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  1. Article

    Open Access

    Long-term clinical outcomes and predictive factors in patients with chronic ocular graft-versus-host disease

    We investigate long-term clinical outcomes and predictive factors associated with poor vision outcomes in patients with ocular graft-versus-host disease (oGVHD). This retrospective cohort study involved 94 pat...

    Hyeon-Jeong Yoon, Ga-Young Song, Kyung Chul Yoon in Scientific Reports (2022)

  2. Article

    Open Access

    Effects of prolonged use of virtual reality smartphone-based head-mounted display on visual parameters: a randomised controlled trial

    We investigated the effects of using a virtual reality smartphone-based head-mounted display (VR SHMD) device for 2 h on visual parameters. Fifty-eight healthy volunteers were recruited. The participants playe...

    Hyeon Jeong Yoon, Hyun Sik Moon, Mi Sun Sung, Sang Woo Park, Hwan Heo in Scientific Reports (2021)

  3. Article

    Open Access

    Usefulness of virtual reality-based training to diagnose strabismus

    To study the usefulness of virtual reality (VR)-based training for diagnosing strabismus. Fourteen residents in ophthalmology performed at least 30 VR training sessions to diagnose esotropia and exotropia. Exa...

    Hyun Sik Moon, Hyeon Jeong Yoon, Sang Woo Park, Chae Yeon Kim in Scientific Reports (2021)

  4. Article

    Open Access

    Clinical characteristics of dry eye with ocular neuropathic pain features: comparison according to the types of sensitization based on the Ocular Pain Assessment Survey

    To compare the clinical characteristics of dry eye patients with ocular neuropathic pain features according to the types of sensitization based on the Ocular Pain Assessment Survey (OPAS).

    Jonghwa Kim, Hyeon Jeong Yoon, In Cheon You, Byung Yi Ko in BMC Ophthalmology (2020)

  5. Article

    Open Access

    Influence of virtual reality on visual parameters: immersive versus non-immersive mode

    To investigate the differences in refraction, accommodative factors, visual parameters, and subjective symptoms after using two types of virtual reality (VR) content with different depths of perception.

    Hyeon Jeong Yoon, Jonghwa Kim, Sang Woo Park, Hwan Heo in BMC Ophthalmology (2020)

  6. Article

    Open Access

    Effect of epidermal growth factor ointment on persistent epithelial defects of the cornea

    Healthy corneal epithelium acts as a barrier against damage to the deeper structures in the eye. Failure in the mechanisms of corneal epithelization can lead to persistent epithelial defects of the cornea (PED...

    Hyun Sik Moon, Lan Li, Hyeon Jeong Yoon, Yong Sok Ji, Kyung Chul Yoon in BMC Ophthalmology (2020)

  7. No Access

    Article

    Effectiveness of photodynamic therapy with verteporfin combined with intrastromal bevacizumab for corneal neovascularization in Stevens–Johnson syndrome

    To investigate the effectiveness of combined photodynamic therapy with verteporfin and intrastromal injection of bevacizumab for the treatment of corneal neovascularization in patients with Stevens–Johnson syn...

    Hyeon Jeong Yoon, Mee Kum Kim, Kyung Yul Seo, Mayumi Ueta in International Ophthalmology (2019)