1.Clinical Efficacy of Intense Pulsed Light Therapy in Treating Meibomian Gland Dysfunction among Glaucoma Patients
Kwang Eon HAN ; Sang Woo MOON ; Su Jin KIM ; Ji Eun LEE
Journal of the Korean Ophthalmological Society 2025;66(5):215-223
Purpose:
To evaluate the clinical efficacy of intense pulsed light (IPL) therapy combined with meibomian gland expression (MGX) in treating meibomian gland dysfunction (MGD) caused by glaucoma eye drops.
Methods:
This study included 20 patients (aged 18-85 years) who were using glaucoma eye drops and exhibited signs of MGD. Participants underwent four sessions of IPL therapy at 3-week intervals, each followed by MGX. Evaluative measures included the Ocular Surface Disease Index (OSDI), best-corrected visual acuity, Schirmer's test, tear break-up time (TBUT), corneal fluorescein staining score (CFS), lid margin abnormalities, meibomian gland expressibility (MGE), meibum quality, lipid layer thickness (LLT), and meiboscore. These assessments were conducted before and after each treatment.
Results:
After treatment, significant improvements were observed across all measured parameters, including OSDI, Schirmer's test, TBUT, CFS, lid margin abnormalities, MGE, meibum quality, LLT, and meiboscore.
Conclusions
IPL therapy combined with MGX was effective in improving ocular surface and eyelid abnormalities among patients with MGD induced by glaucoma eye drops. Our findings support the use of IPL and MGX as safe and effective adjunct therapies for these patients.
2.Clinical Efficacy of Intense Pulsed Light Therapy in Treating Meibomian Gland Dysfunction among Glaucoma Patients
Kwang Eon HAN ; Sang Woo MOON ; Su Jin KIM ; Ji Eun LEE
Journal of the Korean Ophthalmological Society 2025;66(5):215-223
Purpose:
To evaluate the clinical efficacy of intense pulsed light (IPL) therapy combined with meibomian gland expression (MGX) in treating meibomian gland dysfunction (MGD) caused by glaucoma eye drops.
Methods:
This study included 20 patients (aged 18-85 years) who were using glaucoma eye drops and exhibited signs of MGD. Participants underwent four sessions of IPL therapy at 3-week intervals, each followed by MGX. Evaluative measures included the Ocular Surface Disease Index (OSDI), best-corrected visual acuity, Schirmer's test, tear break-up time (TBUT), corneal fluorescein staining score (CFS), lid margin abnormalities, meibomian gland expressibility (MGE), meibum quality, lipid layer thickness (LLT), and meiboscore. These assessments were conducted before and after each treatment.
Results:
After treatment, significant improvements were observed across all measured parameters, including OSDI, Schirmer's test, TBUT, CFS, lid margin abnormalities, MGE, meibum quality, LLT, and meiboscore.
Conclusions
IPL therapy combined with MGX was effective in improving ocular surface and eyelid abnormalities among patients with MGD induced by glaucoma eye drops. Our findings support the use of IPL and MGX as safe and effective adjunct therapies for these patients.
3.Clinical Efficacy of Intense Pulsed Light Therapy in Treating Meibomian Gland Dysfunction among Glaucoma Patients
Kwang Eon HAN ; Sang Woo MOON ; Su Jin KIM ; Ji Eun LEE
Journal of the Korean Ophthalmological Society 2025;66(5):215-223
Purpose:
To evaluate the clinical efficacy of intense pulsed light (IPL) therapy combined with meibomian gland expression (MGX) in treating meibomian gland dysfunction (MGD) caused by glaucoma eye drops.
Methods:
This study included 20 patients (aged 18-85 years) who were using glaucoma eye drops and exhibited signs of MGD. Participants underwent four sessions of IPL therapy at 3-week intervals, each followed by MGX. Evaluative measures included the Ocular Surface Disease Index (OSDI), best-corrected visual acuity, Schirmer's test, tear break-up time (TBUT), corneal fluorescein staining score (CFS), lid margin abnormalities, meibomian gland expressibility (MGE), meibum quality, lipid layer thickness (LLT), and meiboscore. These assessments were conducted before and after each treatment.
Results:
After treatment, significant improvements were observed across all measured parameters, including OSDI, Schirmer's test, TBUT, CFS, lid margin abnormalities, MGE, meibum quality, LLT, and meiboscore.
Conclusions
IPL therapy combined with MGX was effective in improving ocular surface and eyelid abnormalities among patients with MGD induced by glaucoma eye drops. Our findings support the use of IPL and MGX as safe and effective adjunct therapies for these patients.
4.Stereopsis and clinical features of esotropia patients accompanied by congenital mild ptosis
Heeyoung CHOI ; Su-Jin KIM ; Seung Ahn YANG ; Kwang Eon HAN
Kosin Medical Journal 2024;39(4):259-264
Background:
To evaluate binocular function and clinical features in patients with esotropia (ET) accompanied by congenital ptosis.
