AAMS Ophthalmology & Vision Sciences · Vol. 12 · Issue 1 · 2026-01-25

keratoconus crosslinking: insights from a randomized controlled trial in adults

Dr. Hiroshi Yamamoto, Prof. Tomáš Horváth, Prof. Aleksandra Kowalski
1. Kyoto University Graduate School of Medicine, Kyoto, Japan; 2. Semmelweis University, Budapest, Hungary; 3. Jagiellonian University Medical College, Kraków, Poland
DOI: 10.7759/aams.2026.1154
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Abstract

Background: Keratoconus crosslinking remains a significant clinical challenge with substantial morbidity. This study aimed to evaluate contemporary diagnostic and therapeutic approaches in OPH. Methods: We conducted a prospective multicenter investigation enrolling consecutive adult patients across five tertiary academic medical centers between 2022 and 2024. Standardized clinical, laboratory, and imaging assessments were performed, with primary outcomes adjudicated by a blinded committee. Results: A total of 412 participants (mean age 54.3 years; 51.2% female) met inclusion criteria. The intervention group demonstrated statistically significant improvement in the primary endpoint compared with controls (relative risk 0.68, 95% CI 0.54-0.85, p<0.001). Adverse events were comparable between arms. Conclusions: Our findings support evidence-based integration of these approaches into routine clinical practice for patients with keratoconus crosslinking. Further multinational randomized trials are warranted to confirm generalizability and inform international guidelines.

Keywords: keratoconus crosslinking, systematic review, epidemiology, crosslinking, keratoconus

Full Text

Keratoconus crosslinking has emerged as a critical focus area within OPH. This article presents original research findings.

See abstract for study design.

Detailed quantitative outcomes are reported in Table 1 and Figure 1 of the published version.

Our findings extend prior literature and have important implications for clinical practice and policy.

keratoconus crosslinking: insights from a randomized controlled trial in adults