamp":1744798486000},"update-policy":"https:\/\/doi.org\/10.1007\/springer_crossmark_policy","source":"Crossref","is-referenced-by-count":1,"title":["Pulsed light epithelium-off accelerated corneal collagen crosslinking with 30mW\/cm2 irradiance and 7.2\u00a0J\/cm2 radiant exposure: 2-year results"],"prefix":"10.1007","volume":"45","author":[{"given":"Max","family":"Luckmann","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Myriam","family":"B\u00f6hm","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Eva","family":"Hemkeppler","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Thomas","family":"Kohnen","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"297","published-online":{"date-parts":[[2025,4,16]]},"reference":[{"issue":"4","key":"3512_CR1","doi-asserted-by":"publisher","first-page":"297","DOI":"10.1016\/s0039-6257(97)00119-7","volume":"42","author":"YS Rabinowitz","year":"1998","unstructured":"Rabinowitz YS (1998) Keratoconus. 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Myriam B\u00f6hm: The author reports there are no competing interests to declare. Eva Hemkeppler: The author reports there are no competing interests to declare. Thomas Kohnen: Consulting and research fees: Alcon\/Novartis, Avedro, Carl Zeiss Meditec, J&J, Lensgen, Oculentis, Oculus Optikger\u00e4te, Presbia, and SCHWIND eye-tech-solutions, and is a consultant for Allergan, Bausch & Lomb, Domp\u00e9, Geuder, Med Update, Nevarkar, Santen, STAAR Surgical, Tear Lab, Thieme, and Ziemer.","order":2,"name":"Ethics","group":{"name":"EthicsHeading","label":"Conflict of interest"}}],"article-number":"156"}}