Methods:
Clinical records of 44 ET patients with congenital ptosis (ET-ptosis group) and 71 age-matched ET patients without ptosis (ET only group) who presented for eye examination between January 2016 and December 2021 were retrospectively reviewed. Best-corrected visual acuity (BCVA), magnitude of esodeviation and stereopsis at the first visit were reviewed. Stereopsis and other clinical features of the two groups were compared.
Results:
The mean (±standard deviation) age of overall patients was 5.7 (±1.9) years. The margin reflex distance 1 (MRD1) of patients with ptosis was greater than 0 but less than or equal to 2, indicating that mild ptosis was included. There was no significant difference in the distribution of age, sex, spherical equivalent refractive errors, BCVA, or magnitude of ET (at distance or near) between the two groups (all p>0.05). Furthermore, stereopsis and the number of patients with amblyopia did not differ significantly between the two groups. The magnitudes of esodeviation, near stereopsis and BCVA did not differ significantly between the 0
5.Stereopsis and clinical features of esotropia patients accompanied by congenital mild ptosis
Heeyoung CHOI ; Su-Jin KIM ; Seung Ahn YANG ; Kwang Eon HAN
Kosin Medical Journal 2024;39(4):259-264
Background:
To evaluate binocular function and clinical features in patients with esotropia (ET) accompanied by congenital ptosis.
Methods:
Clinical records of 44 ET patients with congenital ptosis (ET-ptosis group) and 71 age-matched ET patients without ptosis (ET only group) who presented for eye examination between January 2016 and December 2021 were retrospectively reviewed. Best-corrected visual acuity (BCVA), magnitude of esodeviation and stereopsis at the first visit were reviewed. Stereopsis and other clinical features of the two groups were compared.
Results:
The mean (±standard deviation) age of overall patients was 5.7 (±1.9) years. The margin reflex distance 1 (MRD1) of patients with ptosis was greater than 0 but less than or equal to 2, indicating that mild ptosis was included. There was no significant difference in the distribution of age, sex, spherical equivalent refractive errors, BCVA, or magnitude of ET (at distance or near) between the two groups (all p>0.05). Furthermore, stereopsis and the number of patients with amblyopia did not differ significantly between the two groups. The magnitudes of esodeviation, near stereopsis and BCVA did not differ significantly between the 0
6.Two Cases of Ischemic Optic Neuropathy after Extracorporeal Membrane Oxygenation (ECMO)
Kwang Eon HAN ; Sang Yoon KIM ; Su Jin KIM
Journal of the Korean Ophthalmological Society 2024;65(6):412-416
Purpose:
We report two cases of non-arteritic ischemic optic neuropathy (NAION) following extracorporeal membrane oxygenation (ECMO) treatment.Case summary: (Case 1) A 36-year-old man underwent ECMO treatment. Upon regaining consciousness, he complained of a darkened peripheral visual field and was subsequently referred to an ophthalmologist. His best-corrected visual acuity was 0.9 in the right eye and 0.8 in the left eye. The intraocular pressure measured 12 mmHg in the right eye and 10 mmHg in the left eye; color vision was normal. A visual field test demonstrated concentric visual field defects in both eyes, and a fundus examination revealed a pale optic disc. Optical coherence tomography (OCT) indicated a decrease in retinal nerve fiber layer (RNFL) thickness. (Case 2) A 48-year-old woman underwent ECMO treatment. After regaining consciousness, she reported decreased vision in her right eye. Her best-corrected visual acuity was limited to hand motion in the right eye and was 1.2 in the left eye. A relative afferent pupillary defect in the right eye was observed. Color vision in the right eye was compromised, and a fundus examination revealed a pale optic disc. A visual field test demonstrated total visual field defect in the right eye, while OCT showed decreases in both the RNFL thickness and the ganglion cell-inner plexiform layer thickness of the right eye. Magnetic resonance imaging (MRI) revealed high signal intensity and abnormal enhancement in the right retrobulbar optic nerve.
Conclusions
In cases where vision loss and visual field defects are observed following ECMO treatment, differential diagnoses for ischemic optic neuropathy are warranted.
7.Stereopsis and clinical features of esotropia patients accompanied by congenital mild ptosis
Heeyoung CHOI ; Su-Jin KIM ; Seung Ahn YANG ; Kwang Eon HAN
Kosin Medical Journal 2024;39(4):259-264
Background:
To evaluate binocular function and clinical features in patients with esotropia (ET) accompanied by congenital ptosis.
Methods:
Clinical records of 44 ET patients with congenital ptosis (ET-ptosis group) and 71 age-matched ET patients without ptosis (ET only group) who presented for eye examination between January 2016 and December 2021 were retrospectively reviewed. Best-corrected visual acuity (BCVA), magnitude of esodeviation and stereopsis at the first visit were reviewed. Stereopsis and other clinical features of the two groups were compared.
Results:
The mean (±standard deviation) age of overall patients was 5.7 (±1.9) years. The margin reflex distance 1 (MRD1) of patients with ptosis was greater than 0 but less than or equal to 2, indicating that mild ptosis was included. There was no significant difference in the distribution of age, sex, spherical equivalent refractive errors, BCVA, or magnitude of ET (at distance or near) between the two groups (all p>0.05). Furthermore, stereopsis and the number of patients with amblyopia did not differ significantly between the two groups. The magnitudes of esodeviation, near stereopsis and BCVA did not differ significantly between the 0
8.Stereopsis and clinical features of esotropia patients accompanied by congenital mild ptosis
Heeyoung CHOI ; Su-Jin KIM ; Seung Ahn YANG ; Kwang Eon HAN
Kosin Medical Journal 2024;39(4):259-264
Background:
To evaluate binocular function and clinical features in patients with esotropia (ET) accompanied by congenital ptosis.
Methods:
Clinical records of 44 ET patients with congenital ptosis (ET-ptosis group) and 71 age-matched ET patients without ptosis (ET only group) who presented for eye examination between January 2016 and December 2021 were retrospectively reviewed. Best-corrected visual acuity (BCVA), magnitude of esodeviation and stereopsis at the first visit were reviewed. Stereopsis and other clinical features of the two groups were compared.
Results:
The mean (±standard deviation) age of overall patients was 5.7 (±1.9) years. The margin reflex distance 1 (MRD1) of patients with ptosis was greater than 0 but less than or equal to 2, indicating that mild ptosis was included. There was no significant difference in the distribution of age, sex, spherical equivalent refractive errors, BCVA, or magnitude of ET (at distance or near) between the two groups (all p>0.05). Furthermore, stereopsis and the number of patients with amblyopia did not differ significantly between the two groups. The magnitudes of esodeviation, near stereopsis and BCVA did not differ significantly between the 0
9.Stereopsis and clinical features of esotropia patients accompanied by congenital mild ptosis
Heeyoung CHOI ; Su-Jin KIM ; Seung Ahn YANG ; Kwang Eon HAN
Kosin Medical Journal 2024;39(4):259-264
Background:
To evaluate binocular function and clinical features in patients with esotropia (ET) accompanied by congenital ptosis.
Methods:
Clinical records of 44 ET patients with congenital ptosis (ET-ptosis group) and 71 age-matched ET patients without ptosis (ET only group) who presented for eye examination between January 2016 and December 2021 were retrospectively reviewed. Best-corrected visual acuity (BCVA), magnitude of esodeviation and stereopsis at the first visit were reviewed. Stereopsis and other clinical features of the two groups were compared.
Results:
The mean (±standard deviation) age of overall patients was 5.7 (±1.9) years. The margin reflex distance 1 (MRD1) of patients with ptosis was greater than 0 but less than or equal to 2, indicating that mild ptosis was included. There was no significant difference in the distribution of age, sex, spherical equivalent refractive errors, BCVA, or magnitude of ET (at distance or near) between the two groups (all p>0.05). Furthermore, stereopsis and the number of patients with amblyopia did not differ significantly between the two groups. The magnitudes of esodeviation, near stereopsis and BCVA did not differ significantly between the 0
10.Public effect of the 2022 Colorectal Cancer Awareness Campaign delivered through a metaverse platform
Tae-Gyun LEE ; Gil-Hyeon SONG ; Hong-min AHN ; Heung-Kwon OH ; Moonkyoung BYUN ; Eon Chul HAN ; Sohyun KIM ; Chang Woo KIM ; Hye Jin KIM ; Samin HONG ; Kee-Ho SONG ; Chan Wook KIM ; Yong Beom CHO ;
Annals of Coloproctology 2024;40(2):145-153
Purpose:
The Korean Society of Coloproctology has been conducting Colorectal Cancer Awareness Campaign, also known as the Gold Ribbon Campaign, every September since 2007. The 2022 campaign was held through a metaverse platform targeting the younger age group under the slogan of raising awareness of early-onset colorectal cancer (CRC). This study aimed to analyze the impact of the 2022 campaign on a metaverse platform.
Methods:
Anonymized survey data were collected from participants in the metaverse campaign from September 1 to 15, 2022. The satisfaction score of the participants was evaluated by sex, age group, and previous campaign participation status.
Results:
During the campaign, 2,770 people visited the metaverse. Among them, 455 people participated in the survey (response rate, 16.4%). Approximately 95% of the participants reported being satisfied with the information provided by the campaign, understood the necessity of undergoing screening for and prevention of early-onset CRC, and were familiar with the structure of the metaverse. The satisfaction score for campaign information tended to decrease as the participants’ age increased. When the participants’ overall level of satisfaction with the metaverse platform was assessed, teenagers scored particularly lower than the other age groups. The satisfaction scores for CRC information provided in the metaverse, as well as the scores for recognizing the seriousness and necessity of screening for early-onset CRC, indicated a high positive tendency (P<0.001).
Conclusion
Most of the 2022 Gold Ribbon Campaign participants were satisfied with the metaverse platform. Medical society should pay attention to increasing participation in and satisfaction with future public campaigns.

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